{"id":117781,"date":"2024-07-18T03:43:48","date_gmt":"2024-07-18T01:43:48","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/novaya-statya-praktikum-po-ii-risovaniyu-chast-devyataya-sd3m-troechka-na-troechku"},"modified":"2024-07-18T03:43:48","modified_gmt":"2024-07-18T01:43:48","slug":"novaya-statya-praktikum-po-ii-risovaniyu-chast-devyataya-sd3m-troechka-na-troechku","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/novaya-statya-praktikum-po-ii-risovaniyu-chast-devyataya-sd3m-troechka-na-troechku","title":{"rendered":"Nov\u00fd \u010dl\u00e1nek: Praktikum o AI malov\u00e1n\u00ed, \u010d\u00e1st dev\u00e1t\u00e1: SD3M \u2014 \"trojka\" na trojku.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Je vtipn\u00e9, jak historie vyd\u00e1n\u00ed otev\u0159en\u00fdch model\u016f pro p\u0159evod textov\u00fdch v\u00fdzev na obr\u00e1zky, vyv\u00edjen\u00fdch a tr\u00e9novan\u00fdch spole\u010dnost\u00ed Stability AI, p\u0159ipom\u00edn\u00e1 s\u00e9rii vzestup\u016f a p\u00e1d\u016f r\u016fzn\u00fdch verz\u00ed opera\u010dn\u00edch syst\u00e9m\u016f Microsoft. Po legend\u00e1rn\u011b \u00fasp\u011b\u0161n\u00e9 XP se objevila problematick\u00e1 Vista; pot\u00e9 n\u00e1dhern\u00e1 \u201esedmi\u010dka\u201c \u2014 n\u00e1sledovan\u00e1 beznad\u011bjn\u00fdm Windows 8. U Stable Diffusion, kter\u00e1 za\u010d\u00ednala jako nev\u00e1bn\u00e1, ale postupn\u011b vylep\u0161en\u00e1 nad\u0161enci verze 1.5, n\u00e1sledovala o\u010dividn\u011b ne\u00fasp\u011b\u0161n\u00e1 SD 2.0 \u2014 ne\u00fasp\u011b\u0161n\u00e1 proto, \u017ee zahrnovala netypick\u00fd k\u00f3dova\u010d OpenCLIP pro modely tohoto druhu, <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/www.thealgorithmicbridge.com\/p\/stable-diffusion-2-is-not-what-users\" style=\"font-size: 10pt;\" target=\"_blank\">natr\u00e9novan\u00fd na velmi nejednozna\u010dn\u011b vybran\u00fdch obr\u00e1zc\u00edch<\/a><\/noindex> z <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/laion.ai\/blog\/laion-5b\/\" style=\"font-size: 10pt;\" target=\"_blank\">otev\u0159en\u00e9ho datov\u00e9ho souboru LAION-5B<\/a><\/noindex>. P\u0159i tomto v\u00fdb\u011bru byly vylou\u010deny nejen nevhodn\u00e9 (NSFW) vizu\u00e1ln\u00ed reference, ale tak\u00e9 obrazy a ilustrace od popul\u00e1rn\u00edch um\u011blc\u016f, jako je proslul\u00fd Greg Rutkowski. Pr\u00e1v\u011b posledn\u00ed zm\u00edn\u011bn\u00e9 nakonec nad\u0161ence po\u0159\u00e1dn\u011b roz\u010d\u00edlilo: pokud pro SD 1.5 fungovaly u\u017e jednoduch\u00e9 v\u00fdzvy se styly \u2014 \u201eepic medieval fantasy landscape, in the style of Greg Rutkowski\u201c \u2014 a v\u00fdsledek byl ohromuj\u00edc\u00ed, pak SD 2.0 p\u0159estala \u201erozpozn\u00e1vat\u201c jm\u00e9na nejzn\u00e1m\u011bj\u0161\u00edch ilustr\u00e1tor\u016f, jejich\u017e autorsk\u00e1 pr\u00e1va na vytvo\u0159en\u00e1 d\u00edla jsou st\u00e1le platn\u00e1, a kte\u0159\u00ed nedali svolen\u00ed k jejich pou\u017eit\u00ed pro tr\u00e9nink AI. Bylo nutn\u00e9 pou\u017e\u00edt v\u00edce slov k pops\u00e1n\u00ed po\u017eadovan\u00e9ho, a s p\u0159\u00edli\u0161 dlouh\u00fdmi v\u00fdzvami si model vedl \u0161patn\u011b.<\/p>\n<p><center><\/center> \t\t\t\t<center><\/center> <img decoding=\"async\" alt=\"Nov\u00fd \u010dl\u00e1nek: Praktikum o AI malov\u00e1n\u00ed, \u010d\u00e1st dev\u00e1t\u00e1: SD3M \u2014 &quot;trojka&quot; na trojku.\" src=\"\/wp-content\/uploads\/2024\/07\/4aa05daef2745ed12a183fab6fe9de77.jpg\" style=\"display:block;margin: 0 auto;\" \/>   <\/p>\n<h2><noindex><a rel=\"nofollow\" href=\"#contents\" class=\"right paragraph tooltip\" data-tooltip=\"\u0412\u0435\u0440\u043d\u0443\u0442\u044c\u0441\u044f \u043a \u043e\u0433\u043b\u0430\u0432\u043b\u0435\u043d\u0438\u044e\">\u2b07<\/a><\/noindex><noindex><a rel=\"nofollow\" name=\"\u0421\u0435\u043b\u0438 &mdash; \u0432\u0441\u0442\u0430\u043b\u0438, \u0441\u0435\u043b\u0438 &mdash; \u0432\u0441\u0442\u0430\u043b\u0438\" href=\"#\u0421\u0435\u043b\u0438 &mdash; \u0432\u0441\u0442\u0430\u043b\u0438, \u0441\u0435\u043b\u0438 &mdash; \u0432\u0441\u0442\u0430\u043b\u0438\" class=\"right paragraph tooltip\" data-tooltip=\"\u0421\u0441\u044b\u043b\u043a\u0430 \u043d\u0430 \u044d\u0442\u0443 \u0433\u043b\u0430\u0432\u0443\">#<\/a><\/noindex>Sedli jsme \u2014 vstali, sedli jsme \u2014 vstali<\/h2>\n<p>V kombinaci se zm\u011bn\u011bn\u00fdm k\u00f3dova\u010dem (p\u0159evodn\u00edkem textov\u00e9ho promptu na digit\u00e1ln\u00ed tokeny, se kter\u00fdmi model n\u00e1sledn\u011b pracuje) neschopnost pou\u017e\u00edvat pojmenovan\u00e9 styly jednodu\u0161e zbavila nad\u0161ence motivace vylep\u0161ovat \"dvojku\" vlastn\u00edmi silami. V\u017edy\u0165 bylo t\u0159eba z\u00e1rove\u0148 se zab\u00fdvat t\u00edm, jak p\u0159izp\u016fsobit ji\u017e osvojen\u00e9 techniky vytv\u00e1\u0159en\u00ed prompt\u016f nov\u00e9mu k\u00f3dova\u010di, a d\u00e1le u\u010dit model rozpozn\u00e1vat ty obrazy a t\u00e9mata, s nimi\u017e auto\u0159i v \u00favodn\u00ed f\u00e1zi tr\u00e9ninku sezn\u00e1mili, - a kvalitativn\u00ed rozd\u00edl oproti \"polovi\u010dce\" generovan\u00e9 \"dvojkou\" p\u0159esto nebyl garantov\u00e1n. Ano, od standardn\u00ed velikosti pro SD 1.5 512&times;512 bod\u016f do\u0161lo k kvalitativn\u00edmu skoku na 768&times;768, ale do t\u00e9 doby komunitn\u00ed vyu\u017e\u00edvala upscalery, outpainters a dal\u0161\u00ed n\u00e1stroje pro zv\u011bt\u0161en\u00ed v\u00fdsledn\u00e9ho obrazu, tak\u017ee SD 2.0 pro\u0161la, a\u017e na jednou, nezpozorov\u00e1na. SDXL <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/www.reddit.com\/r\/StableDiffusion\/comments\/15c2n0q\/sdxl_two_text_encoders_two_text_prompts\/\" target=\"_blank\">se vr\u00e1tila k standardn\u00edmu<\/a><\/noindex> (vyvinut\u00e9mu OpenAI a pou\u017e\u00edvan\u00e9mu mimo jin\u00e9 projektem DALL-E) <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/voxel51.com\/blog\/a-history-of-clip-model-training-data-advances\/\" target=\"_blank\">kod\u00e9ru CLIP<\/a><\/noindex> \u2013 k\u00f3d je tak\u00e9 otev\u0159en\u00fd, ale datab\u00e1ze, na kter\u00e9 byl vy\u0161kolen, <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/blogs.novita.ai\/openclip-made-easy-expert-tips-for-success\/\" target=\"_blank\">na rozd\u00edl od OpenCLIP<\/a><\/noindex>, je propriet\u00e1rn\u00ed. Nav\u00edc standardn\u00ed velikost pl\u00e1tna vzrostla u \"Oversize\" na 1024&times;1024, krom\u011b toho se objevila cel\u00e1 \u0159ada dal\u0161\u00edch vylep\u0161en\u00ed, \u2013 tak\u017ee nad\u0161enci r\u00e1di p\u0159evzali jeho dokon\u010den\u00ed. A k sou\u010dasn\u00e9 dob\u011b se pr\u00e1v\u011b SDXL (a ned\u00e1vno se objevuj\u00edc\u00ed m\u00e9n\u011b n\u00e1ro\u010dn\u00e9 na \"hardwarov\u00e9\" deriv\u00e1ty jako <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/stability.ai\/news\/stability-ai-sdxl-turbo\" target=\"_blank\">SDXL Turbo<\/a><\/noindex> a <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/blog.segmind.com\/sdxl-lightning\/\" target=\"_blank\">SDXL Lightning<\/a><\/noindex>) za nejpopul\u00e1rn\u011bj\u0161\u00ed AI gener\u00e1tor obr\u00e1zk\u016f s otev\u0159en\u00fdm k\u00f3dem. Nicm\u00e9n\u011b, zap\u00e1len\u00ed zast\u00e1nci SD 1.5 s t\u00edmto argumentovan\u011b nesouhlas\u00ed, poukazuj\u00edce na to, \u017ee tak d\u016fle\u017eit\u00e9 n\u00e1stroje jako ControlNet, v SDXL <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/www.reddit.com\/r\/StableDiffusion\/comments\/1clcjw6\/dont_you_hate_it_as_well_that_controlnet_models\/\" target=\"_blank\">dosud nebyly \u0159\u00e1dn\u011b p\u0159eneseny<\/a><\/noindex>.