{"id":24188,"date":"2026-09-22T11:46:40","date_gmt":"2026-09-22T11:46:40","guid":{"rendered":"https:\/\/lite14.net\/blog\/?p=24188"},"modified":"2026-09-22T11:46:40","modified_gmt":"2026-09-22T11:46:40","slug":"speeding-up-bulk-extraction-without-losing-accuracy","status":"publish","type":"post","link":"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/","title":{"rendered":"Speeding Up Bulk Extraction Without Losing Accuracy"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_83 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Speeding_Up_Bulk_Extraction_Without_Losing_Accuracy_Methods_and_Case_Study\" >Speeding Up Bulk Extraction Without Losing Accuracy: Methods and Case Study<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Introduction\" >Introduction<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#1_Understanding_the_Speed%E2%80%93Accuracy_Problem\" >1. Understanding the Speed\u2013Accuracy Problem<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#2_Establishing_an_Accuracy_Standard\" >2. Establishing an Accuracy Standard<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Precision\" >Precision<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Recall\" >Recall<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Completeness\" >Completeness<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Consistency\" >Consistency<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Duplicate_rate\" >Duplicate rate<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#3_Automating_Repetitive_Tasks\" >3. Automating Repetitive Tasks<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#4_Batch_Processing\" >4. Batch Processing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#5_Parallel_Processing\" >5. Parallel Processing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#6_Efficient_Parsing\" >6. Efficient Parsing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#7_Use_of_Structured_Data\" >7. Use of Structured Data<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#8_Normalization_During_Processing\" >8. Normalization During Processing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#9_Deduplication\" >9. Deduplication<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#10_Validation_Without_Slowing_the_Entire_Process\" >10. Validation Without Slowing the Entire Process<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#11_Sampling_for_Quality_Control\" >11. Sampling for Quality Control<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#12_Caching_and_Avoiding_Repeated_Work\" >12. Caching and Avoiding Repeated Work<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#13_Error_Handling_and_Recovery\" >13. Error Handling and Recovery<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Case_Study_Accelerating_a_100000-Record_Business_Directory_Project\" >Case Study: Accelerating a 100,000-Record Business Directory Project<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Background\" >Background<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Initial_Method\" >Initial Method<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#14_Automated_Extraction_System\" >14. Automated Extraction System<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Stage_1_Collection\" >Stage 1: Collection<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Stage_2_Parsing\" >Stage 2: Parsing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Stage_3_Normalization\" >Stage 3: Normalization<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Stage_4_Deduplication\" >Stage 4: Deduplication<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Stage_5_Validation\" >Stage 5: Validation<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#15_Performance_Improvement\" >15. Performance Improvement<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#16_Human_Review\" >16. Human Review<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#17_Results_of_the_Case_Study\" >17. Results of the Case Study<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#18_Lessons_From_the_Case_Study\" >18. Lessons From the Case Study<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-34\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Automation_increases_scale\" >Automation increases scale<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-35\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Quality_controls_must_be_built_into_the_pipeline\" >Quality controls must be built into the pipeline<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-36\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Exceptions_should_receive_human_attention\" >Exceptions should receive human attention<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-37\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Batch_processing_improves_reliability\" >Batch processing improves reliability<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-38\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Normalization_improves_downstream_accuracy\" >Normalization improves downstream accuracy<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-39\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Monitoring_is_essential\" >Monitoring is essential<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-40\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#19_Measuring_Accuracy_and_Speed_Together\" >19. Measuring Accuracy and Speed Together<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-41\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Throughput\" >Throughput<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-42\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Precision-2\" >Precision<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-43\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Recall-2\" >Recall<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-44\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Completeness-2\" >Completeness<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-45\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Duplicate_rate-2\" >Duplicate rate<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-46\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Exception_rate\" >Exception rate<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-47\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Processing_failure_rate\" >Processing failure rate<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-48\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#20_Common_Mistakes\" >20. Common Mistakes<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-49\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Maximizing_speed_without_monitoring_accuracy\" >Maximizing speed without monitoring accuracy<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-50\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Excessive_parallel_processing\" >Excessive parallel processing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-51\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Skipping_validation\" >Skipping validation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-52\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Removing_human_review_entirely\" >Removing human review entirely<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-53\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Ignoring_duplicates\" >Ignoring duplicates<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-54\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Reprocessing_unchanged_data\" >Reprocessing unchanged data<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-55\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Treating_every_source_identically\" >Treating every source identically<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-56\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#History_of_Speeding_Up_Bulk_Extraction_Without_Losing_Accuracy\" >History of Speeding Up Bulk Extraction Without Losing Accuracy<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-57\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Introduction-2\" >Introduction<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-58\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#1_The_Era_of_Manual_Extraction\" >1. The Era of Manual Extraction<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-59\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#2_Mechanical_and_Tabulating_Systems\" >2. Mechanical and Tabulating Systems<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-60\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#3_Mainframe_Computers_and_Database_Processing\" >3. Mainframe Computers and Database Processing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-61\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#4_Relational_Databases\" >4. Relational Databases<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-62\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#5_Personal_Computers_and_Spreadsheets\" >5. Personal Computers and Spreadsheets<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-63\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#6_Optical_Character_Recognition\" >6. Optical Character Recognition<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-64\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#7_Automated_Text_Processing\" >7. Automated Text Processing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-65\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#8_The_World_Wide_Web_and_Web_Extraction\" >8. The World Wide Web and Web Extraction<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-66\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#9_The_Problem_of_Website_Complexity\" >9. The Problem of Website Complexity<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-67\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#10_Browser-Based_Automation\" >10. Browser-Based Automation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-68\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#11_APIs_and_Structured_Data\" >11. APIs and Structured Data<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-69\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#12_Parallel_Processing\" >12. Parallel Processing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-70\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#13_Cloud_Computing\" >13. Cloud Computing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-71\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#14_Batch_Processing_and_Fault_Tolerance\" >14. Batch Processing and Fault Tolerance<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-72\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#15_Automated_Validation\" >15. Automated Validation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-73\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#16_Deduplication\" >16. Deduplication<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-74\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#17_Human-in-the-Loop_Systems\" >17. Human-in-the-Loop Systems<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-75\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#18_Artificial_Intelligence_and_Intelligent_Extraction\" >18. Artificial Intelligence and Intelligent Extraction<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-76\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#19_Case_Study_Evolution_of_a_Large_Directory-Extraction_Project\" >19. Case Study: Evolution of a Large Directory-Extraction Project<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-77\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Stage_One_Manual_extraction\" >Stage One: Manual extraction<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-78\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Stage_Two_Automated_parsing\" >Stage Two: Automated parsing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-79\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Stage_Three_Validation\" >Stage Three: Validation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-80\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Stage_Four_Deduplication\" >Stage Four: Deduplication<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-81\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Stage_Five_Human_review\" >Stage Five: Human review<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-82\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#Stage_Six_Continuous_monitoring\" >Stage Six: Continuous monitoring<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-83\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#20_The_Continuing_Balance_Between_Speed_and_Accuracy\" >20. The Continuing Balance Between Speed and Accuracy<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h1 class=\"x1yc453h xngnso2 x7amdea x1i21sxh xhacrq1 x1iykcro x1mshyef x1fie51u xgyxj25 x1xobyvs x1fv8qjw xdj266r x1alsn5q x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Speeding_Up_Bulk_Extraction_Without_Losing_Accuracy_Methods_and_Case_Study\"><\/span>Speeding Up Bulk Extraction Without Losing Accuracy: Methods and Case Study<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Introduction\"><\/span>Introduction<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Bulk data extraction is the process of collecting large quantities of information from multiple digital sources and converting it into a structured dataset. Organizations use bulk extraction for many legitimate purposes, including data migration, research, digital archiving, business-directory maintenance, document processing, and analysis of an organization&#8217;s own records. As the volume of digital information continues to increase, organizations face an important challenge: <strong class=\"x7amdea\">how can large quantities of information be extracted quickly without reducing accuracy?