{"id":116403,"date":"2024-06-07T03:39:51","date_gmt":"2024-06-07T01:39:51","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/reliz-sistemy-raspoznavaniya-teksta-tesseract-5-4-0"},"modified":"2024-06-07T03:39:51","modified_gmt":"2024-06-07T01:39:51","slug":"reliz-sistemy-raspoznavaniya-teksta-tesseract-5-4-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sv\/blog\/news\/reliz-sistemy-raspoznavaniya-teksta-tesseract-5-4-0","title":{"rendered":"Utgivningen av textigenk\u00e4nningssystemet Tesseract 5.4.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>En ny version av Tesseract 5.4.0 har publicerats, som st\u00f6der igenk\u00e4nning av UTF-8-tecken och text p\u00e5 mer \u00e4n 100 spr\u00e5k, inklusive ryska, kazakiska, belarusiska och ukrainska. Resultatet kan sparas b\u00e5de som ren text och i formaten HTML (hOCR), ALTO (XML), PDF och TSV. Systemet skapades ursprungligen 1985-1995 i ett laboratorium hos Hewlett Packard, och 2005 \u00f6ppnades koden under Apache-licensen och vidareutvecklades med deltagande av anst\u00e4llda p\u00e5 Google. Projektets k\u00e4lltexter sprids under Apache 2.0-licensen.    <\/p>\n<p>Tesseract inkluderar ett kommandoradsverktyg och biblioteket libtesseract f\u00f6r att inf\u00f6rliva textigenk\u00e4nningsfunktioner i andra applikationer. Bland de tredjeparts GUI-gr\u00e4nssnitt som st\u00f6der Tesseract kan gImageReader, VietOCR och YAGF n\u00e4mnas. Tv\u00e5 igenk\u00e4nning motorer erbjuds: en klassisk som k\u00e4nner igen text p\u00e5 teckenniv\u00e5 och en ny som baseras p\u00e5 maskininl\u00e4rning med en rekurrent neural n\u00e4tverksmodell (LSTM), optimerad f\u00f6r att k\u00e4nna igen hela rader och m\u00f6jligg\u00f6r en betydande \u00f6kning av noggrannheten. Tr\u00e4nade modeller publiceras f\u00f6r 123 spr\u00e5k. F\u00f6r att optimera prestanda erbjuds moduler som anv\u00e4nder OpenMP och SIMD-instruktionerna AVX2, AVX, AVX512F, NEON eller SSE4.1.     <\/p>\n<p>Huvudsakliga f\u00f6rb\u00e4ttringar:  <\/p>\n<ul>\n<li class=\"l\"> St\u00f6d f\u00f6r rendering och export i PAGE-XML-format har lagts till.\n<li class=\"l\"> M\u00f6jligheten att tr\u00e4na modellen med PNG-filer ist\u00e4llet f\u00f6r LSTMF-filer har implementerats.\n<li class=\"l\"> Rendering av PDF-format har f\u00f6rb\u00e4ttrats.\n<li class=\"l\"> API:t f\u00f6r att best\u00e4mma textens lutning har utvidgats.\n<li class=\"l\"> Prestandaproblem som uppt\u00e4cktes vid skanning inom systemet Coverity har \u00e5tg\u00e4rdats.          <\/ul>\n<p>K\u00e4lla: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=61329\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u043e\u043f\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u0433\u043e \u0440\u0430\u0441\u043f\u043e\u0437\u043d\u0430\u0432\u0430\u043d\u0438\u044f \u0442\u0435\u043a\u0441\u0442\u0430 Tesseract 5.4.0, \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u044e\u0449\u0435\u0439 \u0440\u0430\u0441\u043f\u043e\u0437\u043d\u0430\u0432\u0430\u043d\u0438\u0435 \u0441\u0438\u043c\u0432\u043e\u043b\u043e\u0432 UTF-8 \u0438 \u0442\u0435\u043a\u0441\u0442\u043e\u0432 \u043d\u0430 \u0431\u043e\u043b\u0435\u0435 \u0447\u0435\u043c 100 \u044f\u0437\u044b\u043a\u0430\u0445, \u0432\u043a\u043b\u044e\u0447\u0430\u044f \u0440\u0443\u0441\u0441\u043a\u0438\u0439, \u043a\u0430\u0437\u0430\u0445\u0441\u043a\u0438\u0439, \u0431\u0435\u043b\u043e\u0440\u0443\u0441\u0441\u043a\u0438\u0439 \u0438 \u0443\u043a\u0440\u0430\u0438\u043d\u0441\u043a\u0438\u0439. \u0420\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442 \u043c\u043e\u0436\u0435\u0442 \u0441\u043e\u0445\u0440\u0430\u043d\u044f\u0442\u044c\u0441\u044f \u043a\u0430\u043a \u043e\u0442\u043a\u0440\u044b\u0442\u044b\u043c \u0442\u0435\u043a\u0441\u0442\u043e\u043c, \u0442\u0430\u043a \u0438 \u0432 \u0444\u043e\u0440\u043c\u0430\u0442\u0430\u0445 HTML (hOCR), ALTO (XML), PDF \u0438 TSV. \u0418\u0437\u043d\u0430\u0447\u0430\u043b\u044c\u043d\u043e \u0441\u0438\u0441\u0442\u0435\u043c\u0430 \u0431\u044b\u043b\u0430 \u0441\u043e\u0437\u0434\u0430\u043d\u0430 \u0432 1985-1995 \u0433\u043e\u0434\u0430\u0445 \u0432 \u043b\u0430\u0431\u043e\u0440\u0430\u0442\u043e\u0440\u0438\u0438 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Hewlett Packard, \u0432 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-116403","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u043e\u043f\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u0433\u043e \u0440\u0430\u0441\u043f\u043e\u0437\u043d\u0430\u0432\u0430\u043d\u0438\u044f \u0442\u0435\u043a\u0441\u0442\u0430 Tesseract 5.4.0, \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u044e\u0449\u0435\u0439 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