<\/p>\n<p>A od 12. \u010dervna 2024, od okam\u017eiku \"uveden\u00ed do voln\u00e9 p\u0159\u00edrody\" k\u00f3du modelu umo\u017e\u0148uj\u00edc\u00edho lok\u00e1ln\u00ed generace, m\u011blo nastat obdob\u00ed \"otev\u0159en\u00e9\" verze SD 3 \u2013 pokud bychom byli p\u0159esn\u00ed, pak <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/huggingface.co\/stabilityai\/stable-diffusion-3-medium\" target=\"_blank\">Stable Diffusion 3 Medium<\/a><\/noindex> (SD3M nebo SD3 2B) s 2 miliardami pracovn\u00edch parametr\u016f. Podm\u00edn\u011bn\u011b, p\u0159ipome\u0148me, toto \u010d\u00edslo odpov\u00edd\u00e1 celkov\u00e9mu po\u010dtu vah na vstupech v\u0161ech perceptron\u016f modelu. Ji\u017e d\u0159\u00edve, v dubnu, Stability AI dola\u010fovala a nab\u00eddla k komer\u010dn\u00edmu vyu\u017eit\u00ed 8milionovou (po\u010det parametr\u016f) <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/venturebeat.com\/ai\/stability-ai-brings-new-size-to-image-generation-with-stable-diffusion-medium\/\" target=\"_blank\">Stable Diffusion 3 Large<\/a><\/noindex>, ta SD3 8B. U SDXL 1.0, p\u0159ipome\u0148me si, \u2013 <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/magai.co\/stable-diffusion-xl-1-0\/\" target=\"_blank\">3,5 miliardy parametr\u016f<\/a><\/noindex>, nicm\u00e9n\u011b SD3M, podle tvrzen\u00ed v\u00fdvoj\u00e1\u0159\u016f, je <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/stability.ai\/news\/stable-diffusion-3-medium\" target=\"_blank\">\"nejsofistikovan\u011bj\u0161\u00ed model pro generaci obraz\u016f ze v\u0161ech, kter\u00e9 jsme dosud vytvo\u0159ili\"<\/a><\/noindex>. M\u011blo to znamenat, \u017ee p\u0159i ni\u017e\u0161\u00edch pot\u0159eb\u00e1ch na videopam\u011b\u0165, ne\u017e je u &laquo;Oversize&raquo;, by m\u011bla dokonce na jednoduch\u00e9 podn\u011bty vykreslovat obr\u00e1zky &laquo;s novou \u00farovn\u00ed fotorealismu&raquo;. Mezi v\u00fdhodami &laquo;trojky&raquo; byly tak\u00e9 uvedeny &laquo;bezprecedentn\u00ed kvalita typografie textu generovan\u00e9ho na obr\u00e1zc\u00edch&raquo;, &laquo;prohlouben\u00e9 porozum\u011bn\u00ed podn\u011bt\u016fm d\u00edky spolupr\u00e1ci t\u0159\u00ed k\u00f3dova\u010d\u016f&raquo; a &laquo;ochota k efektivn\u00edmu dotr\u00e9nov\u00e1n\u00ed i na omezen\u00fdch datov\u00fdch sad\u00e1ch&raquo;.<\/p>\n<p> <img decoding=\"async\" alt=\"Nov\u00fd \u010dl\u00e1nek: Praktikum o AI malov\u00e1n\u00ed, \u010d\u00e1st dev\u00e1t\u00e1: SD3M \u2014 &quot;trojka&quot; na trojku.\" src=\"\/wp-content\/uploads\/2024\/07\/dd8b20b5afbbd07d5c3a11c87ecb9a6b.jpg\" style=\"display:block;margin: 0 auto;\" \/>   <\/p>\n<p>Bylo p\u0159edpokl\u00e1d\u00e1no, \u017ee komunita nad\u0161enc\u016f, kter\u00e1 dostane do rukou novou dlouho o\u010dek\u00e1vanou hra\u010dku, se pust\u00ed do jej\u00edho zdokonalov\u00e1n\u00ed stejnou vervou jako &laquo;polovi\u010dn\u00ed&raquo; a &laquo;Oversize&raquo; v minulosti. Av\u0161ak od sam\u00e9ho po\u010d\u00e1tku \u0161lo v\u0161e \u0161patn\u011b: SD3M v prvn\u00edch hodin\u00e1ch po zve\u0159ejn\u011bn\u00ed soubor\u016f modelu na Hugging Face a Civitai <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/www.reddit.com\/r\/StableDiffusion\/comments\/1dillyg\/distracted_boyfriend_sd3_version\/\" target=\"_blank\">dok\u00e1zala hluboce zklamat<\/a><\/noindex> svoji publikum, a to hned dvakr\u00e1t. Poprv\u00e9 \u2014 nevysv\u011btlitelnou, na prvn\u00ed pohled idiosynkrazi\u00ed k podn\u011bt\u016fm, kter\u00e9 obsahuj\u00ed zd\u00e1nliv\u011b nevinnou fr\u00e1zi &laquo;le\u017e\u00edc\u00ed na\/v tr\u00e1v\u011b&raquo; (lying on\/in the grass); podruh\u00e9 \u2014 neuv\u011b\u0159iteln\u011b nejasn\u00fdmi formulacemi v u\u017eivatelsk\u00e9 dohod\u011b, s nimi\u017e se nebyli schopni hned zorientovat ani profesion\u00e1ln\u00ed pr\u00e1vn\u00edci. A i kdy\u017e z pohledu b\u011b\u017en\u00e9ho nad\u0161ence do AI um\u011bn\u00ed to posledn\u00ed vypad\u00e1 jako nepodstatn\u00e9, na dal\u0161\u00edm v\u00fdvoji modelu se pr\u00e1v\u011b pr\u00e1vn\u00ed str\u00e1nka ot\u00e1zky projev\u00ed nejp\u0159\u00edm\u011bji \u2014 a\u017e do toho, \u017ee \u017e\u00e1dn\u00fd dal\u0161\u00ed v\u00fdvoj se nemus\u00ed v\u016fbec uskute\u010dnit.<\/p>\n<p>P\u0159edchoz\u00ed d\u00edla Stable Diffusion s otev\u0159en\u00fdm k\u00f3dem (konkr\u00e9tn\u011b s otev\u0159en\u00fdmi hodnotami v\u00e1hy neuronov\u00fdch s\u00edt\u00ed, dostupn\u00fdmi k bezplatn\u00e9mu sta\u017een\u00ed pro n\u00e1sledn\u00e9 lok\u00e1ln\u00ed spu\u0161t\u011bn\u00ed), jako nap\u0159\u00edklad SDXL, byla doprov\u00e1zena jedn\u00edm z typick\u00fdch rys\u016f generativn\u00edch model\u016f <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/huggingface.co\/stabilityai\/stable-diffusion-xl-base-1.0\/blob\/main\/LICENSE.md\" target=\"_blank\">CreativeML Open RAIL++-M License<\/a><\/noindex> s takov\u00fdmi charakteristikami, jako &laquo;bez\u010dasn\u00e1, celosv\u011btov\u00e1, nev\u00fdhradn\u00ed, bezplatn\u00e1, bez\u00faplatn\u00e1, neodvolateln\u00e1 licence k autorsk\u00e9mu pr\u00e1vu za \u00fa\u010delem reprodukce, p\u0159\u00edpravy, ve\u0159ejn\u00e9 prezentace, ve\u0159ejn\u00e9ho v\u00fdkonu, sublicencov\u00e1n\u00ed a distribuce dodate\u010dn\u00fdch materi\u00e1l\u016f jak samotn\u00e9ho modelu, tak jeho odvozenin&raquo;. &laquo;Troika&raquo; v\u0161ak p\u0159edpokl\u00e1d\u00e1 dv\u011b varianty licencov\u00e1n\u00ed: <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/huggingface.co\/stabilityai\/stable-diffusion-3-medium\/blob\/main\/LICENSE\" target=\"_blank\">pro nekomer\u010dn\u00ed pou\u017eit\u00ed<\/a><\/noindex> \u2014 s velmi povzbudiv\u00fdmi formulacemi jako &laquo;Stability AI v\u00e1m poskytuje nev\u00fdhradn\u00ed, celosv\u011btovou, nep\u0159evoditelnou, nesublicencovatelnou, odvolatelnou, bez\u00faplatnou a omezenou licenci na du\u0161evn\u00ed vlastnictv\u00ed&raquo; \u2014 a <noindex><a rel=\"nofollow