<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Speed and accuracy are sometimes treated as competing objectives. Increasing processing speed can introduce errors when software processes information too aggressively, while excessive manual checking can make a project slow and expensive. A successful bulk-extraction system therefore needs a balanced approach that combines automation, structured workflows, validation, quality control, and human review.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The challenge becomes particularly important when extracting contact information such as business names, telephone numbers, addresses, websites, and organizational email addresses. A dataset containing thousands of incorrect or duplicated records may be less useful than a smaller but reliable dataset.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">This chapter examines methods for accelerating bulk extraction while preserving data quality. It discusses automation, parallel processing, batching, normalization, deduplication, validation, error handling, monitoring, and human review. A case study of a fictional business-directory project demonstrates how these principles can be combined in practice.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"1_Understanding_the_Speed%E2%80%93Accuracy_Problem\"><\/span>1. Understanding the Speed\u2013Accuracy Problem<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Bulk extraction normally involves several stages:<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Source identification \u2192 Data collection \u2192 Parsing \u2192 Extraction \u2192 Cleaning \u2192 Validation \u2192 Deduplication \u2192 Export<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Each stage can become a bottleneck.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">For example, retrieving information from thousands of pages may take a long time if each page is processed sequentially. However, increasing the number of simultaneous requests without proper controls can create failures, incomplete records, or unnecessary load on a source.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Similarly, extracting information using very broad rules may increase the number of records collected but also produce false positives.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The objective should therefore not simply be maximum speed.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">A better goal is:<\/p>\n<blockquote class=\"x1ux7cnd xp43mbd x1yc453h x1qeawuv x19gujjy x1cpjm7i x1g6lqjk x1ft583c x1682cnc x1hmns74 xbs2zpe x17mssa0 x19ekbn6 x1fie51u xgyxj25 x1xobyvs x1m9urvh x1fv8qjw x128ud7f x1pjt2rx x160d6zm xqsupf2 xrxpjvj x26vrf4 xutjtvt x1n2onr6\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Maximum useful throughput at an acceptable accuracy level.<\/strong><\/p>\n<\/blockquote>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Useful throughput refers to the quantity of correctly processed records completed within a given period.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"2_Establishing_an_Accuracy_Standard\"><\/span>2. Establishing an Accuracy Standard<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Before attempting to make an extraction system faster, the organization should define what \u201caccurate\u201d means.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Different projects require different standards.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">For example:<\/p>\n<ul class=\"xonam98 x1epdd7z xemmon1 xn020vs xfl32do xluzp7q x1yc453h x38giro xat24cr x1xobyvs x1fv8qjw xdj266r xrxpjvj x1bxe5rh\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"1\">\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">A research project may require accurate business names and categories.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">A directory-maintenance project may require current telephone numbers and websites.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">A migration project may require exact preservation of original records.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">An archival project may prioritize completeness over correction.<\/p>\n<\/li>\n<\/ul>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"2\">Accuracy can be measured through several indicators.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Precision\"><\/span>Precision<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Precision measures how many extracted records are actually relevant.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Recall\"><\/span>Recall<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Recall measures how much of the relevant information was successfully extracted.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Completeness\"><\/span>Completeness<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Completeness measures whether required fields are present.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Consistency\"><\/span>Consistency<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Consistency measures whether information follows the same format throughout the dataset.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Duplicate_rate\"><\/span>Duplicate rate<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The duplicate rate measures how many records represent the same underlying entity.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">These measures help prevent the team from equating speed with success.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"3_Automating_Repetitive_Tasks\"><\/span>3. Automating Repetitive Tasks<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">One of the most effective ways to increase extraction speed is automation.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Manual extraction requires a person to repeat the same operations for every record. Automation allows software to perform predictable tasks consistently.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">For example, an automated system can:<\/p>\n<ol class=\"xonam98 x1epdd7z xemmon1 xn020vs xfl32do xluzp7q x1yc453h x3yw8vx xat24cr x1xobyvs x1fv8qjw xdj266r xrxpjvj x1bxe5rh\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"3\">\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Retrieve permitted source records.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Identify relevant fields.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Normalize values.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Detect duplicates.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Validate basic formats.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Store results.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Record errors.<\/p>\n<\/li>\n<\/ol>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"4\">Automation is particularly effective when source structures are consistent.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">However, automation should not eliminate quality control. Automated systems can reproduce mistakes very quickly.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">A useful principle is:<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Automate repetition, not judgment.<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Routine extraction can be automated, while ambiguous cases can be sent for human review.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"4_Batch_Processing\"><\/span>4. Batch Processing<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Processing records in batches is another method of improving efficiency.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Instead of loading an entire dataset into memory, a system can process smaller groups.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">For example:<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">10,000 records \u2192 100 batches \u00d7 100 records<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Batch processing provides several advantages.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">If a failure occurs, only one batch may need to be repeated.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">It also makes progress easier to monitor.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">A batch can be marked as:<\/p>\n<ul class=\"xonam98 x1epdd7z xemmon1 xn020vs xfl32do xluzp7q x1yc453h x38giro xat24cr x1xobyvs x1fv8qjw xdj266r xrxpjvj x1bxe5rh\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"5\">\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Pending.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Processing.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Completed.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Failed.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Requires review.<\/p>\n<\/li>\n<\/ul>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"6\">This creates a more reliable workflow than attempting to process an enormous dataset as a single operation.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"5_Parallel_Processing\"><\/span>5. Parallel Processing<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Where the technical environment and source rules permit it, independent tasks can be processed simultaneously.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Suppose a dataset contains 5,000 independent documents. Processing them one at a time may take considerable time.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">A controlled parallel-processing system can divide the work among multiple workers.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Conceptually:<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">5,000 records \u2192 Worker A + Worker B + Worker C + Worker D \u2192 Combined results<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">However, parallel processing must be used carefully.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">If the source is an external website, excessive simultaneous requests can create technical problems and may violate the site&#8217;s access rules.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Consequently, concurrency should be controlled according to the source&#8217;s permitted access conditions.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">For local files, greater parallelism may be possible because there is no external server involved, although hardware limitations still apply.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"6_Efficient_Parsing\"><\/span>6. Efficient Parsing<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Parsing is the process of converting raw data into identifiable fields.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Poorly designed parsing can become a major bottleneck.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">A good parser should avoid unnecessary processing.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">For example, if the project only requires:<\/p>\n<ul class=\"xonam98 x1epdd7z xemmon1 xn020vs xfl32do xluzp7q x1yc453h x38giro xat24cr x1xobyvs x1fv8qjw xdj266r xrxpjvj x1bxe5rh\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"7\">\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Business name.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Telephone number.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Website.<\/p>\n<\/li>\n<\/ul>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"8\">there may be no reason to process every image, script, stylesheet, or unrelated element on a webpage.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Selective parsing can therefore improve both speed and accuracy.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The system should identify the smallest relevant portion of the source necessary to produce the required output.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"7_Use_of_Structured_Data\"><\/span>7. Use of Structured Data<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Structured data can significantly improve extraction efficiency.