{"id":73425,"date":"2020-03-09T14:42:11","date_gmt":"2020-03-09T11:42:11","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/istyok-srok-dejstviya-patenta-na-algoritm-raspoznavaniya-obektov-sift"},"modified":"2020-03-09T14:42:11","modified_gmt":"2020-03-09T11:42:11","slug":"istyok-srok-dejstviya-patenta-na-algoritm-raspoznavaniya-obektov-sift","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/news\/istyok-srok-dejstviya-patenta-na-algoritm-raspoznavaniya-obektov-sift","title":{"rendered":"A patente sobre o algoritmo de reconhecimento de objetos SIFT expirou","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

8 de mar\u00e7o expirou a validade da patente US6711293B1<\/a><\/noindex>, que descreve a t\u00e9cnica SIFT<\/a><\/noindex> (Transforma\u00e7\u00e3o de Caracter\u00edsticas Invariantes \u00e0 Escala), destinada a identificar caracter\u00edsticas em imagens. O SIFT \u00e9 aplic\u00e1vel em \u00e1reas como reconhecimento de objetos em imagens, sobreposi\u00e7\u00e3o de modelos 3D em imagens reais em sistemas de realidade aumentada, correspond\u00eancia com mapas, determina\u00e7\u00e3o de localiza\u00e7\u00e3o em espa\u00e7o 3D e costura de panoramas. Se antes era necess\u00e1rio obter uma licen\u00e7a ou autoriza\u00e7\u00e3o para usar o SIFT em projetos comerciais, agora ele est\u00e1 dispon\u00edvel para todos. <\/p>\n

Implementa\u00e7\u00e3o do SIFT \u00e9 oferecida<\/a><\/noindex> no OpenCV, mas atribu\u00edda ao conjunto de m\u00f3dulos \u00abnon-free<\/a><\/noindex>\u00ab, \", que requer<\/a><\/noindex> uma ativa\u00e7\u00e3o separada. O t\u00e9rmino da validade da patente permitir\u00e1 transferir o SIFT para o n\u00facleo do OpenCV, al\u00e9m de poder utiliz\u00e1-lo sem restri\u00e7\u00f5es para reconhecimento de padr\u00f5es em projetos livres.<\/p>\n

<\/a><\/noindex><\/p>\n

Fonte: opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

8 \u043c\u0430\u0440\u0442\u0430 \u0438\u0441\u0442\u0451\u043a \u0441\u0440\u043e\u043a \u0434\u0435\u0439\u0441\u0442\u0432\u0438\u044f \u043f\u0430\u0442\u0435\u043d\u0442\u0430 US6711293B1, \u043e\u043f\u0438\u0441\u044b\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u0442\u0435\u0445\u043d\u0438\u043a\u0443 SIFT (Scale Invariant Feature Transform), \u043f\u0440\u0435\u0434\u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u043d\u0443\u044e \u0434\u043b\u044f \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u0440\u0438\u0437\u043d\u0430\u043a\u043e\u0432 \u043d\u0430 \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u044f\u0445. 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\u043c\u0435\u0441\u0442\u043e\u043f\u043e\u043b\u043e\u0436\u0435\u043d\u0438\u044f \u0432 3D-\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0441\u0442\u0432\u0435 \u0438 \u0441\u0448\u0438\u0432\u043a\u0430 \u043f\u0430\u043d\u043e\u0440\u0430\u043c. \u0415\u0441\u043b\u0438 \u0440\u0430\u043d\u044c\u0448\u0435 \u0434\u043b\u044f \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f SIFT \u0432 […]<\/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-73425","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47A validade da patente do algoritmo de reconhecimento de objetos SIFT expirou | ProHoster","description":"8 de mar\u00e7o expirou a validade da patente US6711293B1, que descreve a 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