noopener\" href=\"\/cs\/Users\/smirn\/Downloads\/Stability%20AI%20%D0%BF%D1%80%D0%B5%D0%B4%D0%BE%D1%81%D1%82%D0%B0%D0%B2%D0%BB%D1%8F%D0%B5%D1%82%20%D0%B2%D0%B0%D0%BC%20%D0%BD%D0%B5%D0%B8%D1%81%D0%BA%D0%BB%D1%8E%D1%87%D0%B8%D1%82%D0%B5%D0%BB%D1%8C%D0%BD%D1%83%D1%8E,%20%D0%B2%D1%81%D0%B5%D0%BC%D0%B8%D1%80%D0%BD%D1%83%D1%8E,%20%D0%BD%D0%B5%D0%BF%D0%B5%D1%80%D0%B5%D0%B4%D0%B0%D0%B2%D0%B0%D0%B5%D0%BC%D1%83%D1%8E,%20%D0%BD%D0%B5%20%D0%BF%D0%BE%D0%B4%D0%BB%D0%B5%D0%B6%D0%B0%D1%89%D1%83%D1%8E%20%D1%81%D1%83%D0%B1%D0%BB%D0%B8%D1%86%D0%B5%D0%BD%D0%B7%D0%B8%D1%80%D0%BE%D0%B2%D0%B0%D0%BD%D0%B8%D1%8E,%20%D0%BE%D1%82%D0%B7%D1%8B%D0%B2%D0%BD%D1%83%D1%8E,%20%D0%B1%D0%B5%D0%B7%D0%B2%D0%BE%D0%B7%D0%BC%D0%B5%D0%B7%D0%B4%D0%BD%D1%83%D1%8E%20%D0%B8%20%D0%BE%D0%B3%D1%80%D0%B0%D0%BD%D0%B8%D1%87%D0%B5%D0%BD%D0%BD%D1%83%D1%8E%20%D0%BB%D0%B8%D1%86%D0%B5%D0%BD%D0%B7%D0%B8%D1%8E%20%D0%BD%D0%B0%20%D0%B8%D0%BD%D1%82%D0%B5%D0%BB%D0%BB%D0%B5%D0%BA%D1%82%D1%83%D0%B0%D0%BB%D1%8C%D0%BD%D1%83%D1%8E%20%D1%81%D0%BE%D0%B1%D1%81%D1%82%D0%B2%D0%B5%D0%BD%D0%BD%D0%BE%D1%81%D1%82%D1%8C%20Stability%20AI%20%D0%B8%D0%BB%D0%B8%20%D0%B4%D1%80%D1%83%D0%B3%D0%B8%D0%B5%20%D0%BF%D1%80%D0%B0%D0%B2%D0%B0,%20%D0%BF%D1%80%D0%B8%D0%BD%D0%B0%D0%B4%D0%BB%D0%B5%D0%B6%D0%B0%D1%89%D0%B8%D0%B5%20%D0%B8%D0%BB%D0%B8%20%D0%BA%D0%BE%D0%BD%D1%82%D1%80%D0%BE%D0%BB%D0%B8%D1%80%D1%83%D0%B5%D0%BC%D1%8B%D0%B5%20Stability%20AI,%20%D0%B2%D0%BE%D0%BF%D0%BB%D0%BE%D1%89%D0%B5%D0%BD%D0%BD%D1%8B%D0%B5%20%D0%B2%20%D0%9F%D1%80%D0%BE%D0%B3%D1%80%D0%B0%D0%BC%D0%BC%D0%BD%D1%8B%D1%85%20%D0%BF%D1%80%D0%BE%D0%B4%D1%83%D0%BA%D1%82%D0%B0%D1%85,%20%D0%B4%D0%BB%D1%8F%20%D0%B8%D1%81%D0%BF%D0%BE%D0%BB%D1%8C%D0%B7%D0%BE%D0%B2%D0%B0%D0%BD%D0%B8%D1%8F,%20%D0%B2%D0%BE%D1%81%D0%BF%D1%80%D0%BE%D0%B8%D0%B7%D0%B2%D0%B5%D0%B4%D0%B5%D0%BD%D0%B8%D1%8F,%20%D1%80%D0%B0%D1%81%D0%BF%D1%80%D0%BE%D1%81%D1%82%D1%80%D0%B0%D0%BD%D0%B5%D0%BD%D0%B8%D1%8F%20%D0%B8%20%D1%81%D0%BE%D0%B7%D0%B4%D0%B0%D0%BD%D0%B8%D1%8F%20%D0%BF%D1%80%D0%BE%D0%B8%D0%B7%D0%B2%D0%BE%D0%B4%D0%BD%D1%8B%D1%85%20%D1%80%D0%B0%D0%B1%D0%BE%D1%82%20%D0%BE%D1%82%20Stability%20AI.%20%D0%9F%D1%80%D0%BE%D0%B3%D1%80%D0%B0%D0%BC%D0%BC%D0%BD%D1%8B%D0%B5%20%D0%BF%D1%80%D0%BE%D0%B4%D1%83%D0%BA%D1%82%D1%8B,%20%D0%B2%20%D0%BA%D0%B0%D0%B6%D0%B4%D0%BE%D0%BC%20%D1%81%D0%BB%D1%83%D1%87%D0%B0%D0%B5%20%D0%BF%D1%80%D0%B5%D0%B4%D0%BD%D0%B0%D0%B7%D0%BD%D0%B0%D1%87%D0%B5%D0%BD%D0%BD%D1%8B%D0%B5%20%D1%82%D0%BE%D0%BB%D1%8C%D0%BA%D0%BE%20%D0%B4%D0%BB%D1%8F%20%D0%BD%D0%B5%D0%BA%D0%BE%D0%BC%D0%BC%D0%B5%D1%80%D1%87%D0%B5%D1%81%D0%BA%D0%BE%D0%B3%D0%BE%20%D0%B8%D1%81%D0%BF%D0%BE%D0%BB%D1%8C%D0%B7%D0%BE%D0%B2%D0%B0%D0%BD%D0%B8%D1%8F\/\" target=\"_blank\">daleko v\u00edce zat\u011b\u017euj\u00edc\u00ed obchodn\u00ed<\/a><\/noindex>.<\/p>\n<h2><noindex><a rel=\"nofollow\" href=\"#contents\" class=\"right paragraph tooltip\" data-tooltip=\"\u0412\u0435\u0440\u043d\u0443\u0442\u044c\u0441\u044f \u043a \u043e\u0433\u043b\u0430\u0432\u043b\u0435\u043d\u0438\u044e\">\u2b07<\/a><\/noindex><noindex><a rel=\"nofollow\" name=\"\u0422\u0440\u0430\u0432\u0430 \u043d\u0435 \u0434\u043e\u0432\u0435\u0434\u0451\u0442 \u0434\u043e \u0434\u043e\u0431\u0440\u0430\" href=\"#\u0422\u0440\u0430\u0432\u0430 \u043d\u0435 \u0434\u043e\u0432\u0435\u0434\u0451\u0442 \u0434\u043e \u0434\u043e\u0431\u0440\u0430\" class=\"right paragraph tooltip\" data-tooltip=\"\u0421\u0441\u044b\u043b\u043a\u0430 \u043d\u0430 \u044d\u0442\u0443 \u0433\u043b\u0430\u0432\u0443\">#<\/a><\/noindex>Tr\u00e1va k dobr\u00e9mu nepovede<\/h2>\n<p>Kr\u00e1tce pot\u00e9 se komunita shodla na tom, \u017ee <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/web.archive.org\/web\/20240617011822\/https:\/medium.com\/@codingdudecom\/sd3-license-9377f5dcfe57\" target=\"_blank\">Stable Diffusion 3 \u2014 to nen\u00ed Open Source<\/a><\/noindex>. V podstat\u011b vyhl\u00e1silo bojkot v\u00fdvoj\u00e1\u0159sk\u00e9 spole\u010dnosti, necht\u011blo ztr\u00e1cet \u010das a s\u00edly na dolad\u011bn\u00ed o\u010dividn\u011b nedokonal\u00e9ho a zpackan\u00e9ho modelu \u2014 s v\u011bdom\u00edm, \u017ee Stability AI m\u016f\u017ee kdykoliv na z\u00e1klad\u011b nejmen\u0161\u00ed n\u00e1lady sv\u00fdch medi\u00e1ln\u00edch mana\u017eer\u016f vz\u00edt a odvolat licenci, kter\u00e1 byla d\u0159\u00edve ud\u011blena konkr\u00e9tn\u00edmu nad\u0161enci, realizuj\u00edc\u00edmu takov\u00e9 dolad\u011bn\u00ed. Licen\u010dn\u00ed smlouva byla formulov\u00e1na tak, \u017ee u t\u011bch, kte\u0159\u00ed ji studuj\u00ed, vznik\u00e1 dojem, \u017ee po odvol\u00e1n\u00ed povolen\u00ed k obchodn\u00edmu vyu\u017eit\u00ed SD3M bude b\u00fdval\u00fd p\u0159\u00edjemce povinen odstranit v\u0161echny j\u00edm vytvo\u0159en\u00e9 deriv\u00e1ty z n\u011bj ud\u011blen\u00e9 intelektu\u00e1ln\u00ed vlastnosti, v\u010detn\u011b jak samotn\u00fdch dolad\u011bn\u00fdch model\u016f (LoRA, textov\u00e9 inverze, cel\u00e9 checkpointy), tak jejich deriv\u00e1t\u016f (citace: \u201ePo ukon\u010den\u00ed t\u00e9to smlouvy mus\u00edte smazat a p\u0159estat pou\u017e\u00edvat jak\u00e9koli softwarov\u00e9 produkty nebo derivativn\u00ed d\u00edla\u201c) \u2014 tj. plody pr\u00e1ce ji\u017e jin\u00fdch lid\u00ed, kte\u0159\u00ed tyto derivovan\u00e9 modely pou\u017eili jako v\u00fdchoz\u00ed bod pro svoji vlastn\u00ed pr\u00e1ci; p\u0159i\u010dem\u017e \u017e\u00e1dn\u00fdm zp\u016fsobem ani nik\u00fdm nebyly zaplaceny, byly vytvo\u0159eny na \u010dist\u00e9m nad\u0161en\u00ed.<\/p>\n<p>Kr\u00e1tce pot\u00e9, co vlna pobou\u0159en\u00ed ohledn\u011b tohoto dos\u00e1hla stratosf\u00e9rick\u00fdch v\u00fd\u0161in, se za\u010daly objevovat zpr\u00e1vy i od profesn\u00edch pr\u00e1vn\u00edk\u016f, <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/www.reddit.com\/r\/StableDiffusion\/comments\/1dh9buc\/to_all_the_people_misunderstanding_the_tos\/\" target=\"_blank\">\u017ee to nen\u00ed tak \u0161patn\u00e9<\/a><\/noindex> A \u017ee odvol\u00e1n\u00ed se z\u00e1kazem dal\u0161\u00edho vyu\u017e\u00edv\u00e1n\u00ed by m\u011blo de facto odkazovat pouze na jist\u00e9 pomocn\u00e9 produkty se zav\u0159en\u00fdm k\u00f3dem, kter\u00e9 Stability AI p\u0159ed\u00e1 komer\u010dn\u00edmu u\u017eivateli (\u0159ekn\u011bme, pro urychlen\u00ed a optimalizaci onoho dolad\u011bn\u00ed SD3M), \u2014 av\u0161ak kone\u010dn\u00e1 vysv\u011btlen\u00ed k tomu samotn\u00e1 spole\u010dnost zat\u00edm neposkytla. A s\u00e1m fakt takov\u00e9ho t\u00ed\u017eiv\u00e9ho ticha ji\u017e t\u0159i t\u00fddny (v dob\u011b psan\u00ed tohoto \u010dl\u00e1nku) od okam\u017eiku, kdy se \u201etrojka\u201c dostala do ve\u0159ejn\u00e9ho prostoru, po\u0161kozuje reputaci v\u00fdvoj\u00e1\u0159e mnohem v\u00edce ne\u017e tr\u00e1va \u2014 generovan\u00fdm jeho d\u00edlem d\u00edvk\u00e1m.<\/p>\n<p> <img decoding=\"async\" alt=\"Nov\u00fd \u010dl\u00e1nek: Praktikum o AI malov\u00e1n\u00ed, \u010d\u00e1st dev\u00e1t\u00e1: SD3M \u2014 &quot;trojka&quot; na trojku.