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">If a source provides information through an authorized API or structured dataset, it may be preferable to interpreting an entire webpage.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Structured records can contain predefined fields such as:<\/p>\n<pre class=\"x1yc453h xfk6m8 x1amw8k4 xee3sy2 x3fmiap x1y0btm7 xmkeg23 xbs2zpe xrvj5dj x1ey7xld x1jchvi3 xu4ur08 x8r4c90 xat24cr x1xobyvs x1fv8qjw xdj266r x2xbuc6 x1pjt2rx x160d6zm xqsupf2 xrxpjvj xw2csxc x32akso x1weg8eo x1rlenzs x1n2onr6 x1rohswg\" dir=\"ltr\"><code class=\"x1lliihq x1qlqyl8 xw2csxc x7p5m3t language-text\">name\r\naddress\r\ntelephone\r\nemail\r\nwebsite\r\ncategory\r\n<\/code><button class=\"x1y0btm7 x9f619 xln7xf2 x17j2mab xc0rdgb xl56j7k x1q51uy1 xioxnex x2b8uid x1b2iylo xwgcxoh x1hl2dhg xtcsvct x11doy3g xwbb3bf xm5th6g x1pf1ekx x1v85zax xl65fg8 x1ysdz2l x1fo1fc9 xdsxg0b xulogpc x1cpjm7i x1btuk9t xk6xnpo x1txhlq7 xtg4hg7 x1o0wn7w xkk1bqk x1hmns74 xy5mcqj xjbqb8w x15xj62w x9r1u3d xgwjoxm xu82sp8 x1gnnqk1 x13yhu5o x1ypdohk xrvj5dj xy5k6zg x22bi1w x1p6o7d4 xc8icb0 x1gg8mnh x1nb6za0 xk2swo9 x1717udv x1ku5rj1 x10l6tqk x1vjfegm\" type=\"button\" data-icon-only=\"\" data-icon-position=\"start\" data-icon-shape=\"non-circular\" data-radius=\"full\" data-size=\"small\" data-variant=\"ghost\" data-w-component=\"button\" aria-label=\"Copy code\" data-code-copy-state=\"idle\" data-oai-tooltip=\"\" data-oai-tooltip-side=\"bottom\" data-oai-tooltip-side-offset=\"8\"><\/button><\/pre>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">This reduces ambiguity.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">A webpage may contain many instances of text that resemble a telephone number, while a structured API field explicitly identifies the telephone number.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Consequently, structured access can improve both processing speed and accuracy.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"8_Normalization_During_Processing\"><\/span>8. Normalization During Processing<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Data normalization should occur as early as practical.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Consider telephone numbers:<\/p>\n<ul class=\"xonam98 x1epdd7z xemmon1 xn020vs xfl32do xluzp7q x1yc453h x38giro xat24cr x1xobyvs x1fv8qjw xdj266r xrxpjvj x1bxe5rh\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"9\">\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"auto\"><code class=\"x1amw8k4 xymaag xbs2zpe xjb2p0i x1qlqyl8 x1gqwrcx xw2csxc x7p5m3t xarctil x11pq3io\">0801 234 5678<\/code><\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"auto\"><code class=\"x1amw8k4 xymaag xbs2zpe xjb2p0i x1qlqyl8 x1gqwrcx xw2csxc x7p5m3t xarctil x11pq3io\">08012345678<\/code><\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"auto\"><code class=\"x1amw8k4 xymaag xbs2zpe xjb2p0i x1qlqyl8 x1gqwrcx xw2csxc x7p5m3t xarctil x11pq3io\">+234 801 234 5678<\/code><\/p>\n<\/li>\n<\/ul>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"10\">These may represent the same number.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">If the system normalizes the values early, duplicate detection becomes easier.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The same principle applies to:<\/p>\n<ul class=\"xonam98 x1epdd7z xemmon1 xn020vs xfl32do xluzp7q x1yc453h x38giro xat24cr x1xobyvs x1fv8qjw xdj266r xrxpjvj x1bxe5rh\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"11\">\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Business names.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Addresses.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Country codes.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Email addresses.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Dates.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Website domains.<\/p>\n<\/li>\n<\/ul>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"12\">However, normalization should preserve the original value where necessary.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">A useful design is to store:<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Original value + normalized value<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">This allows the organization to audit transformations later.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"9_Deduplication\"><\/span>9. Deduplication<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Deduplication is essential in bulk extraction.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Without deduplication, the final dataset may contain multiple copies of the same record.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">A basic duplicate check might compare:<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Business name + telephone number + address<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">More advanced systems can compare multiple fields and calculate similarity.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">For example:<\/p>\n<blockquote class=\"x1ux7cnd xp43mbd x1yc453h x1qeawuv x19gujjy x1cpjm7i x1g6lqjk x1ft583c x1682cnc x1hmns74 xbs2zpe x17mssa0 x19ekbn6 x1fie51u xgyxj25 x1xobyvs x1m9urvh x1fv8qjw x128ud7f x1pjt2rx x160d6zm xqsupf2 xrxpjvj x26vrf4 xutjtvt x1n2onr6\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">ABC Consulting Ltd.<\/p>\n<\/blockquote>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">and<\/p>\n<blockquote class=\"x1ux7cnd xp43mbd x1yc453h x1qeawuv x19gujjy x1cpjm7i x1g6lqjk x1ft583c x1682cnc x1hmns74 xbs2zpe x17mssa0 x19ekbn6 x1fie51u xgyxj25 x1xobyvs x1m9urvh x1fv8qjw x128ud7f x1pjt2rx x160d6zm xqsupf2 xrxpjvj x26vrf4 xutjtvt x1n2onr6\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">ABC Consulting Limited<\/p>\n<\/blockquote>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">may be identified as potential duplicates if their address, telephone number, and website also match.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">However, automatic merging should not always be used.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Two organizations may have similar names but operate independently.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Therefore, high-confidence duplicates can be merged automatically, while uncertain matches should be reviewed by a human.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"10_Validation_Without_Slowing_the_Entire_Process\"><\/span>10. Validation Without Slowing the Entire Process<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Validation is essential for accuracy, but validating every record manually can eliminate the speed advantage of automation.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">A better approach is <strong class=\"x7amdea\">risk-based validation<\/strong>.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">High-confidence records can pass automatically.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Low-confidence records can be sent to a review queue.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">For example:<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">High confidence \u2192 Automatic acceptance<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Medium confidence \u2192 Automated secondary check<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Low confidence \u2192 Human review<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">This approach concentrates human effort where it is most valuable.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">It allows thousands of straightforward records to be processed automatically while preserving quality control for ambiguous cases.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"11_Sampling_for_Quality_Control\"><\/span>11. Sampling for Quality Control<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Sampling is another useful method.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Instead of manually inspecting every record, the organization can randomly select a percentage of completed records for review.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">For example, a team might inspect a sample from each processing batch.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">If errors increase beyond an acceptable threshold, the batch can be investigated.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Sampling provides an early warning mechanism.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">It is particularly useful when the same extraction rules are applied repeatedly to similar records.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"12_Caching_and_Avoiding_Repeated_Work\"><\/span>12. Caching and Avoiding Repeated Work<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Repeated processing wastes time.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">If a source has already been processed and has not changed, the system may not need to process it again.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">A cache can record information such as:<\/p>\n<ul class=\"xonam98 x1epdd7z xemmon1 xn020vs xfl32do xluzp7q x1yc453h x38giro xat24cr x1xobyvs x1fv8qjw xdj266r xrxpjvj x1bxe5rh\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"13\">\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Source identifier.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Processing date.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Source version or change indicator.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Extraction result.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Processing status.<\/p>\n<\/li>\n<\/ul>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"14\">When the system encounters the same unchanged source again, it can use the existing result instead of repeating the entire operation.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">This is especially valuable in recurring extraction projects.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"13_Error_Handling_and_Recovery\"><\/span>13. Error Handling and Recovery<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Fast extraction is not useful if failures cause large amounts of data to be lost.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">A reliable system should record errors and allow failed tasks to be retried.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">For example:<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Batch 1 \u2192 Completed<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Batch 2 \u2192 Completed<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Batch 3 \u2192 Failed \u2192 Retry<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Batch 4 \u2192 Completed<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">This is better than restarting the entire project when one component fails.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Error logs should ideally record:<\/p>\n<ul class=\"xonam98 x1epdd7z xemmon1 xn020vs xfl32do xluzp7q x1yc453h x38giro xat24cr x1xobyvs x1fv8qjw xdj266r xrxpjvj x1bxe5rh\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"15\">\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Source identifier.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Error type.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Time.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Processing stage.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Number of affected records.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Retry status.<\/p>\n<\/li>\n<\/ul>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"16\">This information helps technical staff identify recurring problems.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h1 class=\"x1yc453h xngnso2 x7amdea x1i21sxh xhacrq1 x1iykcro x1mshyef x1fie51u xgyxj25 x1xobyvs x1fv8qjw xdj266r x1alsn5q x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Case_Study_Accelerating_a_100000-Record_Business_Directory_Project\"><\/span>Case Study: Accelerating a 100,000-Record Business Directory Project<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Background\"><\/span>Background<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Consider a fictional data-research company that maintains a business directory.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The company needs to process 100,000 publicly available business records from permitted sources.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Each record may contain:<\/p>\n<ul class=\"xonam98 x1epdd7z xemmon1 xn020vs xfl32do xluzp7q x1yc453h x38giro xat24cr x1xobyvs x1fv8qjw xdj266r xrxpjvj x1bxe5rh\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"17\">\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Business name.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Address.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Telephone number.