{"id":105694,"date":"2022-11-24T09:36:49","date_gmt":"2022-11-24T07:36:54","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/predstavlena-sistema-sinteza-izobrazhenij-stable-diffusion-2-0"},"modified":"2022-11-24T09:36:49","modified_gmt":"2022-11-24T07:36:54","slug":"predstavlena-sistema-sinteza-izobrazhenij-stable-diffusion-2-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/predstavlena-sistema-sinteza-izobrazhenij-stable-diffusion-2-0","title":{"rendered":"Zosta\u0142 zaprezentowany system syntezy obraz\u00f3w Stable Diffusion 2.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Firma Stability AI opublikowa\u0142a drug\u0105 edycj\u0119 systemu uczenia maszynowego Stable Diffusion, zdolnego do syntezowania i zmieniania obraz\u00f3w na podstawie podanego wzoru lub opisu tekstowego w naturalnym j\u0119zyku. Kod narz\u0119dzi do szkolenia sieci neuronowej i generowania obraz\u00f3w zosta\u0142 napisany w j\u0119zyku Python z wykorzystaniem frameworka PyTorch i opublikowany na licencji MIT. Ju\u017c wytrenowane modele s\u0105 dost\u0119pne na licencji Creative ML OpenRAIL-M, kt\u00f3ra dopuszcza u\u017cycie w celach komercyjnych. Dodatkowo dost\u0119pny jest demonstracyjny generator obraz\u00f3w online.      <\/p>\n<p>Kluczowe ulepszenia w nowej edycji Stable Diffusion:  <\/p>\n<ul>\n<li class=\"l\"> Stworzono nowy model syntezy obraz\u00f3w na podstawie opisu tekstowego \u2014 SD2.0-v, wspieraj\u0105cy generacj\u0119 obraz\u00f3w o rozdzielczo\u015bci 768\u00d7768. Nowy model zosta\u0142 wytrenowany na zbiorze LAION-5B, kt\u00f3ry zawiera 5,85 miliarda obraz\u00f3w z opisami tekstowymi. Model korzysta z tego samego zestawu parametr\u00f3w co model Stable Diffusion 1.5, ale r\u00f3\u017cni si\u0119 przej\u015bciem na zupe\u0142nie inny enkoder OpenCLIP-ViT\/H, co umo\u017cliwi\u0142o znaczne zwi\u0119kszenie jako\u015bci generowanych obraz\u00f3w.       <center><img decoding=\"async\" alt=\"Zosta\u0142 zaprezentowany system syntezy obraz\u00f3w Stable Diffusion 2.0\" src=\"\/wp-content\/uploads\/2022\/11\/376594e9f459cfa3a235f732a3e948ea.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/center>\n<li class=\"l\"> Przygotowano uproszczon\u0105 wersj\u0119 SD2.0-base, wytrenowan\u0105 na obrazach 256\u00d7256 z wykorzystaniem klasycznego modelu przewidywania szum\u00f3w i wspieraj\u0105c\u0105 generacj\u0119 obraz\u00f3w o rozdzielczo\u015bci 512\u00d7512.    <center><img decoding=\"async\" alt=\"Zosta\u0142 zaprezentowany system syntezy obraz\u00f3w Stable Diffusion 2.0\" src=\"\/wp-content\/uploads\/2022\/11\/ffa444ca643e00226e0f771c30c65fb1.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/center>\n<li class=\"l\"> Oferujemy mo\u017cliwo\u015b\u0107 korzystania z technologii superzwi\u0119kszania (Super Resolution) do powi\u0119kszenia rozdzielczo\u015bci oryginalnego obrazu bez utraty jako\u015bci, przy u\u017cyciu algorytm\u00f3w skalowania przestrzennego i rekonstrukcji szczeg\u00f3\u0142\u00f3w. Oferowany model przetwarzania obraz\u00f3w (SD20-upscaler) wspiera czterokrotne powi\u0119kszenie skali, co pozwala na tworzenie obraz\u00f3w o rozdzielczo\u015bci 2048\u00d72048.    <center><img decoding=\"async\" alt=\"Zosta\u0142 zaprezentowany system syntezy obraz\u00f3w Stable Diffusion 2.0\" src=\"\/wp-content\/uploads\/2022\/11\/a915c3fd0eb074d8e5597c2706251166.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/center>\n<li class=\"l\"> Proponowany model SD2.0-depth2img uwzgl\u0119dnia g\u0142\u0119boko\u015b\u0107 i przestrzenne rozmieszczenie obiekt\u00f3w. Do jednoocznej oceny g\u0142\u0119boko\u015bci wykorzystuje si\u0119 system MiDaS. Model pozwala na syntez\u0119 nowych obraz\u00f3w, wykorzystuj\u0105c inny obraz jako wz\u00f3r, kt\u00f3re mog\u0105 znacznie r\u00f3\u017cni\u0107 si\u0119 od orygina\u0142u, ale zachowuj\u0105 og\u00f3ln\u0105 kompozycj\u0119 i g\u0142\u0119boko\u015b\u0107. Na przyk\u0142ad mo\u017cna wykorzysta\u0107 postaw\u0119 osoby na fotografii do stworzenia innej postaci w tej samej pozy.    <center><img decoding=\"async\" alt=\"Zosta\u0142 zaprezentowany system syntezy obraz\u00f3w Stable Diffusion 2.0\" src=\"\/wp-content\/uploads\/2022\/11\/41f7f241529c5834cd228286a921d640.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/center>  <center><img decoding=\"async\" alt=\"Zosta\u0142 zaprezentowany system syntezy obraz\u00f3w Stable Diffusion 2.0\" src=\"\/wp-content\/uploads\/2022\/11\/9ebecbc110c12e6fa018f7d397d65054.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/center>    <center><img decoding=\"async\" alt=\"Zosta\u0142 zaprezentowany system syntezy obraz\u00f3w Stable Diffusion 2.0\" src=\"\/wp-content\/uploads\/2022\/11\/7680df01fe2a44a8c6d21002e784e01d.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/center>\n<li class=\"l\"> Zaktualizowano model do modyfikacji obraz\u00f3w \u2014 SD 2.0-inpainting, kt\u00f3ry umo\u017cliwia wymian\u0119 i modyfikowanie cz\u0119\u015bci obrazu za pomoc\u0105 podpowiedzi tekstowych.    <center><img decoding=\"async\" alt=\"Zosta\u0142 zaprezentowany system syntezy obraz\u00f3w Stable Diffusion 2.0\" src=\"\/wp-content\/uploads\/2022\/11\/38291c883b211d77bb924bbb4d740829.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/center>\n<li class=\"l\"> Przeprowadzono optymalizacj\u0119 modeli do u\u017cycia na typowych systemach z jednym GPU.      <\/ul>\n<p>        <center><img decoding=\"async\" alt=\"Zosta\u0142 zaprezentowany system syntezy obraz\u00f3w Stable Diffusion 2.0\" src=\"\/wp-content\/uploads\/2022\/11\/b80b3978daa9b333b5a637c0fa544e76.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/center><br \/>\n<br \/>\u0179r\u00f3d\u0142o: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=58184\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Stability AI \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 \u0432\u0442\u043e\u0440\u0443\u044e \u0440\u0435\u0434\u0430\u043a\u0446\u0438\u044e \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u043c\u0430\u0448\u0438\u043d\u043d\u043e\u0433\u043e \u043e\u0431\u0443\u0447\u0435\u043d\u0438\u044f Stable Diffusion, \u0441\u043f\u043e\u0441\u043e\u0431\u043d\u043e\u0439 \u0441\u0438\u043d\u0442\u0435\u0437\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u0438 \u0438\u0437\u043c\u0435\u043d\u044f\u0442\u044c \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u044f \u043d\u0430 \u043e\u0441\u043d\u043e\u0432\u0435 \u043f\u0440\u0435\u0434\u043b\u043e\u0436\u0435\u043d\u043d\u043e\u0433\u043e \u0448\u0430\u0431\u043b\u043e\u043d\u0430 \u0438\u043b\u0438 \u0442\u0435\u043a\u0441\u0442\u043e\u0432\u043e\u0433\u043e \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u044f \u043d\u0430 \u0435\u0441\u0442\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u043e\u043c \u044f\u0437\u044b\u043a\u0435. \u041a\u043e\u0434 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u043e\u0432 \u0434\u043b\u044f \u043e\u0431\u0443\u0447\u0435\u043d\u0438\u044f \u043d\u0435\u0439\u0440\u043e\u043d\u043d\u043e\u0439 \u0441\u0435\u0442\u0438 \u0438 \u0433\u0435\u043d\u0435\u0440\u0430\u0446\u0438\u0438 \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u0439 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Python \u0441 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c \u0444\u0440\u0435\u0439\u043c\u0432\u043e\u0440\u043a\u0430 PyTorch \u0438 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 MIT. \u0423\u0436\u0435 \u043e\u0431\u0443\u0447\u0435\u043d\u043d\u044b\u0435 \u043c\u043e\u0434\u0435\u043b\u0438 \u043e\u0442\u043a\u0440\u044b\u0442\u044b \u043f\u043e\u0434 \u043f\u0435\u0440\u043c\u0438\u0441\u0441\u0438\u0432\u043d\u043e\u0439 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":105695,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-105694","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Stability AI \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 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