\" src=\"\/wp-content\/uploads\/2024\/07\/e53e339b46f64e7937a8cfda36089883.jpg\" style=\"display:block;margin: 0 auto;\" \/>   <\/p>\n<p>Pokud jde o proslulou tr\u00e1vu, kter\u00e1 se doslova b\u011bhem n\u011bkolika hodin stala memem <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/huggingface.co\/stabilityai\/stable-diffusion-3-medium\/discussions\/89\" target=\"_blank\">nejprve na Hugging Face<\/a><\/noindex>, a po tom i prakticky na v\u0161ech v\u00edce \u010di m\u00e9n\u011b relevantn\u00edch platform\u00e1ch v s\u00edti se uk\u00e1zalo, \u017ee p\u0159\u00edtomnost fr\u00e1ze jako &laquo;a girl lying on the grass&raquo; vede k objeven\u00ed v v\u00fdsledk\u00e1ch &laquo;trojky&raquo; nejen halucinac\u00ed, ale hr\u016fzostra\u0161n\u00fdch v\u00fdtvor\u016f nemocn\u00e9 &mdash; v l\u00e9ka\u0159sk\u00e9m smyslu &mdash; fantazie um\u011blc\u016f a filma\u0159\u016f specializuj\u00edc\u00edch se na body horror (zakl\u00edn\u00e1me, pokud je v\u00e1m rozum a \u017eivot drah\u00fd, &mdash; dr\u017ete se od podobn\u00e9ho d\u00e1l a ani se nepokou\u0161ejte zad\u00e1vat tuto fr\u00e1zi do vyhled\u00e1va\u010de obr\u00e1zk\u016f se zak\u00e1zan\u00fdm bezpe\u010dnostn\u00edm filtrem). P\u0159itom obr\u00e1zky stoj\u00edc\u00edch &mdash; a trochu m\u00e9n\u011b sed\u00edc\u00edch &mdash; lid\u00ed zvl\u00e1d\u00e1 &laquo;trojka&raquo; na d\u016fv\u011bryhodnou \u010dty\u0159ku s plusov\u00fdmi body, a portr\u00e9ty n\u011bkdy vych\u00e1zej\u00ed dokonce bezchybn\u00e9; alespo\u0148 nehor\u0161\u00ed ne\u017e u z\u00e1kladn\u00edho modelu SDXL 1.0, &mdash; probl\u00e9m je v n\u011bjak\u00e9m vnit\u0159n\u00edm tabu na horizont\u00e1ln\u00ed polohu lidsk\u00e9ho t\u011bla.<\/p>\n<p>Soud\u011b podle koment\u00e1\u0159e Emada Mostaka, zakladatele a b\u00fdval\u00e9ho (do b\u0159ezna 2024) \u0161\u00e9fa Stability AI, kter\u00fd opustil spole\u010dnost, aby <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/3dnews.ru\/1102181\/glava-stability-ai-emad-mostak-ushyol-v-otstavku\" target=\"_blank\">&laquo;v\u011bnovat se decentralizovan\u00fdm projekt\u016fm v oblasti um\u011bl\u00e9 inteligence&raquo;<\/a><\/noindex>, hrub\u00e9 n\u00e1sil\u00ed na SD3M p\u0159\u00edmo v p\u0159edve\u010der otev\u0159en\u00ed jej\u00edch vah pro omezen\u00e9 nekomer\u010dn\u00ed vyu\u017eit\u00ed (API v\u011bt\u0161\u00edho modelu SD3 8B pro online generaci, p\u0159ipom\u00edn\u00e1me, <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/venturebeat.com\/ai\/stable-diffusion-3-api-now-available-as-stable-assist-effort-looms\/\" target=\"_blank\">je dostupn\u00e9 p\u0159es partnersk\u00e9 weby ji\u017e od dubna<\/a><\/noindex>, ale jej\u00ed v\u00e1hy z\u016fst\u00e1vaj\u00ed skryt\u00e9) se stalo d\u016fsledkem snahy sou\u010dasn\u00e9ho veden\u00ed o bezpe\u010dnost &mdash; <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/www.reddit.com\/r\/StableDiffusion\/comments\/1dg70te\/emads_thoughts_on_stable_diffusion_3_medium\/\" target=\"_blank\">&laquo;v souvislosti s regula\u010dn\u00edmi z\u00e1vazky&raquo;<\/a><\/noindex>, formulovan\u00fdmi ji\u017e v b\u0159eznu tohoto roku jako <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/stability.ai\/use-policy\" target=\"_blank\">Acceptable Use Policy<\/a><\/noindex>. Pr\u00e1v\u011b v r\u00e1mci t\u00e9to politiky s vyu\u017eit\u00edm generativn\u00edho modelu SD3M u\u017eivatel\u016fm nen\u00ed dovoleno &laquo;prov\u00e1d\u011bt, propagovat, usnad\u0148ovat, podporovat, pl\u00e1novat, podn\u011bcovat ani napom\u00e1hat dal\u0161\u00edmu n\u00e1sil\u00ed, terorismu nebo vytv\u00e1\u0159en\u00ed obsahu, kter\u00fd vyvol\u00e1v\u00e1 nen\u00e1vist, je diskrimina\u010dn\u00ed nebo ohro\u017euje chr\u00e1n\u011bnou skupinu osob (a\u0165 u\u017e podle pohlav\u00ed, etnick\u00e9ho p\u016fvodu, sexu\u00e1ln\u00ed identity nebo orientace, n\u00e1bo\u017eenstv\u00ed \u010di jin\u00fdch)&raquo;, &mdash; tak\u017ee \u017e\u00e1dn\u00e9 obr\u00e1zky pand v tom, v \u010dem je matka porodila, bojuj\u00edc\u00edch s zu\u0159iv\u00fdmi draky! Pouze ko\u010di\u010dky v vtipn\u00fdch klobouc\u00edch, psi v roztomil\u00fdch bund\u00e1ch, lahve s nezn\u00e1m\u00fdm obsahem a \u010derstv\u00e9, p\u0159\u00edmo z trouby, su\u0161enky!<\/p>\n<p>Pokud jde o techniku, mo\u017en\u00e1 spo\u010d\u00edvalo omezen\u00ed modelu v tom, \u017ee z tr\u00e9ninkov\u00e9ho datasetu byly jednodu\u0161e vylou\u010deny obr\u00e1zky s le\u017e\u00edc\u00edmi lidmi a jin\u00e9 obr\u00e1zky, kter\u00e9 n\u011bjak\u00fdm zp\u016fsobem nazna\u010dovaly nevhodnou interpretaci, a proto nyn\u00ed \u201etrojka\u201c jednodu\u0161e \u201enech\u00e1pe\u201c v\u00fdznam slova \u201ele\u017eet\u201c. A nebo aktualizovan\u00e1 architektura SD3 umo\u017enila dostate\u010dn\u011b bezpe\u010dn\u011b identifikovat v\u00e1hy na perceptronech, kter\u00e9 se aktivovaly b\u011bhem generov\u00e1n\u00ed \u201enebezpe\u010dn\u00fdch\u201c obr\u00e1zk\u016f, a tyto v\u00e1hy byly p\u0159\u00edmo p\u0159ed uvoln\u011bn\u00edm selektivn\u011b nulov\u00e1ny, co\u017e vedlo k \u201enucen\u00e9mu halucinov\u00e1n\u00ed\u201c. Mo\u017en\u00e1, <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/www.reddit.com\/r\/StableDiffusion\/comments\/1dh73j6\/sd3_is_an_amazing_model_but_it_was_destroyed_not\/\" target=\"_blank\">to u\u017e lze p\u0159irovnat k lobotomii<\/a><\/noindex>: k\u00f3dova\u010d spr\u00e1vn\u011b p\u0159ev\u00e1d\u00ed text na tokeny, ale v \u201ebezpe\u010dn\u00e9m\u201c latentn\u00edm prostoru tyto tokeny u\u017e na nic konkr\u00e9tn\u00edho neukazuj\u00ed, a proto se v\u00fdsledn\u00e9 pixely na obr\u00e1zku um\u00eds\u0165uj\u00ed vlastn\u011b n\u00e1hodn\u011b.<\/p>\n<p> <img decoding=\"async\" alt=\"Nov\u00fd \u010dl\u00e1nek: Praktikum o AI malov\u00e1n\u00ed, \u010d\u00e1st dev\u00e1t\u00e1: SD3M \u2014 &quot;trojka&quot; na trojku.\" src=\"\/wp-content\/uploads\/2024\/07\/1f0934d019881a277894fb149f7f5b7b.jpg\" style=\"display:block;margin: 0 auto;\" \/>   <\/p>\n<p>Vzhledem k dostupnosti API pln\u011b funk\u010dn\u00edho, ale uzav\u0159en\u00e9ho modelu SD3 8B ji\u017e n\u011bkolik m\u011bs\u00edc\u016f a energick\u00fdm uji\u0161t\u011bn\u00edm medi\u00e1ln\u00edch mana\u017eer\u016f Stability AI, \u017ee \u201ekompaktn\u011b zhu\u0161t\u011bn\u00e1\u201c 2B <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/www.magicflow.ai\/insights\/read\/sd3-large-vs-sd3-medium\" target=\"_blank\">bude t\u00e9m\u011b\u0159 stejn\u011b kvalitn\u00ed co do vn\u00edm\u00e1n\u00ed textu a generov\u00e1n\u00ed obr\u00e1zk\u016f,<\/a><\/noindex>, nad\u0161enci AI kreslen\u00ed p\u0159iv\u00edtali zve\u0159ejn\u011bn\u00ed v\u00e1h SD3M 12. \u010dervna s velk\u00fdm nad\u0161en\u00edm: <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/web.archive.org\/web\/20240627191838\/https:\/medium.com\/@kagglepro.llc\/people-are-crazy-for-stable-diffusion-3-medium-2-7m-downloads-in-24-hours-ec56ec62ab61\" target=\"_blank\">b\u011bhem prvn\u00edch 24 hodin byl model sta\u017een 2,7 milionkr\u00e1t<\/a><\/noindex>. V tuto chv\u00edli je st\u00e1le mo\u017en\u00e9 ji z\u00edskat, i kdy\u017e pon\u011bkud v\u00edce krkolomn\u011b ne\u017e je obvykl\u00e9 pro checkpointy SDXL a SD 1.5. Vlastn\u011b b\u011b\u017en\u00e1 cesta je obr\u00e1tit se na web Civitai, odkud v\u011bt\u0161ina model\u016f je stahov\u00e1na bez registrace, ale od 