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Website.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Public organizational email.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Category.<\/p>\n<\/li>\n<\/ul>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"18\">The company initially processes the information manually.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Initial_Method\"><\/span>Initial Method<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">A team of 10 researchers processes approximately 100 records per hour each.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The total throughput is approximately:<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">10 \u00d7 100 = 1,000 records per hour<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">At that rate, processing 100,000 records would require approximately 100 hours of team processing time, excluding breaks, error correction, and validation.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The company therefore decides to introduce automation.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"14_Automated_Extraction_System\"><\/span>14. Automated Extraction System<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The company designs a five-stage pipeline:<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Collection \u2192 Parsing \u2192 Normalization \u2192 Deduplication \u2192 Validation<\/strong><\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Stage_1_Collection\"><\/span>Stage 1: Collection<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Permitted source records are collected in controlled batches.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Stage_2_Parsing\"><\/span>Stage 2: Parsing<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The system identifies required fields rather than processing unnecessary content.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Stage_3_Normalization\"><\/span>Stage 3: Normalization<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Telephone numbers, business names, and addresses are standardized.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Stage_4_Deduplication\"><\/span>Stage 4: Deduplication<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Potential duplicate records are identified.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Stage_5_Validation\"><\/span>Stage 5: Validation<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">High-confidence records are accepted automatically, while uncertain records are sent to human reviewers.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"15_Performance_Improvement\"><\/span>15. Performance Improvement<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">After testing, the company determines that its automated system can process approximately 10,000 records per hour under the project&#8217;s technical conditions.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The theoretical processing time for 100,000 records is therefore approximately:<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">100,000 \u00f7 10,000 = 10 hours<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">However, the organization does not simply run the system at maximum speed.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">It introduces quality-control checkpoints after each batch.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Suppose the system processes 10 batches of 10,000 records.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">After each batch, the organization reviews a sample of records.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">If a batch shows an unusual error rate, it is isolated and reprocessed.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">This prevents a single extraction error from affecting the entire dataset.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"16_Human_Review\"><\/span>16. Human Review<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The automated system identifies approximately 3,500 records as uncertain.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Rather than asking employees to review all 100,000 records, the organization sends only the uncertain records to the review team.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The reviewers examine:<\/p>\n<ul class=\"xonam98 x1epdd7z xemmon1 xn020vs xfl32do xluzp7q x1yc453h x38giro xat24cr x1xobyvs x1fv8qjw xdj266r xrxpjvj x1bxe5rh\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"19\">\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Ambiguous business names.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Conflicting telephone numbers.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Possible duplicate organizations.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Incomplete addresses.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Unclear contact fields.<\/p>\n<\/li>\n<\/ul>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"20\">This substantially reduces manual workload while preserving a human quality-control layer.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj xitg8i0 xlecmv9 x1ytk7xi\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"21\" data-streaming-stylex-tokens=\"xitg8i0 xlecmv9 x1ytk7xi\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"22\"><span class=\"ez-toc-section\" id=\"17_Results_of_the_Case_Study\"><\/span>17. Results of the Case Study<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"23\">The fictional organization obtains the following illustrative results:<\/p>\n<div class=\"x1vl9vab x16b51yi xrrwrwc x16k8ytd x1qmfsro xma8rkl x17w79hz x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a6c18u x1ynbexh x1pjt2rx x160d6zm xqsupf2 xy12xjr xvqhs1v x1nwkakj x1ink2cp x1n2onr6\" dir=\"auto\" data-assistant-markdown-table=\"\" data-assistant-table=\"\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"24\">\n<div class=\"xfk6m8 x1k33914 x8ofoeg xxf1yix xh8yej3 xw2csxc x1pqk8vl x7p5m3t x1rlenzs xi6raib x1rohswg\" data-assistant-markdown-table-scroller=\"\">\n<table class=\"x1vathgz x1gukg7c x11r6d5e x123onwq xezivpi x17mssa0 x1ghz6dp x1x1rfll xgqtt45 x1rea2x4\">\n<thead>\n<tr>\n<th class=\"xpps94y x1q0q8m5 xso031l xbs2zpe x7amdea xl2ypbo x26vrf4 x9rjddi xibp4oe x1c1uobl x1yc453h\">Measure<\/th>\n<th class=\"xpps94y x1q0q8m5 xso031l xbs2zpe x7amdea xl2ypbo x26vrf4 x9rjddi xibp4oe x1c1uobl x1yc453h\">Initial manual approach<\/th>\n<th class=\"xpps94y x1q0q8m5 xso031l xbs2zpe x7amdea xl2ypbo x26vrf4 x9rjddi xibp4oe x1c1uobl x1yc453h\">Automated workflow<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td class=\"xsfyl8r x1q0q8m5 xso031l x1dre2lj xbs2zpe x15n2anh xme8oex x1xro15f x9rjddi x5xtxb0 x1c1uobl x1yc453h\">Dataset size<\/td>\n<td class=\"xsfyl8r x1q0q8m5 xso031l x1dre2lj xbs2zpe x15n2anh xme8oex x1xro15f x9rjddi x5xtxb0 x1c1uobl x1yc453h\">100,000<\/td>\n<td class=\"xsfyl8r x1q0q8m5 xso031l x1dre2lj xbs2zpe x15n2anh xme8oex x1xro15f x9rjddi x5xtxb0 x1c1uobl x1yc453h\">100,000<\/td>\n<\/tr>\n<tr>\n<td class=\"xsfyl8r x1q0q8m5 xso031l x1dre2lj xbs2zpe x15n2anh xme8oex x1xro15f x9rjddi x5xtxb0 x1c1uobl x1yc453h\">Main processing method<\/td>\n<td class=\"xsfyl8r x1q0q8m5 xso031l x1dre2lj xbs2zpe x15n2anh xme8oex x1xro15f x9rjddi x5xtxb0 x1c1uobl x1yc453h\">Manual<\/td>\n<td class=\"xsfyl8r x1q0q8m5 xso031l x1dre2lj xbs2zpe x15n2anh xme8oex x1xro15f x9rjddi x5xtxb0 x1c1uobl x1yc453h\">Automated + review<\/td>\n<\/tr>\n<tr>\n<td class=\"xsfyl8r x1q0q8m5 xso031l x1dre2lj xbs2zpe x15n2anh xme8oex x1xro15f x9rjddi x5xtxb0 x1c1uobl x1yc453h\">Processing throughput<\/td>\n<td class=\"xsfyl8r x1q0q8m5 xso031l x1dre2lj xbs2zpe x15n2anh xme8oex x1xro15f x9rjddi x5xtxb0 x1c1uobl x1yc453h\">1,000\/hour<\/td>\n<td class=\"xsfyl8r x1q0q8m5 xso031l x1dre2lj xbs2zpe x15n2anh xme8oex x1xro15f x9rjddi x5xtxb0 x1c1uobl x1yc453h\">10,000\/hour<\/td>\n<\/tr>\n<tr>\n<td class=\"xsfyl8r x1q0q8m5 xso031l x1dre2lj xbs2zpe x15n2anh xme8oex x1xro15f x9rjddi x5xtxb0 x1c1uobl x1yc453h\">Estimated processing time<\/td>\n<td class=\"xsfyl8r x1q0q8m5 xso031l x1dre2lj xbs2zpe x15n2anh xme8oex x1xro15f x9rjddi x5xtxb0 x1c1uobl x1yc453h\">100 hours<\/td>\n<td class=\"xsfyl8r x1q0q8m5 xso031l x1dre2lj xbs2zpe x15n2anh xme8oex x1xro15f x9rjddi x5xtxb0 x1c1uobl x1yc453h\">10 hours<\/td>\n<\/tr>\n<tr>\n<td class=\"xsfyl8r x1q0q8m5 xso031l x1dre2lj xbs2zpe x15n2anh xme8oex x1xro15f x9rjddi x5xtxb0 x1c1uobl x1yc453h\">Manual review<\/td>\n<td class=\"xsfyl8r x1q0q8m5 xso031l x1dre2lj xbs2zpe x15n2anh xme8oex x1xro15f x9rjddi x5xtxb0 x1c1uobl x1yc453h\">All records<\/td>\n<td class=\"xsfyl8r x1q0q8m5 xso031l x1dre2lj xbs2zpe x15n2anh xme8oex x1xro15f x9rjddi x5xtxb0 x1c1uobl x1yc453h\">Exception cases<\/td>\n<\/tr>\n<tr>\n<td class=\"xsfyl8r x1q0q8m5 xso031l x1dre2lj xbs2zpe x15n2anh xme8oex x1xro15f x9rjddi x5xtxb0 x1c1uobl x1yc453h\">Duplicate handling<\/td>\n<td class=\"xsfyl8r x1q0q8m5 xso031l x1dre2lj xbs2zpe x15n2anh xme8oex x1xro15f x9rjddi x5xtxb0 x1c1uobl x1yc453h\">Manual<\/td>\n<td class=\"xsfyl8r x1q0q8m5 xso031l x1dre2lj xbs2zpe x15n2anh xme8oex x1xro15f x9rjddi x5xtxb0 x1c1uobl x1yc453h\">Automated + review<\/td>\n<\/tr>\n<tr>\n<td class=\"xsfyl8r x1q0q8m5 xso031l x1dre2lj xbs2zpe x15n2anh xme8oex x1xro15f x9rjddi x5xtxb0 x1c1uobl x1yc453h\">Error monitoring<\/td>\n<td class=\"xsfyl8r x1q0q8m5 xso031l x1dre2lj xbs2zpe x15n2anh xme8oex x1xro15f x9rjddi x5xtxb0 x1c1uobl x1yc453h\">Periodic<\/td>\n<td class=\"xsfyl8r x1q0q8m5 xso031l x1dre2lj xbs2zpe x15n2anh xme8oex x1xro15f x9rjddi x5xtxb0 x1c1uobl x1yc453h\">Batch-based<\/td>\n<\/tr>\n<tr>\n<td class=\"xsfyl8r x1q0q8m5 xso031l x1dre2lj xbs2zpe x15n2anh xme8oex x1xro15f x9rjddi x5xtxb0 x1c1uobl x1yc453h\">Recovery from failures<\/td>\n<td class=\"xsfyl8r x1q0q8m5 xso031l x1dre2lj xbs2zpe x15n2anh xme8oex x1xro15f x9rjddi x5xtxb0 x1c1uobl x1yc453h\">Slow<\/td>\n<td class=\"xsfyl8r x1q0q8m5 xso031l x1dre2lj xbs2zpe x15n2anh xme8oex x1xro15f x9rjddi x5xtxb0 x1c1uobl x1yc453h\">Targeted retry<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p><button class=\"x1y0btm7 x9f619 xln7xf2 x17j2mab xc0rdgb xl56j7k x1q51uy1 xioxnex x2b8uid x1b2iylo xwgcxoh x1hl2dhg xtcsvct x11doy3g xwbb3bf xm5th6g x1pf1ekx x1v85zax xl65fg8 x1ysdz2l x1fo1fc9 xdsxg0b xulogpc x1cpjm7i x1btuk9t xk6xnpo x1txhlq7 xtg4hg7 x1o0wn7w xkk1bqk x1hmns74 xy5mcqj x15xj62w x9r1u3d xgwjoxm xu82sp8 x1gnnqk1 x13yhu5o x1ypdohk xrvj5dj xy5k6zg xc8icb0 x1gg8mnh x1nb6za0 xk2swo9 x1717udv x1ku5rj1 x1vjfegm x5ftvrx x1xeipyx x1ehs627 x2js1xq xwuzemt x168wqd8 x10l6tqk x130de9h\" type=\"button\" data-icon-only=\"\" data-icon-position=\"start\" data-icon-shape=\"non-circular\" data-radius=\"full\" data-size=\"small\" data-variant=\"ghost\" data-w-component=\"button\" aria-label=\"Copy table\" data-table-copy-state=\"idle\" data-oai-tooltip=\"\" data-oai-tooltip-side=\"bottom\" data-oai-tooltip-side-offset=\"8\"><\/button><\/div>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"25\">These figures are hypothetical and are intended to demonstrate the principle rather than represent measurements from an actual organization.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"26\">The major improvement does not come from removing humans entirely. It comes from assigning humans to the tasks where human judgment provides the greatest value.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj xitg8i0 xlecmv9 x1ytk7xi\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"27\" data-streaming-stylex-tokens=\"xitg8i0 xlecmv9 x1ytk7xi\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"28\"><span class=\"ez-toc-section\" id=\"18_Lessons_From_the_Case_Study\"><\/span>18. Lessons From the Case Study<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"29\">Several lessons emerge from this example.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"30\"><span class=\"ez-toc-section\" id=\"Automation_increases_scale\"><\/span>Automation increases scale<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"31\">Software can process repetitive operations much faster than manual entry.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"32\"><span class=\"ez-toc-section\" id=\"Quality_controls_must_be_built_into_the_pipeline\"><\/span>Quality controls must be built into the pipeline<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"33\">Validation should not be treated as an optional final step.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"34\"><span class=\"ez-toc-section\" id=\"Exceptions_should_receive_human_attention\"><\/span>Exceptions should receive human attention<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"35\">Not every record requires manual inspection.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"36\"><span class=\"ez-toc-section\" id=\"Batch_processing_improves_reliability\"><\/span>Batch processing improves reliability<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"37\">Errors can be isolated instead of contaminating the entire dataset.