{"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\/hu\/blog\/news\/reliz-sistemy-raspoznavaniya-teksta-tesseract-5-4-0","title":{"rendered":"A Tesseract 5.4.0 sz\u00f6vegfelismer\u0151 rendszer kiad\u00e1sa","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Megjelent a Tesseract 5.4.0 optikai karakterfelismer\u0151 rendszer kiad\u00e1sa, amely t\u00e1mogatja az UTF-8 karakterek \u00e9s t\u00f6bb mint 100 nyelv, k\u00f6zt\u00fck a magyar, kazah, feh\u00e9rorosz \u00e9s ukr\u00e1n sz\u00f6vegek felismer\u00e9s\u00e9t. Az eredm\u00e9ny nyitott sz\u00f6vegk\u00e9nt, valamint HTML (hOCR), ALTO (XML), PDF \u00e9s TSV form\u00e1tumokban is elmenthet\u0151. A rendszer eredetileg 1985-1995 k\u00f6z\u00f6tt k\u00e9sz\u00fclt a Hewlett Packard laborat\u00f3rium\u00e1ban, 2005-ben a k\u00f3dot Apache licenc alatt nyitott\u00e1k meg, \u00e9s az\u00f3ta a Google munkat\u00e1rsainak r\u00e9szv\u00e9tel\u00e9vel fejl\u0151d\u00f6tt. A projekt forr\u00e1sk\u00f3dj\u00e1t Apache 2.0 licenc alatt terjesztik.    <\/p>\n<p>A Tesseract egy parancssori seg\u00e9dprogramot \u00e9s a sz\u00f6vegfelismer\u00e9si funkci\u00f3k be\u00e9p\u00edt\u00e9s\u00e9hez sz\u00fcks\u00e9ges libtesseract k\u00f6nyvt\u00e1rat tartalmaz m\u00e1s alkalmaz\u00e1sokba. A Tesseract t\u00e1mogat\u00e1s\u00e1val rendelkez\u0151 harmadik f\u00e9lt\u0151l sz\u00e1rmaz\u00f3 GUI interf\u00e9szek k\u00f6z\u00fcl megeml\u00edthetj\u00fck a gImageReader, VietOCR \u00e9s YAGF alkalmaz\u00e1sokat. K\u00e9t felismer\u0151 motort k\u00edn\u00e1l: a klasszikus, amely a karakterek egyedi sablon szintj\u00e9n ismeri fel a sz\u00f6veget, valamint az \u00faj, amely a LSTM m\u00e9lytanul\u00e1si rendszer alkalmaz\u00e1s\u00e1ra \u00e9p\u00fcl, amely optimaliz\u00e1lt a sorok eg\u00e9sz\u00e9nek felismer\u00e9s\u00e9re, \u00e9s jelent\u0151s pontosabb eredm\u00e9nyeket \u00e9rhet el. K\u00e9sz, betan\u00edtott modellek \u00e9rhet\u0151k el 123 nyelvhez. A teljes\u00edtm\u00e9ny optimaliz\u00e1l\u00e1sa \u00e9rdek\u00e9ben modulok \u00e1llnak rendelkez\u00e9sre OpenMP \u00e9s SIMD AVX2, AVX, AVX512F, NEON vagy SSE4.1 utas\u00edt\u00e1sok haszn\u00e1lat\u00e1val.     <\/p>\n<p>F\u0151 fejleszt\u00e9sek:  <\/p>\n<ul>\n<li class=\"l\"> Hozz\u00e1adva a PAGE-XML form\u00e1tumban val\u00f3 megjelen\u00edt\u00e9s \u00e9s export\u00e1l\u00e1s t\u00e1mogat\u00e1sa.\n<li class=\"l\"> Lehet\u0151s\u00e9g lett a modell betan\u00edt\u00e1s\u00e1ra PNG form\u00e1tum\u00fa f\u00e1jlok haszn\u00e1lat\u00e1val az LSTMF f\u00e1jlok helyett.\n<li class=\"l\"> Jav\u00edtva a PDF form\u00e1tum\u00fa megjelen\u00edt\u00e9st.\n<li class=\"l\"> Kiterjesztett API a sz\u00f6veg d\u0151l\u00e9ssz\u00f6g\u00e9nek meghat\u00e1roz\u00e1s\u00e1ra.\n<li class=\"l\"> Megoldott\u00e1k a Coverity rendszer\u00e9ben felmer\u00fclt teljes\u00edtm\u00e9nyprobl\u00e9m\u00e1kat.          <\/ul>\n<p>Forr\u00e1s: <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 5.0.3 - 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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