{"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\/ro\/blog\/news\/reliz-sistemy-raspoznavaniya-teksta-tesseract-4-1","title":{"rendered":"Lansarea sistemului de recunoa\u0219tere a textului Tesseract 4.1","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/groups.google.com\/forum\/#!topic\/tesseract-ocr\/oKtTOIGIMaM\">Preg\u0103tit<\/a><\/noindex> lansarea sistemului de recunoa\u0219tere optic\u0103 a textului <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/tesseract-ocr\/tesseract\/\">Tesseract 4.1<\/a><\/noindex>, care suport\u0103 recunoa\u0219terea caracterelor UTF-8 \u0219i texte \u00een peste 100 de limbi, inclusiv rus\u0103, kazah\u0103, belarus\u0103 \u0219i ucrainean\u0103. Rezultatul poate fi salvat at\u00e2t ca text deschis, c\u00e2t \u0219i \u00een formate HTML (hOCR), ALTO (XML), PDF \u0219i TSV. Sistemul a fost ini\u021bial creat \u00eentre 1985-1995 \u00een laboratorul companiei Hewlett Packard, iar \u00een 2005 codul a fost deschis sub licen\u021ba Apache \u0219i a fost dezvoltat ulterior cu participarea angaja\u021bilor Google. Textele surs\u0103 ale proiectului <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/tesseract-ocr\/tesseract\">sunt distribuite<\/a><\/noindex> sub licen\u021ba Apache 2.0.<\/p>\n<p> Tesseract include un utilitar de consol\u0103 \u0219i biblioteca libtesseract pentru integrarea func\u021biilor de recunoa\u0219tere a textului \u00een alte aplica\u021bii. Printre interfe\u021bele disponibile Tesseract de ter\u021b\u0103 parte <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/tesseract-ocr\/tesseract\/wiki\/User-Projects-%E2%80%93-3rdParty\">GUI-uri<\/a><\/noindex> se pot men\u021biona <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> \u0219i <noindex><a rel=\"nofollow\" href=\"https:\/\/sourceforge.net\/projects\/yagf-ocr\/\">YAGF<\/a><\/noindex>. Sunt disponibile dou\u0103 motoare de recunoa\u0219tere: unul clasic, care recunoa\u0219te textul la nivelul \u0219abloanelor de caractere individuale, \u0219i unul nou, bazat pe utilizarea sistemului de \u00eenv\u0103\u021bare automat\u0103 cu re\u021bele neuronale recurente LSTM, optimizat pentru recunoa\u0219terea \u00eentregilor linii \u0219i care permite o cre\u0219tere semnificativ\u0103 a preciziei. Modelele antrenate sunt publicate pentru <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/tesseract-ocr\/tesseract\/wiki\/Data-Files\">123 limbi<\/a><\/noindex>. Pentru optimizarea performan\u021bei, sunt disponibile module care utilizeaz\u0103 instruc\u021biuni OpenMP \u0219i SIMD AVX2, AVX sau SSE4.1. <\/p>\n<p>Principalele <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/tesseract-ocr\/tesseract\/wiki\/ReleaseNotes\">\u00eembun\u0103t\u0103\u021biri<\/a><\/noindex> \u00een Tesseract 4.1:<\/p>\n<ul>\n<li class=\"l\"> A fost ad\u0103ugat\u0103 posibilitatea de a exporta \u00een format XML <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/ALTO_(XML)\">ALTO<\/a><\/noindex> (Analyzed Layout and Text Object). Pentru a utiliza acest format, aplica\u021bia trebuie s\u0103 fie lansat\u0103 ca &#171;tessaract nume_imagine director_iesire alto&#187;;\n<li class=\"l\"> Au fost ad\u0103ugate module noi de randare LSTMBox \u0219i WordStrBox, care simplific\u0103 antrenarea motorului;\n<li class=\"l\"> A fost ad\u0103ugat suport pentru grafic\u0103 pseudo \u00een ie\u0219irea hOCR (HTML);\n<li class=\"l\"> Au fost ad\u0103ugate scripturi alternative scrise \u00een Python pentru antrenarea motorului bazat pe \u00eenv\u0103\u021barea automat\u0103;\n<li class=\"l\"> Au fost extinse optimiz\u0103rile folosind instruc\u021biuni AVX, AVX2 \u0219i SSE;\n<li class=\"l\"> Suportul OpenMP este dezactivat implicit din cauza <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/tesseract-ocr\/tesseract\/issues\/1171\">problemelor<\/a><\/noindex> performan\u021bei;\n<li class=\"l\"> \u00cen motorul LSTM a fost ad\u0103ugat suport pentru liste albe \u0219i negre;\n<li class=\"l\"> Au fost \u00eembun\u0103t\u0103\u021bite scripturile de construire bazate pe Cmake.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Sursa: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51081\">opennet.ro<\/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 5.0.2.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\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 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