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"38\"><span class=\"ez-toc-section\" id=\"Normalization_improves_downstream_accuracy\"><\/span>Normalization improves downstream accuracy<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"39\">Standardized values make duplicate detection and analysis easier.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"40\"><span class=\"ez-toc-section\" id=\"Monitoring_is_essential\"><\/span>Monitoring is essential<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"41\">Processing speed should be accompanied by measurements of error rates and completeness.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj xitg8i0 xlecmv9 x1ytk7xi\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"42\" data-streaming-stylex-tokens=\"xitg8i0 xlecmv9 x1ytk7xi\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"43\"><span class=\"ez-toc-section\" id=\"19_Measuring_Accuracy_and_Speed_Together\"><\/span>19. Measuring Accuracy and Speed Together<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"44\">A useful extraction project should track both performance and quality.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"45\">Important metrics include:<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"46\"><span class=\"ez-toc-section\" id=\"Throughput\"><\/span>Throughput<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"47\">Number of records processed per hour.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"48\"><span class=\"ez-toc-section\" id=\"Precision-2\"><\/span>Precision<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"49\">Percentage of extracted results that are correct and relevant.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"50\"><span class=\"ez-toc-section\" id=\"Recall-2\"><\/span>Recall<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"51\">Percentage of relevant information successfully extracted.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"52\"><span class=\"ez-toc-section\" id=\"Completeness-2\"><\/span>Completeness<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"53\">Percentage of required fields successfully populated.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"54\"><span class=\"ez-toc-section\" id=\"Duplicate_rate-2\"><\/span>Duplicate rate<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"55\">Percentage of records identified as duplicates.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"56\"><span class=\"ez-toc-section\" id=\"Exception_rate\"><\/span>Exception rate<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"57\">Percentage of records requiring manual review.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"58\"><span class=\"ez-toc-section\" id=\"Processing_failure_rate\"><\/span>Processing failure rate<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"59\">Percentage of records that could not be processed successfully.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"60\">These metrics allow organizations to identify whether increased speed is causing unacceptable quality loss.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj xitg8i0 xlecmv9 x1ytk7xi\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"61\" data-streaming-stylex-tokens=\"xitg8i0 xlecmv9 x1ytk7xi\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"62\"><span class=\"ez-toc-section\" id=\"20_Common_Mistakes\"><\/span>20. Common Mistakes<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"63\">Organizations attempting to accelerate extraction can make several mistakes.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"64\"><span class=\"ez-toc-section\" id=\"Maximizing_speed_without_monitoring_accuracy\"><\/span>Maximizing speed without monitoring accuracy<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"65\">A faster process can simply produce incorrect information more quickly.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"66\"><span class=\"ez-toc-section\" id=\"Excessive_parallel_processing\"><\/span>Excessive parallel processing<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"67\">Too much concurrency can cause failures or violate source restrictions.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"68\"><span class=\"ez-toc-section\" id=\"Skipping_validation\"><\/span>Skipping validation<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"69\">Unvalidated data may contain large numbers of errors.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"70\"><span class=\"ez-toc-section\" id=\"Removing_human_review_entirely\"><\/span>Removing human review entirely<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"71\">Automated systems can struggle with ambiguous records.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"72\"><span class=\"ez-toc-section\" id=\"Ignoring_duplicates\"><\/span>Ignoring duplicates<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"73\">Large datasets can become inflated with repeated information.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"74\"><span class=\"ez-toc-section\" id=\"Reprocessing_unchanged_data\"><\/span>Reprocessing unchanged data<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"75\">Failure to use caching can waste computing resources.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"76\"><span class=\"ez-toc-section\" id=\"Treating_every_source_identically\"><\/span>Treating every source identically<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"77\">Different sources may require different extraction rules.<\/p>\n<h1 class=\"x1yc453h xngnso2 x7amdea x1i21sxh xhacrq1 x1iykcro x1mshyef x1fie51u xgyxj25 x1xobyvs x1fv8qjw xdj266r x1alsn5q x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"0\"><span class=\"ez-toc-section\" id=\"History_of_Speeding_Up_Bulk_Extraction_Without_Losing_Accuracy\"><\/span>History of Speeding Up Bulk Extraction Without Losing Accuracy<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Introduction-2\"><\/span>Introduction<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The history of bulk data extraction is closely connected to the development of information technology. Organizations have always needed to collect information from large numbers of records, but the methods used to accomplish this task have changed dramatically. What once required teams of people to read documents and manually copy information into ledgers can now be performed by automated computer systems capable of processing thousands or millions of records.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The central challenge throughout this history has remained remarkably consistent: <strong class=\"x7amdea\">how can information be processed faster without sacrificing accuracy?<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Speed alone is not sufficient. A system that processes a million records quickly but introduces large numbers of errors may be less useful than a slower system that produces reliable information. Consequently, the development of bulk extraction has involved a continuous effort to balance processing speed, completeness, precision, verification, and cost.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The evolution can broadly be divided into several stages: manual extraction, mechanical and tabular processing, computerized databases, optical character recognition, automated web extraction, parallel computing, cloud processing, application programming interfaces, and modern artificial-intelligence-assisted extraction. Each stage increased processing capacity while introducing new approaches to quality control.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"1_The_Era_of_Manual_Extraction\"><\/span>1. The Era of Manual Extraction<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Before computers, bulk extraction was primarily a manual activity.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Organizations maintained information in books, registers, directories, filing cabinets, forms, invoices, and other paper documents. Researchers or clerical employees had to examine each document individually and transfer selected information into another record.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">For example, a business directory might contain thousands of entries. A researcher wanting the names and telephone numbers of businesses in a particular category would have to locate the relevant pages and manually copy the information.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">This method had an obvious limitation: speed depended almost entirely on the number of people available.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Accuracy was also a concern. Manual transcription could introduce:<\/p>\n<ul class=\"xonam98 x1epdd7z xemmon1 xn020vs xfl32do xluzp7q x1yc453h x38giro xat24cr x1xobyvs x1fv8qjw xdj266r xrxpjvj x1bxe5rh\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"1\">\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Spelling mistakes.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Incorrect numbers.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Missing fields.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Duplicate entries.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Misplaced information.<\/p>\n<\/li>\n<\/ul>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"2\">Organizations therefore developed procedures such as double-entry checking and proofreading. One employee might enter information while another reviewed it.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The basic principle of separating <strong class=\"x7amdea\">data collection from quality control<\/strong> originated in these early manual systems and remains relevant to modern automated extraction.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"2_Mechanical_and_Tabulating_Systems\"><\/span>2. Mechanical and Tabulating Systems<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The late nineteenth and early twentieth centuries introduced mechanical approaches to large-scale information processing.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Punch-card systems allowed information to be represented in a standardized form. Organizations could sort, count, and process large quantities of records more efficiently than with purely manual methods.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The development of tabulating equipment demonstrated an important principle: standardization could increase both speed and accuracy.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">If information was entered into consistent fields, machines could process records more efficiently.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">However, accuracy still depended heavily on the quality of the original data entry. A machine could process an incorrectly encoded record very quickly, but it could not necessarily determine that the information was wrong.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">This established a fundamental lesson that would continue throughout the history of automated extraction:<\/p>\n<blockquote class=\"x1ux7cnd xp43mbd x1yc453h x1qeawuv x19gujjy x1cpjm7i x1g6lqjk x1ft583c x1682cnc x1hmns74 xbs2zpe x17mssa0 x19ekbn6 x1fie51u xgyxj25 x1xobyvs x1m9urvh x1fv8qjw x128ud7f x1pjt2rx x160d6zm xqsupf2 xrxpjvj x26vrf4 xutjtvt x1n2onr6\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Automation improves processing speed, but it does not automatically guarantee data quality.<\/strong><\/p>\n<\/blockquote>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"3_Mainframe_Computers_and_Database_Processing\"><\/span>3. Mainframe Computers and Database Processing<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">During the 1950s and 1960s, organizations increasingly adopted mainframe computers.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Large institutions could now store and process substantial quantities of structured information electronically.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Instead of searching through paper files, users could query databases.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">A record might contain fields such as:<\/p>\n<ul class=\"xonam98 x1epdd7z xemmon1 xn020vs xfl32do xluzp7q x1yc453h x38giro xat24cr x1xobyvs x1fv8qjw xdj266r xrxpjvj x1bxe5rh\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"3\">\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Name.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Address.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Telephone number.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Organization.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Classification.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Identification number.<\/p>\n<\/li>\n<\/ul>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"4\">Computers could retrieve records according to predefined conditions much faster than human operators.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">This represented a major improvement in bulk extraction.