{"id":36102,"date":"2019-10-31T22:09:38","date_gmt":"2019-10-31T19:09:38","guid":{"rendered":"https:\/\/prohoster.info\/blog\/reliz-sistemy-raspoznavaniya-teksta-tesseract-4-1\/"},"modified":"2019-10-31T22:09:38","modified_gmt":"2019-10-31T19:09:38","slug":"reliz-sistemy-raspoznavaniya-teksta-tesseract-4-1","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/reliz-sistemy-raspoznavaniya-teksta-tesseract-4-1","title":{"rendered":"A Tesseract 4.1 sz\u00f6vegfelismer\u0151 rendszer kiad\u00e1sa","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/groups.google.com\/forum\/#!topic\/tesseract-ocr\/oKtTOIGIMaM\">Elk\u00e9sz\u00edtve<\/a><\/noindex> Optikai karakterfelismer\u0151 rendszer kiad\u00e1sa <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/tesseract-ocr\/tesseract\/\">Tesseract 4.1<\/a><\/noindex>, amely t\u00e1mogatja az UTF-8 karakterek \u00e9s t\u00f6bb mint 100 nyelv, k\u00f6zt\u00fck orosz, kazah, feh\u00e9rorosz \u00e9s ukr\u00e1n sz\u00f6vegek felismer\u00e9s\u00e9t. Az eredm\u00e9ny ny\u00edlt sz\u00f6vegk\u00e9nt, valamint HTML (hOCR), ALTO (XML), PDF \u00e9s TSV form\u00e1tumban is menthet\u0151. A rendszert eredetileg 1985-1995 k\u00f6z\u00f6tt fejlesztett\u00e9k a Hewlett Packard laborat\u00f3rium\u00e1ban, 2005-ben a k\u00f3dot ny\u00edltan el\u00e9rhet\u0151v\u00e9 tett\u00e9k Apache licensz alatt, \u00e9s ezt k\u00f6vet\u0151en a Google alkalmazottainak r\u00e9szv\u00e9tel\u00e9vel fejl\u0151d\u00f6tt. A projekt forr\u00e1sk\u00f3djai <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/tesseract-ocr\/tesseract\">szabadon terjeszthet\u0151k<\/a><\/noindex> Apache 2.0 licenc alatt.<\/p>\n<p> A Tesseract tartalmaz egy parancssori alkalmaz\u00e1st \u00e9s a libtesseract k\u00f6nyvt\u00e1rat a sz\u00f6vegfelismer\u00e9si funkci\u00f3k m\u00e1s alkalmaz\u00e1sokba val\u00f3 be\u00e1gyaz\u00e1s\u00e1ra. A Tesseract \u00e1ltal t\u00e1mogatott harmadik felek <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/tesseract-ocr\/tesseract\/wiki\/User-Projects-%E2%80%93-3rdParty\">GUI interf\u00e9szek<\/a><\/noindex> kiemelhetj\u00fck <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/manisandro\/gImageReader\">gImageReader<\/a><\/noindex>, <noindex><a rel=\"nofollow\" href=\"http:\/\/vietocr.sourceforge.net\/\">VietOCR<\/a><\/noindex> \u00e9s <noindex><a rel=\"nofollow\" href=\"https:\/\/sourceforge.net\/projects\/yagf-ocr\/\">YAGF<\/a><\/noindex>. K\u00e9t felismer\u00e9si motort k\u00edn\u00e1l: a klasszikus, amely a karakterek egyedi sablonjait ismeri fel, \u00e9s az \u00faj, amely a LSTM alap\u00fa g\u00e9pi tanul\u00e1si rendszeren alapul, optimaliz\u00e1lva a teljes sorok felismer\u00e9s\u00e9re, \u00e9s jelent\u0151s pontoss\u00e1gn\u00f6veked\u00e9st tesz lehet\u0151v\u00e9. Az elk\u00e9sz\u00fclt, betan\u00edtott modellek 123 nyelvhez \u00e9rhet\u0151k el <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/tesseract-ocr\/tesseract\/wiki\/Data-Files\">123 nyelvek<\/a><\/noindex>. A teljes\u00edtm\u00e9ny optimaliz\u00e1l\u00e1s\u00e1hoz OpenMP \u00e9s AVX2, AVX vagy SSE4.1 utas\u00edt\u00e1sokat haszn\u00e1l\u00f3 modulok \u00e1llnak rendelkez\u00e9sre. <\/p>\n<p>F\u0151 <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/tesseract-ocr\/tesseract\/wiki\/ReleaseNotes\">fejleszt\u00e9sek<\/a><\/noindex> A Tesseract 4.1-ben:<\/p>\n<ul>\n<li class=\"l\"> XML form\u00e1tum\u00fa kimenet lehet\u0151s\u00e9ge hozz\u00e1adva <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/ALTO_(XML)\">ALTO<\/a><\/noindex> (Analyzed Layout and Text Object). Ennek a form\u00e1tumnak a haszn\u00e1lat\u00e1hoz ind\u00edtsa el az alkalmaz\u00e1st a k\u00f6vetkez\u0151k\u00e9ppen: &#171;tessaract k\u00e9p_neve kimeneti_k\u00f6nyvt\u00e1r alto&#187;;\n<li class=\"l\"> \u00daj LSTMBox \u00e9s WordStrBox renderel\u0151 modulok hozz\u00e1adva a motor k\u00e9pz\u00e9s\u00e9nek egyszer\u0171s\u00edt\u00e9s\u00e9re;\n<li class=\"l\"> HOCR (HTML) kimenetben a pseudografika t\u00e1mogat\u00e1sa hozz\u00e1adva;\n<li class=\"l\"> Python nyelven \u00edrt alternat\u00edv szkriptek hozz\u00e1adva a g\u00e9pi tanul\u00e1si motor betan\u00edt\u00e1s\u00e1hoz;\n<li class=\"l\"> Az AVX, AVX2 \u00e9s SSE utas\u00edt\u00e1sokkal kapcsolatos optimaliz\u00e1ci\u00f3k kib\u0151v\u00edtve;\n<li class=\"l\"> Alap\u00e9rtelmez\u00e9s szerint az OpenMP t\u00e1mogat\u00e1s letiltva a <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/tesseract-ocr\/tesseract\/issues\/1171\">probl\u00e9m\u00e1kra<\/a><\/noindex> teljes\u00edtm\u00e9ny miatt;\n<li class=\"l\"> Az LSTM motorban feh\u00e9r \u00e9s fekete list\u00e1k t\u00e1mogat\u00e1sa hozz\u00e1adva;\n<li class=\"l\"> Jav\u00edtott Cmake alap\u00fa \u00f6ssze\u00e1ll\u00edt\u00e1si szkriptek.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Forr\u00e1s: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51081\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043b\u0435\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 4.1, \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-36102","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=\"\u041f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043b\u0435\u043d \u0440\u0435\u043b\u0438\u0437 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