17. \u010dervna a\u017e do okam\u017eiku p\u0159ed\u00e1n\u00ed tohoto \u010dl\u00e1nku do sazby byla v\u011bnovan\u00e1 str\u00e1nka \u201etrojce\u201c tohoto webu <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/civitai.com\/articles\/5732\" target=\"_blank\">v do\u010dasn\u00e9m z\u00e1kazu<\/a><\/noindex>. A d\u016fvod je jedin\u00fd: obchodn\u00ed licence na SD3M je naps\u00e1na tak nevzhledn\u00fdm jazykem, \u017ee i pr\u00e1vn\u00edci Civitai si vzali \u010das na jej\u00ed podrobn\u011bj\u0161\u00ed studium. V\u017edy\u0165 pokud n\u011bjak\u00fd nad\u0161enec natr\u00e9nuje na sv\u00e9m PC LoRA pro \u201etrojku\u201c a zve\u0159ejn\u00ed ji na Civitai, a Stability AI n\u00e1hle usoud\u00ed, \u017ee v\u00fdsledek nen\u00ed vhodn\u00fd, a odvol\u00e1 doty\u010dn\u00e9mu licenci, jak v takov\u00e9m p\u0159\u00edpad\u011b m\u00e1 postupovat hostingov\u00fd web? V\u017edy\u0165 on nejen\u017ee na sv\u00e9m webu umis\u0165uje checkpointy, pomocn\u00e9 cyklogramy a modely, ale tak\u00e9 poskytuje n\u00e1v\u0161t\u011bvn\u00edk\u016fm mo\u017enost cloudov\u00e9ho generov\u00e1n\u00ed obr\u00e1zk\u016f a tr\u00e9nov\u00e1n\u00ed t\u011bchto LoRA, textov\u00fdch inverz\u00ed atd. Obecn\u011b plat\u00ed, \u017ee zat\u00edmco soud a v\u011bc jsou na po\u0159adu, lze vz\u00edt soubory samotn\u00e9ho modelu a t\u0159\u00ed p\u0159evodn\u00edk\u016f textu na tokeny, kter\u00e9 jsou s n\u00edm dod\u00e1v\u00e1ny, pouze. <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/huggingface.co\/stabilityai\/stable-diffusion-3-medium\" target=\"_blank\">z vlastn\u00ed str\u00e1nky Stability AI na port\u00e1lu Hugging Face<\/a><\/noindex>.<\/p>\n<h2><noindex><a rel=\"nofollow\" href=\"#contents\" class=\"right paragraph tooltip\" data-tooltip=\"\u0412\u0435\u0440\u043d\u0443\u0442\u044c\u0441\u044f \u043a \u043e\u0433\u043b\u0430\u0432\u043b\u0435\u043d\u0438\u044e\">\u2b07<\/a><\/noindex><noindex><a rel=\"nofollow\" name=\"\u0411\u0443\u0434\u0435\u043c\u0442\u0435 \u043f\u0440\u0438\u0441\u0442\u0443\u043f\u0430\u0442\u044c\" href=\"#\u0411\u0443\u0434\u0435\u043c\u0442\u0435 \u043f\u0440\u0438\u0441\u0442\u0443\u043f\u0430\u0442\u044c\" class=\"right paragraph tooltip\" data-tooltip=\"\u0421\u0441\u044b\u043b\u043a\u0430 \u043d\u0430 \u044d\u0442\u0443 \u0433\u043b\u0430\u0432\u0443\">#<\/a><\/noindex>Za\u010dn\u011bme<\/h2>\n<p>Pravda, je tu nuance: abyste z\u00edskali p\u0159\u00edstup k odkazu na sta\u017een\u00ed, mus\u00edte se zaregistrovat na webu a pot\u00e9 potvrdit p\u0159ijet\u00ed takzvan\u00e9 drakonick\u00e9 licen\u010dn\u00ed smlouvy \u2013 nicm\u00e9n\u011b, je tento proces zdarma a z Ruska je zcela dostupn\u00fd. Celkem jsou k dispozici \u010dty\u0159i varianty modeli (models) a \u010dty\u0159i p\u0159evodn\u00edky textov\u00fdch pokyn\u016f na tokeny (encoders), plus t\u0159i referen\u010dn\u00ed cyklogramy pro prov\u00e1d\u011bn\u00ed v pracovn\u00edm prost\u0159ed\u00ed ComfyUI. <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/3dnews.ru\/1092347\" target=\"_blank\">o kter\u00e9m jsme u\u017e jednou hovo\u0159ili<\/a><\/noindex>:<\/p>\n<p>modely:<\/p>\n<ul>\n<li>sd3_medium.safetensors<\/li>\n<li>sd3_medium_incl_clips.safetensors<\/li>\n<li>sd3_medium_incl_clips_t5xxlfp8.safetensors<\/li>\n<li>sd3_medium_incl_clips_t5xxlfp16.safetensors<\/li>\n<\/ul>\n<p>k\u00f3dova\u010de:<\/p>\n<ul>\n<li>clip_g.safetensors<\/li>\n<li>clip_l.safetensors<\/li>\n<li>t5xxl_fp8_e4m3fn.safetensors<\/li>\n<li>t5xxl_fp16.safetensors<\/li>\n<\/ul>\n<p>cyklogramy:<\/p>\n<ul>\n<li>sd3_medium_example_workflow_basic.json<\/li>\n<li>sd3_medium_example_workflow_multi_prompt.json<\/li>\n<li>sd3_medium_example_workflow_upscaling.json<\/li>\n<\/ul>\n<p>V r\u00e1mci t\u00e9to &laquo;D\u00edlny&raquo; se omez\u00edme na z\u00e1kladn\u00ed model sd3_medium.safetensors (4,2 GB), t\u0159i kod\u00e9ry \u2013 clip_g.safetensors (1,3 GB), clip_l.safetensors (234 MB) a t5xxl_fp8_e4m3fn.safetensors (4,7 GB), a tak\u00e9 cyklogram sd3_medium_example_workflow_multi_prompt.json. Je to t\u00edm, \u017ee na na\u0161em testovac\u00edm za\u0159\u00edzen\u00ed je nainstalov\u00e1na, p\u0159ipom\u00edn\u00e1me, grafick\u00e1 karta GeForce GTX 1070 s 8 GB video RAM, a do tohoto objemu se ve v\u011bt\u0161\u00ed modely se v\u0161emi integrovan\u00fdmi p\u0159evodn\u00edky nevejdou. U checkpoint\u016f zalo\u017een\u00fdch na SD 1.5 a SDXL jsou k\u00f3dova\u010de v\u00fdchoz\u00ed sou\u010d\u00e1st\u00ed hlavn\u00edho souboru, ale v tomto p\u0159\u00edpad\u011b t\u011bchto p\u0159evodn\u00edk\u016f nen\u00ed dva, ale t\u0159i, celkem na 6 GB, \u2013 spolu s modelem u\u017e to d\u00e1v\u00e1 v\u00edce ne\u017e 10 GB; a pokud vezmeme 16bitovou verzi kod\u00e9ru T5XXL, bude zapot\u0159eb\u00ed je\u0161t\u011b v\u00fdkonn\u011bj\u0161\u00ed grafick\u00e9 karty. V p\u0159\u00edpad\u011b, \u017ee se nejprve do video pam\u011bti na\u010dtou p\u0159evodn\u00edky textu na tokeny a a\u017e pot\u00e9 pracuj\u00edc\u00ed s t\u011bmito tokeny model, bude mo\u017en\u00e9 si vysta\u010dit i se 6GB grafick\u00fdm adapt\u00e9rem. Z tohoto pohledu modul\u00e1rn\u00ed &laquo;trojka&raquo; bezesporu por\u00e1\u017e\u00ed typick\u00fd SDXL checkpoint s 5-7 GB.<\/p>\n<p>SD3M je model zalo\u017een\u00fd na multimod\u00e1ln\u00edch difuzn\u00edch transformerech (<noindex><a rel=\"nofollow noopener\" href=\"https:\/\/encord.com\/blog\/stable-diffusion-3-text-to-image-model\/\" target=\"_blank\">Multimodal Diffusion Transformer, MMDiT<\/a><\/noindex>) \u2013 a t\u00edm se z\u00e1sadn\u011b li\u0161\u00ed od d\u0159\u00edv\u011bj\u0161\u00edch v\u00fdvoj\u016f Stability AI (a nejen od n\u00ed), kter\u00e9 se op\u00edraj\u00ed o <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/arxiv.org\/abs\/1505.04597\" target=\"_blank\">architekturu U-Net, navr\u017eenou ji\u017e v roce 2015.<\/a><\/noindex> &laquo;D\u00edlna&raquo; \u2013 nen\u00ed m\u00edstem pro detailn\u00ed studium rozd\u00edl\u016f mezi t\u011bmito p\u0159\u00edstupy k generov\u00e1n\u00ed obr\u00e1zk\u016f pomoc\u00ed AI; \u0159ekn\u011bme jen, \u017ee <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/www.reddit.com\/r\/StableDiffusion\/comments\/1dfxdgx\/be_sure_to_check_out_updated_safety_policies\/\" target=\"_blank\">MMDiT zaji\u0161\u0165uje vy\u0161\u0161\u00ed v\u00fdkon modelu<\/a><\/noindex>, jej\u00ed schopnost pracovat s v\u011bt\u0161\u00edm po\u010dtem token\u016f (co\u017e na druhou stranu umo\u017e\u0148uje oper\u00e1torovi formulovat velmi rozs\u00e1hl\u00e9 textov\u00e9 pokyny, a syst\u00e9mu to umo\u017e\u0148uje dostate\u010dn\u011b p\u0159esn\u011b je dodr\u017eovat), a tak\u00e9 lep\u0161\u00ed kvalita v\u00fdsledn\u00fdch obraz\u016f. Plnohodnotn\u00e1 SD3 8B je schopna generovat obr\u00e1zky na pl\u00e1tn\u011b v 4 MP (2048&times;2048 bod\u016f), a tak\u00e9 <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/web.archive.org\/web\/20240624113509\/https:\/www.analyticsvidhya.com\/blog\/2024\/06\/stable-diffusion-3\/\" target=\"_blank\">p\u0159ed\u010d\u00ed DALL-E 3, Midjourney v6 a Ideogram v1<\/a><\/noindex> v takov\u00fdch aspektech, jako je reprodukce textu na obr\u00e1zku, p\u0159esnost shody z\u00edskan\u00e9ho obr\u00e1zku s textov\u00fdm pokynem a celkov\u00e1 vizu\u00e1ln\u00ed estetika. P\u0159eveden\u00ed textu na vektor token\u016f se zde prov\u00e1d\u00ed rovnou t\u0159emi enkod\u00e9ry (<noindex><a rel=\"nofollow noopener\" href=\"https:\/\/www.reddit.com\/r\/StableDiffusion\/comments\/15ggn9w\/sdxl_mini_study_clip_g_vs_clip_l_best_prompting\/\" target=\"_blank\">dva modely CLIP<\/a><\/noindex> a jeden T5-XXL \u2013 &laquo;T5&raquo; mimochodem od <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/github.com\/google-research\/text-to-text-transfer-transformer\" target=\"_blank\">Text-To-Text Transfer Transformer<\/a><\/noindex>) &mdash; a krom\u011b toho se v\u016fbec nemus\u00ed \u0159\u00eddit stejnou v\u00fdzvou.