Megjelent a Tesseract 4.1 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 menthet\u0151 ny\u00edlt sz\u00f6vegk\u00e9nt, valamint HTML (hOCR), ALTO (XML), PDF \u00e9s TSV form\u00e1tumokban. A rendszer alapj\u00e1t eredetileg 1985-1995 k\u00f6z\u00f6tt a Hewlett Packard laborat\u00f3rium\u00e1ban hozt\u00e1k l\u00e9tre, 2005-ben a k\u00f3d ny\u00edlt lett az Apache licenc alatt, k\u00e9s\u0151bb pedig a Google munkat\u00e1rsainak k\u00f6zrem\u0171k\u00f6d\u00e9s\u00e9vel fejl\u0151d\u00f6tt. A projekt forr\u00e1sk\u00f3dja az Apache 2.0 licenc alatt \u00e9rhet\u0151 el. <\/p>\n
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
A Tesseract 5.0 f\u0151bb fejleszt\u00e9sei: <\/p>\n
\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 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 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