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">At the same time, organizations began developing stronger data-validation procedures. Databases could impose rules concerning field types, required values, and acceptable formats.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">For example, a field designated for a numerical identifier could be prevented from accepting letters.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">These constraints helped reduce certain types of data-entry errors.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"4_Relational_Databases\"><\/span>4. Relational Databases<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The development of relational database technology in the 1970s represented another major milestone.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Information could be divided into related tables rather than stored as one large collection.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">This made it easier to search, combine, update, and analyze information.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">A company directory, for example, might separate:<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Organizations \u2192 Addresses \u2192 Contact information \u2192 Categories<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Structured relationships made bulk queries more efficient.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Relational databases also introduced stronger concepts of data integrity. Rules could help prevent invalid or contradictory records.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The combination of structured storage and database queries established a foundation for modern bulk extraction systems.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"5_Personal_Computers_and_Spreadsheets\"><\/span>5. Personal Computers and Spreadsheets<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The arrival of personal computers in the 1980s brought bulk data processing to smaller organizations.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Spreadsheet programs allowed users to manipulate large tables without requiring access to a mainframe.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Data could be sorted, filtered, copied, and transformed.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">This period also demonstrated the importance of automation at the individual level. Users could create formulas and macros to perform repetitive operations.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">For example, a spreadsheet could automatically convert values into standardized formats.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">However, spreadsheets also created new problems. Large datasets could contain accidental changes, inconsistent formulas, duplicate records, and human-entry errors.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The history of spreadsheets therefore reinforced the importance of validation alongside automation.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"6_Optical_Character_Recognition\"><\/span>6. Optical Character Recognition<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">One of the most significant developments in bulk extraction was <strong class=\"x7amdea\">optical character recognition (OCR)<\/strong>.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">OCR technology allowed computers to convert printed or scanned text into machine-readable characters.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">This had major implications for historical documents, archives, directories, forms, newspapers, and business records.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Instead of manually typing information from thousands of pages, an organization could scan documents and allow OCR software to identify the text.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The process became:<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Paper document \u2192 Scan \u2192 OCR \u2192 Digital text \u2192 Structured data<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">OCR dramatically increased the potential speed of extraction.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">However, it also introduced recognition errors.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Characters such as:<\/p>\n<ul class=\"xonam98 x1epdd7z xemmon1 xn020vs xfl32do xluzp7q x1yc453h x38giro xat24cr x1xobyvs x1fv8qjw xdj266r xrxpjvj x1bxe5rh\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"5\">\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><code class=\"x1amw8k4 xymaag xbs2zpe xjb2p0i x1qlqyl8 x1gqwrcx xw2csxc x7p5m3t xarctil x11pq3io\">O<\/code> and <code class=\"x1amw8k4 xymaag xbs2zpe xjb2p0i x1qlqyl8 x1gqwrcx xw2csxc x7p5m3t xarctil x11pq3io\">0<\/code><\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><code class=\"x1amw8k4 xymaag xbs2zpe xjb2p0i x1qlqyl8 x1gqwrcx xw2csxc x7p5m3t xarctil x11pq3io\">I<\/code> and <code class=\"x1amw8k4 xymaag xbs2zpe xjb2p0i x1qlqyl8 x1gqwrcx xw2csxc x7p5m3t xarctil x11pq3io\">1<\/code><\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><code class=\"x1amw8k4 xymaag xbs2zpe xjb2p0i x1qlqyl8 x1gqwrcx xw2csxc x7p5m3t xarctil x11pq3io\">S<\/code> and <code class=\"x1amw8k4 xymaag xbs2zpe xjb2p0i x1qlqyl8 x1gqwrcx xw2csxc x7p5m3t xarctil x11pq3io\">5<\/code><\/p>\n<\/li>\n<\/ul>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"6\">could sometimes be confused, particularly in low-quality scans.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Consequently, OCR demonstrated another important principle: increasing automation often requires additional validation.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"7_Automated_Text_Processing\"><\/span>7. Automated Text Processing<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">As computing power increased, software became capable of processing large collections of digital text.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Pattern matching and regular-expression techniques allowed programs to identify specific types of information.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">For example, a system could search documents for patterns associated with:<\/p>\n<ul class=\"xonam98 x1epdd7z xemmon1 xn020vs xfl32do xluzp7q x1yc453h x38giro xat24cr x1xobyvs x1fv8qjw xdj266r xrxpjvj x1bxe5rh\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"7\">\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Telephone numbers.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Dates.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Postal codes.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Identification numbers.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Email addresses.<\/p>\n<\/li>\n<\/ul>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"8\">This allowed extraction to become more selective.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Instead of manually reading every document, a program could scan the entire collection and return only potentially relevant information.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The speed advantage was substantial.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">However, pattern matching could produce false positives. A sequence of digits might resemble a telephone number without actually being one.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">This encouraged the development of validation rules and multi-stage extraction pipelines.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"8_The_World_Wide_Web_and_Web_Extraction\"><\/span>8. The World Wide Web and Web Extraction<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The emergence of the World Wide Web in the 1990s created a new environment for bulk extraction.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Organizations began publishing large quantities of information online.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Directories, catalogs, business listings, public documents, and other databases became accessible through websites.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Researchers could now collect information from digital pages instead of paper documents.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Early web extraction was relatively simple. Software could retrieve HTML pages and search their contents.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">As websites grew larger, automated web crawlers became increasingly important.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Search engines demonstrated that millions of webpages could be processed automatically.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">This development influenced the growth of web scraping and other forms of automated information extraction.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"9_The_Problem_of_Website_Complexity\"><\/span>9. The Problem of Website Complexity<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">As websites became more sophisticated, extraction became more technically complicated.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Early websites consisted largely of static HTML.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Later websites introduced:<\/p>\n<ul class=\"xonam98 x1epdd7z xemmon1 xn020vs xfl32do xluzp7q x1yc453h x38giro xat24cr x1xobyvs x1fv8qjw xdj266r xrxpjvj x1bxe5rh\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"9\">\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">JavaScript.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Dynamic content.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Asynchronous requests.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Interactive interfaces.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Databases connected to webpages.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Frequently changing page structures.<\/p>\n<\/li>\n<\/ul>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"10\">These developments made simple extraction methods less reliable.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">A program might successfully process one version of a website but fail after a redesign.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Consequently, extraction systems needed monitoring and error detection.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Speed could no longer be measured simply by the number of pages processed per minute. The system also needed to determine whether the extracted information remained correct.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"10_Browser-Based_Automation\"><\/span>10. Browser-Based Automation<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The development of powerful web browsers created another stage in bulk extraction.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Browsers could execute JavaScript and display information dynamically.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Browser automation allowed software to interact with webpages in ways similar to human users.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">This was useful when information was generated dynamically rather than included directly in the original HTML.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">However, browser-based automation could be computationally expensive because rendering a webpage requires more resources than processing a simple text file.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The challenge therefore became one of optimization: extracting the required information without performing unnecessary processing.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"11_APIs_and_Structured_Data\"><\/span>11. APIs and Structured Data<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Application programming interfaces became an important alternative to webpage extraction.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">An API allows software to communicate directly with a service and receive structured information.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Instead of processing an entire webpage, a system might request only the fields it needs.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">This can improve both speed and accuracy.