<\/p>\n<p> <img decoding=\"async\" alt=\"Nov\u00fd \u010dl\u00e1nek: Praktikum o AI malov\u00e1n\u00ed, \u010d\u00e1st dev\u00e1t\u00e1: SD3M \u2014 &quot;trojka&quot; na trojku.\" src=\"\/wp-content\/uploads\/2024\/07\/a9bfa3200224f112e84866937cef853e.jpg\" style=\"display:block;margin: 0 auto;\" \/>   <\/p>\n<p>Ale dost \u00favod\u016f: poj\u010fme se zam\u011b\u0159it na to, \u010demu se v\u011bnuje &laquo;D\u00edlna&raquo;, &mdash; na generov\u00e1n\u00ed obraz\u016f na z\u00e1klad\u011b modelu SD3M. Pou\u017eijeme k tomu, jak ji\u017e bylo zm\u00edn\u011bno, pracovn\u00ed prost\u0159ed\u00ed ComfyUI, kter\u00e9 si m\u016f\u017eete st\u00e1hnout. <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/github.com\/comfyanonymous\/ComfyUI\/releases\/download\/latest\/ComfyUI_windows_portable_nvidia_cu121_or_cpu.7z\" target=\"_blank\">p\u0159es p\u0159\u00edm\u00fd odkaz z GitHubu<\/a><\/noindex>. Zd\u016fraz\u0148ujeme, \u017ee tato varianta &mdash; je ur\u010dena pouze pro v\u00fdkonn\u00e9 grafick\u00e9 karty NVIDIA nebo p\u0159\u00edmo na procesorech AMD \u010di Intel (co\u017e bude samoz\u0159ejm\u011b mnohem pomalej\u0161\u00ed): majitel\u00e9 grafick\u00fdch karet AMD. <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/github.com\/comfyanonymous\/ComfyUI?tab=readme-ov-file#amd-gpus-linux-only\" target=\"_blank\">se nab\u00edz\u00ed \u0159e\u0161en\u00ed v podob\u011b bal\u00ed\u010dk\u016f <\/a><\/noindex>rocm a pytorch, kter\u00e9 lze nainstalovat p\u0159es spr\u00e1vce bal\u00ed\u010dk\u016f pip.<\/p>\n<p>Po dokon\u010den\u00ed instalace pracovn\u00edho prost\u0159ed\u00ed je t\u0159eba um\u00edstit sta\u017een\u00e9 soubory .safetensors: modely &mdash; do slo\u017eky ComfyUImodelscheckpoints, p\u0159evodn\u00edky textu na tokeny &mdash; do ComfyUImodelsclip. A &mdash; m\u016f\u017eete za\u010d\u00edt!<\/p>\n<h2><noindex><a rel=\"nofollow\" href=\"#contents\" class=\"right paragraph tooltip\" data-tooltip=\"\u0412\u0435\u0440\u043d\u0443\u0442\u044c\u0441\u044f \u043a \u043e\u0433\u043b\u0430\u0432\u043b\u0435\u043d\u0438\u044e\">\u2b07<\/a><\/noindex><noindex><a rel=\"nofollow\" name=\"\u0412\u0440\u0435\u043c\u044f \u0443\u0441\u043a\u043e\u0440\u0438\u0442\u044c\u0441\u044f\" href=\"#\u0412\u0440\u0435\u043c\u044f \u0443\u0441\u043a\u043e\u0440\u0438\u0442\u044c\u0441\u044f\" class=\"right paragraph tooltip\" data-tooltip=\"\u0421\u0441\u044b\u043b\u043a\u0430 \u043d\u0430 \u044d\u0442\u0443 \u0433\u043b\u0430\u0432\u0443\">#<\/a><\/noindex>Je \u010das zrychlit<\/h2>\n<p>Zaslou\u017e\u00ed zm\u00ednku, \u017ee AUTOMATIC1111, dob\u0159e zn\u00e1m\u00e1 \u010dten\u00e1\u0159\u016fm p\u0159edchoz\u00edch &laquo;D\u00edlen&raquo; na t\u00e9ma AI-malov\u00e1n\u00ed, tak\u00e9 do konce \u010dervna. <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/www.reddit.com\/r\/StableDiffusion\/comments\/1dqm3up\/a1111_extends_sd_30_support_long_prompts_img2img\/\" target=\"_blank\">dostalo mo\u017enost vykon\u00e1vat SD3M<\/a><\/noindex>, nicm\u00e9n\u011b v ComfyUI je podpora nov\u00e9ho modelu zat\u00edm nej\u00fapln\u011bj\u0161\u00ed. Nen\u00ed divu &mdash; v\u017edy\u0165 a\u017e do ned\u00e1vn\u00e9 doby autor &laquo;nudlov\u00e9ho monstra&raquo;, zn\u00e1m\u00fd ve spole\u010denstv\u00ed nad\u0161enc\u016f pod p\u0159ezd\u00edvkou ComfyAnonimous, nebo jednodu\u0161e Comfy, <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/www.reddit.com\/r\/StableDiffusion\/comments\/1dhd7vz\/the_developer_of_comfy_who_also_helped_train_some\/\" target=\"_blank\">zam\u011bstnancem Stability AI<\/a><\/noindex>, kde pracoval, mimo jin\u00e9, na firemn\u00edm pracovn\u00edm prost\u0159ed\u00ed, kter\u00e9 pou\u017e\u00edvaj\u00ed sami v\u00fdvoj\u00e1\u0159i. Jak uvid\u00edme pozd\u011bji, nejnov\u011bj\u0161\u00ed verze ComfyUI skute\u010dn\u011b sv\u011bd\u010d\u00ed o tom, \u017ee jej\u00ed autor m\u00e1 ur\u010dit\u00e9 poznatky o tom, jak je tento kontroverzn\u00ed model navr\u017een a funguje, &mdash; poznatky, kter\u00fdmi se tv\u016frci jin\u00fdch pracovn\u00edch prost\u0159ed\u00ed pro lok\u00e1ln\u00ed prov\u00e1d\u011bn\u00ed Stable Diffusion 3 Medium z pochopiteln\u00fdch d\u016fvod\u016f nemohou chlubit.<\/p>\n<p> <img decoding=\"async\" alt=\"Nov\u00fd \u010dl\u00e1nek: Praktikum o AI malov\u00e1n\u00ed, \u010d\u00e1st dev\u00e1t\u00e1: SD3M \u2014 &quot;trojka&quot; na trojku.\" src=\"\/wp-content\/uploads\/2024\/07\/2669896e3352c37430ebaab481906bcb.jpg\" style=\"display:block;margin: 0 auto;\" \/>   <\/p>\n<p>Nainstalovat ComfyUI v p\u0159enosn\u00e9 verzi pro Windows je velmi jednoduch\u00e9: po sta\u017een\u00ed p\u0159\u00edslu\u0161n\u00e9ho ZIP archivu <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/github.com\/comfyanonymous\/ComfyUI\" target=\"_blank\">z ofici\u00e1ln\u00ed str\u00e1nky projektu<\/a><\/noindex> Sta\u010d\u00ed ho rozbalit do jak\u00e9hokoli pohodln\u00e9ho adres\u00e1\u0159e; samoz\u0159ejm\u011b je lep\u0161\u00ed, kdy\u017e je to na logick\u00e9m odd\u00edlu zalo\u017een\u00e9m na SSD, a ne na HDD, proto\u017ee v\u00fdm\u011bna mezi \u00falo\u017ei\u0161t\u011bm a pam\u011bt\u00ed s ohledem na nadch\u00e1zej\u00edc\u00ed cykly nahr\u00e1v\u00e1n\u00ed a stahov\u00e1n\u00ed model\u016f, i pro generaci jedin\u00e9ho obr\u00e1zku (prost\u0159ed\u00ed bude nejprve muset um\u00edstit do videoRAM p\u0159evodn\u00edky textu na tokeny, pot\u00e9 vy\u010distit video pam\u011b\u0165 a nahr\u00e1t p\u0159\u00edmo SD3M), se o\u010dek\u00e1v\u00e1 t\u00edm v\u00edce n\u00e1ro\u010dn\u00e1, \u010d\u00edm m\u00e9n\u011b video pam\u011bti m\u00e1 tento po\u010d\u00edta\u010d k dispozici. Mimochodem, p\u0159enosn\u00e1 instalace je tak\u00e9 skv\u011bl\u00e1 svou naprostou nez\u00e1vislost\u00ed: nic \u2013 krom\u011b objemu voln\u00e9ho m\u00edsta na logick\u00e9m disku \u2013 nebr\u00e1n\u00ed rozbalit lok\u00e1ln\u011b kolik kopi\u00ed ComfyUI, abyste si mohli pln\u011b experimentovat s r\u016fzn\u00fdmi roz\u0161\u00ed\u0159en\u00edmi, ani\u017e byste se ob\u00e1vali naru\u0161en\u00ed ji\u017e vylad\u011bn\u00e9ho a dob\u0159e funguj\u00edc\u00edho syst\u00e9mu.