{"id":31925,"date":"2026-05-29T12:50:46","date_gmt":"2026-05-29T12:50:46","guid":{"rendered":"https:\/\/dev.accevo.com\/?p=31925"},"modified":"2026-05-29T12:58:11","modified_gmt":"2026-05-29T12:58:11","slug":"indeks-jakosci-danych-dqi","status":"publish","type":"post","link":"https:\/\/accevo.com\/pl\/glossary\/data-quality-index-dqi\/","title":{"rendered":"Wska\u017anik jako\u015bci danych (DQI)"},"content":{"rendered":"<p class=\"wp-block-paragraph\"><strong>Data Quality Index, or DQI, is a measurable score that shows how reliable, complete and usable production data is for analysis, reporting and decision-making.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In a manufacturing environment, DQI helps assess whether data from machines, operators, systems and processes can be trusted. A high DQI means the data is complete, accurate, timely and accessible enough to support KPIs, operational reviews, quality checks and improvement actions.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">DQI can be calculated using several quality dimensions, such as:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Metric<\/th><th>What it measures<\/th><\/tr><\/thead><tbody><tr><td>Data completeness rate<\/td><td>Percentage of records with all required fields populated<\/td><\/tr><tr><td>Data accuracy rate<\/td><td>Percentage of values that match verified sources<\/td><\/tr><tr><td>Timeliness<\/td><td>Delay between data generation and data availability<\/td><\/tr><tr><td>Data freshness<\/td><td>Percentage of data updated within a defined time window<\/td><\/tr><tr><td>Error rate<\/td><td>Number of data issues, such as duplicates, missing values or nulls<\/td><\/tr><tr><td>Dost\u0119pno\u015b\u0107<\/td><td>Percentage of time data pipelines are operational and accessible<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">A practical DQI model can combine these indicators into one score, for example:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>DQI = weighted score of completeness, accuracy, timeliness, freshness, error rate and availability<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For manufacturers, DQI is useful because poor data quality can distort <a href=\"https:\/\/accevo.com\/pl\/produkty\/monitorowanie-efektywnosci-produkcji-oee\/\" data-type=\"page\" data-id=\"1037\">OEE<\/a>, downtime analysis, quality reporting, batch records, maintenance planning and production decisions.<\/p>","protected":false},"excerpt":{"rendered":"<p>Data Quality Index, or DQI, is a measurable score that shows how reliable, complete and usable production data is for analysis, reporting and decision-making. In a manufacturing environment, DQI helps assess whether data from machines, operators, systems and processes can be trusted. A high DQI means the data is complete, accurate, timely and accessible enough [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"wpai_generated_summary":"","footnotes":""},"categories":[32],"tags":[],"class_list":["post-31925","post","type-post","status-publish","format-standard","hentry","category-glossary"],"_links":{"self":[{"href":"https:\/\/accevo.com\/pl\/wp-json\/wp\/v2\/posts\/31925","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/accevo.com\/pl\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/accevo.com\/pl\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/accevo.com\/pl\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/accevo.com\/pl\/wp-json\/wp\/v2\/comments?post=31925"}],"version-history":[{"count":0,"href":"https:\/\/accevo.com\/pl\/wp-json\/wp\/v2\/posts\/31925\/revisions"}],"wp:attachment":[{"href":"https:\/\/accevo.com\/pl\/wp-json\/wp\/v2\/media?parent=31925"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/accevo.com\/pl\/wp-json\/wp\/v2\/categories?post=31925"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/accevo.com\/pl\/wp-json\/wp\/v2\/tags?post=31925"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}