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">For example, an API response might explicitly identify:<\/p>\n<pre class=\"x1yc453h xfk6m8 x1amw8k4 xee3sy2 x3fmiap x1y0btm7 xmkeg23 xbs2zpe xrvj5dj x1ey7xld x1jchvi3 xu4ur08 x8r4c90 xat24cr x1xobyvs x1fv8qjw xdj266r x2xbuc6 x1pjt2rx x160d6zm xqsupf2 xrxpjvj xw2csxc x32akso x1weg8eo x1rlenzs x1n2onr6 x1rohswg\" dir=\"ltr\"><code class=\"x1lliihq x1qlqyl8 xw2csxc x7p5m3t language-text\">name\r\ntelephone\r\naddress\r\ncategory\r\nwebsite\r\n<\/code><button class=\"x1y0btm7 x9f619 xln7xf2 x17j2mab xc0rdgb xl56j7k x1q51uy1 xioxnex x2b8uid x1b2iylo xwgcxoh x1hl2dhg xtcsvct x11doy3g xwbb3bf xm5th6g x1pf1ekx x1v85zax xl65fg8 x1ysdz2l x1fo1fc9 xdsxg0b xulogpc x1cpjm7i x1btuk9t xk6xnpo x1txhlq7 xtg4hg7 x1o0wn7w xkk1bqk x1hmns74 xy5mcqj xjbqb8w x15xj62w x9r1u3d xgwjoxm xu82sp8 x1gnnqk1 x13yhu5o x1ypdohk xrvj5dj xy5k6zg x22bi1w x1p6o7d4 xc8icb0 x1gg8mnh x1nb6za0 xk2swo9 x1717udv x1ku5rj1 x10l6tqk x1vjfegm\" type=\"button\" data-icon-only=\"\" data-icon-position=\"start\" data-icon-shape=\"non-circular\" data-radius=\"full\" data-size=\"small\" data-variant=\"ghost\" data-w-component=\"button\" aria-label=\"Copy code\" data-code-copy-state=\"idle\" data-oai-tooltip=\"\" data-oai-tooltip-side=\"bottom\" data-oai-tooltip-side-offset=\"8\"><\/button><\/pre>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The extraction system does not need to guess which piece of webpage text represents each field.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Where APIs are available and permitted, they can therefore reduce parsing complexity and improve reliability.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"12_Parallel_Processing\"><\/span>12. Parallel Processing<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The growth of multi-core processors and distributed computing created new possibilities for speeding up bulk extraction.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Previously, tasks were often performed sequentially:<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Record 1 \u2192 Record 2 \u2192 Record 3 \u2192 Record 4<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Parallel processing allows independent tasks to be processed simultaneously:<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Record 1 \u2192 Worker A<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Record 2 \u2192 Worker B<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Record 3 \u2192 Worker C<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Record 4 \u2192 Worker D<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">This can substantially increase throughput.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">However, parallel processing introduces new challenges, including resource contention, synchronization problems, incomplete tasks, and inconsistent results.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">For external websites and services, excessive simultaneous requests can also violate access restrictions or create unnecessary server load.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Consequently, controlled concurrency became an important part of responsible high-speed extraction.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"13_Cloud_Computing\"><\/span>13. Cloud Computing<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Cloud computing transformed bulk processing during the 2000s and 2010s.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Instead of relying on one local computer, organizations could distribute workloads across remote computing resources.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">A large dataset could be divided into batches and processed simultaneously.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The conceptual workflow became:<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Large dataset \u2192 Multiple processing units \u2192 Combined results<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Cloud systems also made it easier to increase or decrease processing capacity according to demand.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">However, cloud processing introduced additional considerations concerning data security, access control, costs, and information transfer.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Speed therefore had to be considered alongside security and governance.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"14_Batch_Processing_and_Fault_Tolerance\"><\/span>14. Batch Processing and Fault Tolerance<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">As datasets grew larger, organizations increasingly adopted batch-processing systems.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Rather than treating a million records as one operation, the data could be divided into manageable groups.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">For example:<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">1,000,000 records \u2192 1,000 batches of 1,000 records<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">If one batch failed, the system could retry that batch rather than restarting the entire operation.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">This significantly improved reliability.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Batch processing also made quality monitoring easier.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Organizations could calculate error rates after each batch and investigate unusual results.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">This created a strong relationship between <strong class=\"x7amdea\">speed, reliability, and observability<\/strong>.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"15_Automated_Validation\"><\/span>15. Automated Validation<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">As extraction became faster, automated validation became increasingly important.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">A modern system can check extracted data against predefined rules.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">For example:<\/p>\n<ul class=\"xonam98 x1epdd7z xemmon1 xn020vs xfl32do xluzp7q x1yc453h x38giro xat24cr x1xobyvs x1fv8qjw xdj266r xrxpjvj x1bxe5rh\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"11\">\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Is a required field present?<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Does a telephone number have a plausible format?<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Is an email address syntactically valid?<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Is a URL correctly formed?<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Does a date use an acceptable format?<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Does the record duplicate an existing entry?<\/p>\n<\/li>\n<\/ul>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"12\">These checks can be performed automatically without requiring human inspection of every record.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Automated validation therefore allows organizations to increase processing speed while maintaining a baseline level of quality.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"16_Deduplication\"><\/span>16. Deduplication<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Large-scale extraction frequently produces duplicate records.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The same organization may appear multiple times under slightly different names.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">For example:<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Global Technology Ltd.<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">and<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Global Technology Limited<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">may refer to the same entity.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Deduplication systems compare fields such as names, addresses, telephone numbers, and websites to identify possible matches.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Simple systems use exact matching.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">More advanced systems use similarity calculations and entity-resolution techniques.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Importantly, uncertain matches should not always be merged automatically. A system can classify them as potential duplicates and send them to human reviewers.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"17_Human-in-the-Loop_Systems\"><\/span>17. Human-in-the-Loop Systems<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">One of the most important developments in maintaining accuracy has been the combination of automation with human judgment.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Instead of asking humans to inspect every record, modern systems can identify exceptions.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">The workflow becomes:<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Automatic processing \u2192 Confidence assessment \u2192 High-confidence records accepted \u2192 Uncertain records reviewed<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">This approach preserves the speed of automation while using human expertise where it provides the greatest value.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">It represents a significant evolution from earlier systems in which humans either performed the entire task manually or had little involvement after automation began.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><span class=\"ez-toc-section\" id=\"18_Artificial_Intelligence_and_Intelligent_Extraction\"><\/span>18. Artificial Intelligence and Intelligent Extraction<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Artificial intelligence has introduced new possibilities for bulk extraction.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Traditional rule-based systems require programmers to define extraction patterns.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">AI-based systems can potentially recognize entities and relationships even when information is presented inconsistently.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">For example, an AI-assisted system might identify a business name, address, telephone number, and contact person from an unstructured paragraph.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">AI can also assist with:<\/p>\n<ul class=\"xonam98 x1epdd7z xemmon1 xn020vs xfl32do xluzp7q x1yc453h x38giro xat24cr x1xobyvs x1fv8qjw xdj266r xrxpjvj x1bxe5rh\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"13\">\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Entity recognition.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Classification.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Duplicate detection.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Address normalization.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Anomaly detection.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Missing-field identification.<\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Confidence scoring.<\/p>\n<\/li>\n<\/ul>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"14\">However, AI is not automatically accurate.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"15\">Its outputs still require testing and validation.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"16\">This creates a modern version of the same historical problem: <strong class=\"x7amdea\">how to gain speed without allowing automation to multiply errors.<\/strong><\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj xitg8i0 xlecmv9 x1ytk7xi\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"17\" data-streaming-stylex-tokens=\"xitg8i0 xlecmv9 x1ytk7xi\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"18\"><span class=\"ez-toc-section\" id=\"19_Case_Study_Evolution_of_a_Large_Directory-Extraction_Project\"><\/span>19. Case Study: Evolution of a Large Directory-Extraction Project<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"19\">Consider a fictional organization maintaining a business directory containing 100,000 records.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"20\"><span class=\"ez-toc-section\" id=\"Stage_One_Manual_extraction\"><\/span>Stage One: Manual extraction<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"21\">Ten researchers manually process 1,000 records per hour collectively.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"22\">The estimated processing time is approximately 100 hours.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"23\">Quality depends heavily on human attention.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"24\"><span class=\"ez-toc-section\" id=\"Stage_Two_Automated_parsing\"><\/span>Stage Two: Automated parsing<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"25\">The organization introduces automated extraction.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"26\">The system processes approximately 10,000 records per hour.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"27\">The theoretical processing time falls to around 10 hours.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"28\">However, initial testing reveals that some records contain incorrect field assignments.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"29\"><span class=\"ez-toc-section\" id=\"Stage_Three_Validation\"><\/span>Stage Three: Validation<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"30\">The organization introduces automated checks.