<\/p>\n<p> <img decoding=\"async\" alt=\"Nov\u00fd \u010dl\u00e1nek: Praktikum o AI malov\u00e1n\u00ed, \u010d\u00e1st dev\u00e1t\u00e1: SD3M \u2014 &quot;trojka&quot; na trojku.\" src=\"\/wp-content\/uploads\/2024\/07\/0671a04c36800d157d2cfa746883ac20.jpg\" style=\"display:block;margin: 0 auto;\" \/>   <\/p>\n<p>Pot\u00e9, co se ujist\u00edte, \u017ee soubor hlavn\u00edho modelu SD3M bez vestav\u011bn\u00fdch p\u0159evodn\u00edk\u016f textu na tokeny (soubor stableDiffusion3SD3_sd3Medium.safetensors, 4,2 GB) je um\u00edst\u011bn v podadres\u00e1\u0159i checkpoints (v na\u0161em testovac\u00edm nastaven\u00ed je cel\u00e1 cesta \u2013 C:Fun-n-GamesComfyUI-SD3ComfyUImodelscheckpoints), a v\u0161echny t\u0159i modely p\u0159evodn\u00edk\u016f (soubory stableDiffusion3SD3_textEncoderClipG.safetensors, stableDiffusion3SD3_textEncoderClipL.safetensors a stableDiffusion3SD3_textEncoderT5E4m3fn.safetensors; 1,3 GB, 234 MB a 4,7 GB odpov\u00eddaj\u00edc\u00edm zp\u016fsobem) \u2013 jsou v podadres\u00e1\u0159i clip (C:Fun-n-GamesComfyUI-SD3ComfyUImodelsclip), m\u016f\u017eete spustit pracovn\u00ed prost\u0159ed\u00ed dvojit\u00fdm kliknut\u00edm na soubor run_nvidia_gpu.bat v ko\u0159enov\u00e9m adres\u00e1\u0159i (v na\u0161em p\u0159\u00edpad\u011b C:Fun-n-GamesComfyUI-SD3). Po spu\u0161t\u011bn\u00ed serveru se v okn\u011b p\u0159\u00edkazov\u00e9ho \u0159\u00e1dku Windows automaticky (to p\u0159edpokl\u00e1daj\u00ed nastaven\u00ed BAT souboru) otev\u0159e nov\u00e1 karta v v\u00fdchoz\u00edm prohl\u00ed\u017ee\u010di, kde bude na adrese 127.0.0.1\/8188 dostupn\u00e9 webov\u00e9 rozhran\u00ed. <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/3dnews.ru\/1092347\" target=\"_blank\">u\u017e jsme zkrocili d\u0159\u00edve<\/a><\/noindex> (a\u010dkoliv jen v prvn\u00edm p\u0159ibl\u00ed\u017een\u00ed) \u201epasta monstra\u201c.<\/p>\n<p> <img decoding=\"async\" alt=\"Nov\u00fd \u010dl\u00e1nek: Praktikum o AI malov\u00e1n\u00ed, \u010d\u00e1st dev\u00e1t\u00e1: SD3M \u2014 &quot;trojka&quot; na trojku.\" src=\"\/wp-content\/uploads\/2024\/07\/202322cae5a7c133b30b248bf563f4b4.jpg\" style=\"display:block;margin: 0 auto;\" \/>   <\/p>\n<p>V z\u00e1sad\u011b, pokud m\u00e1te k dispozici nov\u011bj\u0161\u00ed grafickou kartu NVIDIA (generace RTX, nikoli GTX, i kdy\u017e jen s 6 GB video RAM), m\u016f\u017eete ihned nahr\u00e1t do pracovn\u00edho prost\u0159ed\u00ed referen\u010dn\u00ed cyklogram od samotn\u00e9ho ComfyAnonimous, o kter\u00e9m jsme ji\u017e d\u0159\u00edve mluvili, \u2014 soubor comfy_example_workflows_sd3_medium_example_workflow_multi_prompt.json s n\u011bkolika okny pro vstup prompt\u016f, po jednom pro ka\u017ed\u00e9ho ze t\u0159\u00ed enkod\u00e9r\u016f, \u2014 a pracovat s n\u00edm. Pravda, nejprve bude t\u0159eba upravit \u010dty\u0159i n\u00e1zvy soubor\u016f model\u016f (v uzlech jejich na\u010d\u00edt\u00e1n\u00ed) tak, aby odpov\u00eddaly t\u011bm, kter\u00e9 m\u00e1te k dispozici. Autor referen\u010dn\u00edho cyklogramu evidentn\u011b pracoval na sv\u00e9m pracovn\u00ed m\u00edst\u011b (ve Stability AI, jak ji\u017e bylo zm\u00edn\u011bno) s m\u00edstn\u011b dostupn\u00fdmi soubory, kter\u00e9 m\u011bly trochu jin\u00e1 jm\u00e9na, tak\u017ee pokud stisknete tla\u010d\u00edtko \u201eQueue Prompt\u201c ve spart\u00e1nsk\u00e9m rozhran\u00ed ComfyUI hned po nahr\u00e1n\u00ed cyklogramu, pracovn\u00ed prost\u0159ed\u00ed zobraz\u00ed chybovou zpr\u00e1vu.<\/p>\n<h2><noindex><a rel=\"nofollow\" href=\"#contents\" class=\"right paragraph tooltip\" data-tooltip=\"\u0412\u0435\u0440\u043d\u0443\u0442\u044c\u0441\u044f \u043a \u043e\u0433\u043b\u0430\u0432\u043b\u0435\u043d\u0438\u044e\">\u2b07<\/a><\/noindex><noindex><a rel=\"nofollow\" name=\"\u0422\u0440\u0451\u0445\u043f\u043e\u043b\u044c\u0435 \u0434\u043b\u044f \u0418\u0418-\u0433\u0435\u043d\u0435\u0440\u0430\u0446\u0438\u0438\" href=\"#\u0422\u0440\u0451\u0445\u043f\u043e\u043b\u044c\u0435 \u0434\u043b\u044f \u0418\u0418-\u0433\u0435\u043d\u0435\u0440\u0430\u0446\u0438\u0438\" class=\"right paragraph tooltip\" data-tooltip=\"\u0421\u0441\u044b\u043b\u043a\u0430 \u043d\u0430 \u044d\u0442\u0443 \u0433\u043b\u0430\u0432\u0443\">#<\/a><\/noindex>Trojpol\u00ed pro AI generaci<\/h2>\n<p>Nicm\u00e9n\u011b, toto nen\u00ed obt\u00ed\u017en\u00e9 opravit: mnohem v\u00edce deprimuje skute\u010dnost, \u017ee n\u00e1mi dostupn\u00e1 veter\u00e1nsk\u00e1 GTX 1070 nesm\u00edrn\u011b pomalu zpracov\u00e1v\u00e1 SD3M \u2014 generov\u00e1n\u00ed obr\u00e1zku prob\u00edh\u00e1 rychlost\u00ed 27-30 sekund na ka\u017edou iteraci, a pokud vezmeme v \u00favahu, \u017ee parametr \u201eSteps\u201c v referen\u010dn\u00edm cyklogramu je nastaven na hodnotu \u201e28\u201c, \u010dasu se spot\u0159ebov\u00e1v\u00e1 nep\u0159im\u011b\u0159en\u011b mnoho. Proto provedeme malou optimalizaci \u2014 vyu\u017eijeme modul venv (<noindex><a rel=\"nofollow noopener\" href=\"https:\/\/docs.python.org\/3\/library\/venv.html\" target=\"_blank\">virtu\u00e1ln\u00ed prost\u0159ed\u00ed<\/a><\/noindex>, \u201evirtu\u00e1ln\u00edch prost\u0159ed\u00ed\u201c), ur\u010den\u00fd zejm\u00e9na k urychlen\u00ed pr\u00e1ce generativn\u00edch AI model\u016f. V portable verzi ComfyUI nen\u00ed zahrnut, <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/www.reddit.com\/r\/comfyui\/comments\/1bf7aoz\/python_virtual_environments_for_comfyui\/\" target=\"_blank\">ale existuje mnoho zp\u016fsob\u016f, jak jej nainstalovat<\/a><\/noindex>, co\u017e nakonec znamen\u00e1 rozvinut\u00ed kompletn\u00edho prost\u0159ed\u00ed Python na lok\u00e1ln\u00edm PC \u2014 a aktivaci pot\u0159ebn\u00e9ho modulu z tohoto prost\u0159ed\u00ed.<\/p>\n<p> <img decoding=\"async\" alt=\"Nov\u00fd \u010dl\u00e1nek: Praktikum o AI malov\u00e1n\u00ed, \u010d\u00e1st dev\u00e1t\u00e1: SD3M \u2014 &quot;trojka&quot; na trojku.