{"id":103459,"date":"2022-03-02T09:36:50","date_gmt":"2022-03-02T07:36:50","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/reliz-sistemy-raspoznavaniya-teksta-tesseract-5-1"},"modified":"2022-03-02T09:36:50","modified_gmt":"2022-03-02T07:36:50","slug":"reliz-sistemy-raspoznavaniya-teksta-tesseract-5-1","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/reliz-sistemy-raspoznavaniya-teksta-tesseract-5-1","title":{"rendered":"A Tesseract 5.1 sz\u00f6vegfelismer\u0151 rendszer kiad\u00e1sa","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Kiad\u00e1sra ker\u00fclt a Tesseract 5.1 optikai karakterfelismer\u0151 rendszer, amely t\u00e1mogatja az UTF-8 karakterek \u00e9s t\u00f6bb mint 100 nyelv, k\u00f6zt\u00fck orosz, kazah, belorusz \u00e9s ukr\u00e1n sz\u00f6vegek felismer\u00e9s\u00e9t. Az eredm\u00e9ny lehet\u0151s\u00e9get ad ny\u00edlt sz\u00f6vegk\u00e9nt, valamint HTML (hOCR), ALTO (XML), PDF \u00e9s TSV form\u00e1tumokban val\u00f3 ment\u00e9sre. A rendszer eredetileg 1985-1995 k\u00f6z\u00f6tt k\u00e9sz\u00fclt a Hewlett Packard laborat\u00f3rium\u00e1ban, majd 2005-ben a k\u00f3d ny\u00edlt forr\u00e1sk\u00f3d\u00fa lett Apache licenc alatt, \u00e9s tov\u00e1bbi fejl\u0151d\u00e9s\u00e9t a Google munkat\u00e1rsai seg\u00edtett\u00e9k. A projekt forr\u00e1sk\u00f3dja Apache 2.0 licenc alatt terjeszthet\u0151.      <\/p>\n<p> A Tesseract konzol alkalmaz\u00e1st \u00e9s a libtesseract k\u00f6nyvt\u00e1rat tartalmaz, amely lehet\u0151v\u00e9 teszi a sz\u00f6vegfelismer\u00e9si funkci\u00f3k be\u00e9p\u00edt\u00e9s\u00e9t m\u00e1s alkalmaz\u00e1sokba. A Tesseract-ot t\u00e1mogat\u00f3 k\u00fcls\u0151 GUI-interf\u00e9szek k\u00f6z\u00f6tt eml\u00edthetj\u00fck a gImageReader, VietOCR \u00e9s YAGF alkalmaz\u00e1sokat. K\u00e9t felismer\u0151 motor \u00e1ll rendelkez\u00e9sre: a klasszikus, amely a karakterek egyedi sablon szint\u0171 felismer\u00e9s\u00e9re \u00e9p\u00fcl, valamint az \u00faj, a LSTM alap\u00fa g\u00e9pi tanul\u00e1si rendszert alkalmaz\u00f3, amely optimaliz\u00e1lva van a teljes sorok felismer\u00e9s\u00e9re, \u00edgy jelent\u0151s pontoss\u00e1gn\u00f6vel\u00e9st biztos\u00edt. K\u00e9sz, betan\u00edtott modellek \u00e9rhet\u0151k el 123 nyelvhez. A teljes\u00edtm\u00e9ny optimaliz\u00e1l\u00e1s\u00e1ra OpenMP \u00e9s SIMD utas\u00edt\u00e1sokat (AVX2, AVX, NEON vagy SSE4.1) haszn\u00e1l\u00f3 modulok \u00e1llnak rendelkez\u00e9sre.     <\/p>\n<p>A Tesseract 5.1 f\u0151bb fejleszt\u00e9sei:  <\/p>\n<ul>\n<li class=\"l\"> Lehet\u0151v\u00e9 v\u00e1lt a k\u00e9pekkel \u00e9s vonalakkal rendelkez\u0151 ter\u00fcletek kezel\u00e9se ALTO, hOCR \u00e9s text form\u00e1tumokba t\u00f6rt\u00e9n\u0151 kimenet eset\u00e9n.\n<li class=\"l\"> \u00daj curl_timeout param\u00e9ter ker\u00fclt hozz\u00e1ad\u00e1sra lkz curl_easy_setopt.\n<li class=\"l\"> Javult a build rendszer.\n<li class=\"l\"> T\u00f6rt\u00e9nt tiszt\u00edt\u00e1s a nem haszn\u00e1lt k\u00f3d elt\u00e1vol\u00edt\u00e1sa \u00e9rdek\u00e9ben.\n<li class=\"l\"> Megsz\u00fcntett\u00e9k a PageIterator::Orientation oszt\u00e1lyban a null pointerek helytelen kezel\u00e9se \u00e1ltal okozott hib\u00e1kat.    <\/ul>\n<p>Forr\u00e1s: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=56788\">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 5.1, \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-103459","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 5.1, \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u044e\u0449\u0435\u0439 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