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"31\">Records with missing or unusual fields are flagged.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"32\">The system now separates straightforward records from uncertain records.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"33\"><span class=\"ez-toc-section\" id=\"Stage_Four_Deduplication\"><\/span>Stage Four: Deduplication<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"34\">Duplicate detection is added.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"35\">High-confidence duplicates are automatically grouped, while uncertain matches are sent for review.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"36\"><span class=\"ez-toc-section\" id=\"Stage_Five_Human_review\"><\/span>Stage Five: Human review<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"37\">Researchers review only exception records rather than the entire dataset.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"38\">This significantly reduces manual workload.<\/p>\n<h3 class=\"x1yc453h x1c3i2sq x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"39\"><span class=\"ez-toc-section\" id=\"Stage_Six_Continuous_monitoring\"><\/span>Stage Six: Continuous monitoring<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"40\">The organization introduces batch-level quality monitoring.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"41\">If a particular batch shows an unusual error rate, it is isolated for investigation.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"42\">This final workflow combines:<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"43\"><strong class=\"x7amdea\">Automation + parallel processing + validation + deduplication + human review + monitoring<\/strong><\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"44\">The important improvement is not simply that the system became faster. The organization redesigned the workflow so that speed and accuracy could operate together.<\/p>\n<hr class=\"x1sy0etr x2b9quz xclthos x13fuv20 x178xt8z xkgv12d x1q8ys2x xc8tqf8 x1fie51u xgyxj25 x1xobyvs x1fv8qjw x178dpqu x1pjt2rx x160d6zm xqsupf2 xrxpjvj xitg8i0 xlecmv9 x1ytk7xi\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"45\" data-streaming-stylex-tokens=\"xitg8i0 xlecmv9 x1ytk7xi\" \/>\n<h2 class=\"x1yc453h x1603h9y x1gtpwm6 x7amdea x1i21sxh xladpa3 x1iykcro xma8rkl x1fie51u xgyxj25 x1xobyvs x1fv8qjw x1a024ua x14l7nz5 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"46\"><span class=\"ez-toc-section\" id=\"20_The_Continuing_Balance_Between_Speed_and_Accuracy\"><\/span>20. The Continuing Balance Between Speed and Accuracy<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"47\">The history of bulk extraction demonstrates that every increase in processing speed creates new quality-control challenges.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"48\">Manual systems are slow but relatively easy to inspect.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"49\">Automated systems are fast but can reproduce errors on a much larger scale.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"50\">Distributed systems increase throughput but require stronger monitoring.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"51\">AI systems can interpret complex information but introduce new forms of uncertainty.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"52\">The solution has therefore never been to maximize speed alone.<\/p>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\">Instead, successful systems use multiple layers of control:<\/p>\n<ol class=\"xonam98 x1epdd7z xemmon1 xn020vs xfl32do xluzp7q x1yc453h x3yw8vx xat24cr x1xobyvs x1fv8qjw xdj266r xrxpjvj x1bxe5rh\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"53\">\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Standardized input<\/strong><\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Automated extraction<\/strong><\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Normalization<\/strong><\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Validation<\/strong><\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Deduplication<\/strong><\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Confidence assessment<\/strong><\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Human review<\/strong><\/p>\n<\/li>\n<li class=\"x1datfip xp5n6w9 x2xbuc6 xlty9xr xitg8i0 xlecmv9 x1ytk7xi\" data-streaming-stylex-tokens=\"xlty9xr xitg8i0 xlecmv9 x1ytk7xi\">\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\"><strong class=\"x7amdea\">Continuous monitoring<\/strong><\/p>\n<\/li>\n<\/ol>\n<p class=\"x1yc453h xma8rkl xgoqxah xutxfr x1fie51u xgyxj25 x1xobyvs x1elgs31 x1fv8qjw xcy5tzr x1ht4adc xnvauns x1c2l018 x14l7nz5 xuw7688 x1pjt2rx x160d6zm xrxpjvj\" dir=\"ltr\" data-assistant-stream-block=\"\" data-assistant-stream-block-index=\"54\">\n","protected":false},"excerpt":{"rendered":"<p>Speeding Up Bulk Extraction Without Losing Accuracy: Methods and Case Study Introduction Bulk data extraction is the process of collecting large quantities of information from&#8230;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[270],"tags":[],"class_list":["post-24188","post","type-post","status-publish","format-standard","hentry","category-digital-marketing"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Speeding Up Bulk Extraction Without Losing Accuracy - Lite14 Tools &amp; Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Speeding Up Bulk Extraction Without Losing Accuracy - Lite14 Tools &amp; Blog\" \/>\n<meta property=\"og:description\" content=\"Speeding Up Bulk Extraction Without Losing Accuracy: Methods and Case Study Introduction Bulk data extraction is the process of collecting large quantities of information from...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/\" \/>\n<meta property=\"og:site_name\" content=\"Lite14 Tools &amp; Blog\" \/>\n<meta property=\"article:published_time\" content=\"2026-09-22T11:46:40+00:00\" \/>\n<meta name=\"author\" content=\"admin2\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin2\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"21 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/\"},\"author\":{\"name\":\"admin2\",\"@id\":\"https:\/\/lite14.net\/blog\/#\/schema\/person\/d6a1796f9bc25df6f1c1086e25575bc5\"},\"headline\":\"Speeding Up Bulk Extraction Without Losing Accuracy\",\"datePublished\":\"2026-09-22T11:46:40+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/\"},\"wordCount\":4492,\"publisher\":{\"@id\":\"https:\/\/lite14.net\/blog\/#organization\"},\"articleSection\":[\"Digital Marketing\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/\",\"url\":\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/\",\"name\":\"Speeding Up Bulk Extraction Without Losing Accuracy - Lite14 Tools &amp; Blog\",\"isPartOf\":{\"@id\":\"https:\/\/lite14.net\/blog\/#website\"},\"datePublished\":\"2026-09-22T11:46:40+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/lite14.net\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Speeding Up Bulk Extraction Without Losing Accuracy\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/lite14.net\/blog\/#website\",\"url\":\"https:\/\/lite14.net\/blog\/\",\"name\":\"Lite14 Tools &amp; Blog\",\"description\":\"Email Marketing Tools &amp; Digital Marketing Updates\",\"publisher\":{\"@id\":\"https:\/\/lite14.net\/blog\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/lite14.net\/blog\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/lite14.net\/blog\/#organization\",\"name\":\"Lite14 Tools &amp; Blog\",\"url\":\"https:\/\/lite14.net\/blog\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/lite14.net\/blog\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/lite14.net\/blog\/wp-content\/uploads\/2025\/09\/cropped-lite-logo.png\",\"contentUrl\":\"https:\/\/lite14.net\/blog\/wp-content\/uploads\/2025\/09\/cropped-lite-logo.png\",\"width\":191,\"height\":178,\"caption\":\"Lite14 Tools &amp; Blog\"},\"image\":{\"@id\":\"https:\/\/lite14.net\/blog\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/lite14.net\/blog\/#\/schema\/person\/d6a1796f9bc25df6f1c1086e25575bc5\",\"name\":\"admin2\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/lite14.net\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/c9322421da6e8f8d7b53717d553682945f287133799175ee2c385f8408302110?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/c9322421da6e8f8d7b53717d553682945f287133799175ee2c385f8408302110?s=96&d=mm&r=g\",\"caption\":\"admin2\"},\"url\":\"https:\/\/lite14.net\/blog\/author\/admin2\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Speeding Up Bulk Extraction Without Losing Accuracy - Lite14 Tools &amp; Blog","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/","og_locale":"en_US","og_type":"article","og_title":"Speeding Up Bulk Extraction Without Losing Accuracy - Lite14 Tools &amp; Blog","og_description":"Speeding Up Bulk Extraction Without Losing Accuracy: Methods and Case Study Introduction Bulk data extraction is the process of collecting large quantities of information from...","og_url":"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/","og_site_name":"Lite14 Tools &amp; Blog","article_published_time":"2026-09-22T11:46:40+00:00","author":"admin2","twitter_card":"summary_large_image","twitter_misc":{"Written by":"admin2","Est. reading time":"21 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#article","isPartOf":{"@id":"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/"},"author":{"name":"admin2","@id":"https:\/\/lite14.net\/blog\/#\/schema\/person\/d6a1796f9bc25df6f1c1086e25575bc5"},"headline":"Speeding Up Bulk Extraction Without Losing Accuracy","datePublished":"2026-09-22T11:46:40+00:00","mainEntityOfPage":{"@id":"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/"},"wordCount":4492,"publisher":{"@id":"https:\/\/lite14.net\/blog\/#organization"},"articleSection":["Digital Marketing"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/","url":"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/","name":"Speeding Up Bulk Extraction Without Losing Accuracy - Lite14 Tools &amp; Blog","isPartOf":{"@id":"https:\/\/lite14.net\/blog\/#website"},"datePublished":"2026-09-22T11:46:40+00:00","breadcrumb":{"@id":"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/lite14.net\/blog\/2026\/09\/22\/speeding-up-bulk-extraction-without-losing-accuracy\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/lite14.net\/blog\/"},{"@type":"ListItem","position":2,"name":"Speeding Up Bulk Extraction Without Losing Accuracy"}]},{"@type":"WebSite","@id":"https:\/\/lite14.net\/blog\/#website","url":"https:\/\/lite14.net\/blog\/","name":"Lite14 Tools &amp; Blog","description":"Email Marketing Tools &amp; Digital Marketing Updates","publisher":{"@id":"https:\/\/lite14.net\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/lite14.net\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/lite14.net\/blog\/#organization","name":"Lite14 Tools &amp; Blog","url":"https:\/\/lite14.net\/blog\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/lite14.net\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/lite14.net\/blog\/wp-content\/uploads\/2025\/09\/cropped-lite-logo.png","contentUrl":"https:\/\/lite14.net\/blog\/wp-content\/uploads\/2025\/09\/cropped-lite-logo.png","width":191,"height":178,"caption":"Lite14 Tools &amp; Blog"},"image":{"@id":"https:\/\/lite14.net\/blog\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/lite14.net\/blog\/#\/schema\/person\/d6a1796f9bc25df6f1c1086e25575bc5","name":"admin2","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/lite14.net\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/c9322421da6e8f8d7b53717d553682945f287133799175ee2c385f8408302110?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/c9322421da6e8f8d7b53717d553682945f287133799175ee2c385f8408302110?s=96&d=mm&r=g","caption":"admin2"},"url":"https:\/\/lite14.net\/blog\/author\/admin2\/"}]}},"_links":{"self":[{"href":"https:\/\/lite14.net\/blog\/wp-json\/wp\/v2\/posts\/24188","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lite14.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lite14.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lite14.net\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/lite14.net\/blog\/wp-json\/wp\/v2\/comments?post=24188"}],"version-history":[{"count":1,"href":"https:\/\/lite14.net\/blog\/wp-json\/wp\/v2\/posts\/24188\/revisions"}],"predecessor-version":[{"id":24189,"href":"https:\/\/lite14.net\/blog\/wp-json\/wp\/v2\/posts\/24188\/revisions\/24189"}],"wp:attachment":[{"href":"https:\/\/lite14.net\/blog\/wp-json\/wp\/v2\/media?parent=24188"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lite14.net\/blog\/wp-json\/wp\/v2\/categories?post=24188"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lite14.net\/blog\/wp-json\/wp\/v2\/tags?post=24188"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}