\" src=\"\/wp-content\/uploads\/2024\/07\/c7c20df16a0c6a0ce1a459e055127fd7.jpg\" style=\"display:block;margin: 0 auto;\" \/>   <\/p>\n<p>Budeme doufat, \u017ee \u010dten\u00e1\u0159i sleduj\u00edc\u00ed na\u0161e \u201eD\u00edlny\u201c ji\u017e maj\u00ed aktivn\u00ed pracovn\u00ed instalaci AUTOMATIC1111 na sv\u00fdch stroj\u00edch. V tomto p\u0159\u00edpad\u011b je v\u0161e mnohem jednodu\u0161\u0161\u00ed: modul venv je ji\u017e rozvinut, a v\u0161e, co je t\u0159eba ud\u011blat pro jeho aktivaci p\u0159i spu\u0161t\u011bn\u00ed pracovn\u00edho prost\u0159ed\u00ed ComfyUI, je to <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/github.com\/comfyanonymous\/ComfyUI\/discussions\/274\" target=\"_blank\">spr\u00e1vn\u011b prov\u00e9st v\u00fdzvu<\/a><\/noindex>Nejprve je t\u0159eba ukon\u010dit b\u011bh serveru, p\u0159epnout se na jeho okno a stisknout &laquo;Ctrl&raquo; + &laquo;C&raquo;, pot\u00e9 zadat &laquo;y&raquo; pro potvrzen\u00ed; n\u00e1sledn\u011b zkop\u00edrovat BAT soubor run_nvidia_gpu.bat do nov\u00e9ho, s n\u00e1zvem nap\u0159\u00edklad run_with_venv.bat. P\u016fvodn\u00ed spou\u0161t\u011bc\u00ed soubor je velmi stru\u010dn\u00fd &mdash; prost\u011b vyvol\u00e1v\u00e1 p\u0159enosnou verzi Pythonu s parametrem &#8212;windows-standalone-build:<\/p>\n<p>.python_embededpython.exe -s ComfyUImain.py &#8212;windows-standalone-build<\/p>\n<p>pauza<\/p>\n<p>Tento parametr s\u00e1m o sob\u011b nen\u00ed p\u0159\u00edli\u0161 jednozna\u010dn\u00fd &mdash; nazna\u010duje jist\u00e9 optimalizace, kter\u00e9 jsou pravd\u011bpodobn\u011b ur\u010den\u00e9 pro nov\u011bj\u0161\u00ed grafick\u00e9 karty NVIDIA, a proto mohou zhor\u0161ovat situaci t\u011bm, kte\u0159\u00ed dosud z\u016fst\u00e1vaj\u00ed v\u011brn\u00ed sv\u00fdm osv\u011bd\u010den\u00fdm GTX. Z tohoto d\u016fvodu odstran\u00edme &#8212;windows-standalone-build z p\u0159\u00edkazov\u00e9ho \u0159\u00e1dku, a z\u00e1rove\u0148 se vzd\u00e1me i jin\u00e9 modern\u00ed optimalizace &mdash; aktivn\u00edho v\u00fdchoz\u00edho &laquo;inteligentn\u00edho mana\u017eera pam\u011bti&raquo;, smart memory, kter\u00fd <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/github.com\/comfyanonymous\/ComfyUI\/discussions\/1314\" target=\"_blank\">se sna\u017e\u00ed udr\u017eovat co nejv\u00edce informac\u00ed ve videoRAM<\/a><\/noindex>, neodstra\u0148uje pam\u011b\u0165. To skute\u010dn\u011b urychluje kreslen\u00ed AI obr\u00e1zk\u016f, ale z\u00e1rove\u0148 p\u0159etv\u00e1\u0159\u00ed n\u00e1\u0161 mor\u00e1ln\u011b zastaral\u00fd po\u010d\u00edta\u010d na jednou \u00falohov\u00fd syst\u00e9m &mdash; nen\u00ed mo\u017en\u00e9 se v\u011bnovat webov\u00e9mu proch\u00e1zen\u00ed, hr\u00e1t hry, nebo dokonce pracovat s dokumenty a e-mailem na PC paraleln\u011b s \u010dinnost\u00ed pracovn\u00edho prost\u0159ed\u00ed. Tak\u017ee pro ty, kte\u0159\u00ed nemaj\u00ed vyhrazen\u00fd po\u010d\u00edta\u010d pro AI um\u011bn\u00ed, se jev\u00ed jako optim\u00e1ln\u00ed takov\u00fd BAT soubor pro spu\u0161t\u011bn\u00ed ComfyUI (nejen pro generov\u00e1n\u00ed obr\u00e1zk\u016f s SD3M, mimochodem, &mdash; pro SDXL je tak\u00e9 zcela vyhovuj\u00edc\u00ed):<\/p>\n<p>@echo off<\/p>\n<p>call cd C:Fun-n-GamesGitstable-diffusion-webuivenvScripts<\/p>\n<p>echo %<\/p>\n<p>call activate.bat<\/p>\n<p>echo venv activated<\/p>\n<p>call cd C:Fun-n-GamesComfyUI-SD3<\/p>\n<p>echo %<\/p>\n<p>call .python_embededpython.exe -s ComfyUImain.py &#8212;disable-smart-memory<\/p>\n<p>pauza<\/p>\n<p>P\u0159edpokl\u00e1d\u00e1 se, \u017ee p\u0159enosn\u00e1 instalace ComfyUI byla proveden\u00e1 v adres\u00e1\u0159i C:Fun-n-GamesComfyUI-SD3, a AUTOMATIC1111 byla d\u0159\u00edve nainstalov\u00e1na v C:Fun-n-GamesGitstable-diffusion-webui. Mnoho &laquo;echo&raquo; slou\u017e\u00ed pouze pro vizu\u00e1ln\u00ed kontrolu, \u017ee zm\u011bna adres\u00e1\u0159\u016f prob\u00edh\u00e1 spr\u00e1vn\u011b a pot\u0159ebn\u00e9 p\u0159\u00edkazy se vykon\u00e1vaj\u00ed, &mdash; pot\u00e9, co bude v\u0161e odlad\u011bno, je lze ze souboru BAT odstranit.<\/p>\n<p> <img decoding=\"async\" alt=\"Nov\u00fd \u010dl\u00e1nek: Praktikum o AI malov\u00e1n\u00ed, \u010d\u00e1st dev\u00e1t\u00e1: SD3M \u2014 &quot;trojka&quot; na trojku.\" src=\"\/wp-content\/uploads\/2024\/07\/42aa5641cb710f52b051087e8f3ae171.jpg\" style=\"display:block;margin: 0 auto;\" \/>   <\/p>\n<p>Znovu spou\u0161t\u00edme pracovn\u00ed prost\u0159ed\u00ed, tentokr\u00e1t dvojit\u00fdm kliknut\u00edm na run_with_venv.bat. Proto\u017ee jsme d\u0159\u00edve server pouze zav\u0159eli a webov\u00e9 rozhran\u00ed jsme se nedotkli, na p\u0159\u00edslu\u0161n\u00e9 z\u00e1lo\u017ece by m\u011bla st\u00e1le z\u016fstat ta sam\u00e1 referen\u010dn\u00ed cyklogram ComfyUI s upraven\u00fdmi n\u00e1zvy model\u016f. V\u0161imn\u011bme si prav\u00e9 \u010d\u00e1sti: tam je um\u00edst\u011bn uzel \u201ePreview Image\u201c, kter\u00fd neukl\u00e1d\u00e1 hotov\u00fd obr\u00e1zek na disk, ale pouze ho zobrazuje. Pokud ka\u017edou chv\u00edli spou\u0161t\u00edme cyklogram pro generaci p\u0159esn\u011b jednoho obr\u00e1zku, posuzujeme ho vizu\u00e1ln\u011b, n\u011bco m\u011bn\u00edme v parametrech, znovu spou\u0161t\u00edme \u2013 to je docela funk\u010dn\u00ed varianta: obl\u00edben\u00fd obr\u00e1zek lze v\u017edy ulo\u017eit ru\u010dn\u011b kliknut\u00edm prav\u00fdm tla\u010d\u00edtkem my\u0161i na n\u011bj. Ale pokud se v pracovn\u00edm prost\u0159ed\u00ed prov\u00e1d\u00ed n\u011bkolik generac\u00ed za sebou, je lep\u0161\u00ed, aby jejich v\u00fdsledky byly automaticky ukl\u00e1d\u00e1ny do trval\u00e9 pam\u011bti (ve v\u00fdchoz\u00edm adres\u00e1\u0159i ComfyUIoutput).<\/p>\n<p> <img decoding=\"async\" alt=\"Nov\u00fd \u010dl\u00e1nek: Praktikum o AI malov\u00e1n\u00ed, \u010d\u00e1st dev\u00e1t\u00e1: SD3M \u2014 &quot;trojka&quot; na trojku.\" src=\"\/wp-content\/uploads\/2024\/07\/87e74fb75cb21ac4aa7168d298381a22.jpg\" style=\"display:block;margin: 0 auto;\" \/>   <\/p>\n<p>Tak\u017ee je lep\u0161\u00ed okam\u017eit\u011b zm\u011bnit uzel \u201ePreview Image\u201c na \u201eSave Image\u201c. K tomu klikneme lev\u00fdm tla\u010d\u00edtkem my\u0161i dvakr\u00e1t na libovoln\u00e9 voln\u00e9 m\u00edsto cyklogramu \u2013 otev\u0159e se okno pro v\u00fdb\u011br uzl\u016f se vyhled\u00e1vac\u00edm polem. V tomto poli za\u010dneme ps\u00e1t \u201eSave\u2026\u201c \u2013 a t\u00e9m\u011b\u0159 okam\u017eit\u011b uvid\u00edme po\u017eadovan\u00fd n\u00e1zev. Pot\u00e9 sta\u010d\u00ed kliknout na n\u011bj a p\u0159ipojit vstup nov\u00e9ho uzlu k v\u00fdstupu uzlu \u201eIMAGE\u201c uzlu \u201eVAE Decode\u201c, kam byl p\u016fvodn\u011b p\u0159ipojen \u201ePreview Image\u201c. Samotn\u00fd \u201ePreview Image\u201c m\u016f\u017eeme pot\u00e9 odstranit \u2013 sta\u010d\u00ed ho vybrat kliknut\u00edm na jeho n\u00e1zev a stisknout kl\u00e1vesu \u201eDel\u201c na kl\u00e1vesnici.<\/p>\n<p> <img decoding=\"async\" alt=\"Nov\u00fd \u010dl\u00e1nek: Praktikum o AI malov\u00e1n\u00ed, \u010d\u00e1st dev\u00e1t\u00e1: SD3M \u2014 &quot;trojka&quot; na trojku.\" src=\"\/wp-content\/uploads\/2024\/07\/5d9294cf0e257f4dc886120465f94cb9.jpg\" style=\"display:block;margin: 0 auto;\" \/>   <\/p>\n<p>A te\u010f \u2013 je ten prav\u00fd \u010das spustit referen\u010dn\u00ed cyklogram od ComfyAnonimous (s na\u0161imi skromn\u00fdmi \u00fapravami) k vykon\u00e1n\u00ed. Vypad\u00e1 to takto:<\/p>\n<p> <img decoding=\"async\" alt=\"Nov\u00fd \u010dl\u00e1nek: Praktikum o AI malov\u00e1n\u00ed, \u010d\u00e1st dev\u00e1t\u00e1: SD3M \u2014 &quot;trojka&quot; na trojku.\" src=\"\/wp-content\/uploads\/2024\/07\/04ff68dd68cd9fe42896a96a1c497927.jpg\" style=\"display:block;margin: 0 auto;\" \/> <\/p>\n<p>Velmi p\u016fsobiv\u00fd obr\u00e1zek, dokonce s atmosf\u00e9rou \u2014 a nikdo by ne\u0159ekl, \u017ee byl vytvo\u0159en pomoc\u00ed stejn\u00e9ho modelu, jeho\u017e pou\u017eit\u00ed striktn\u011b doporu\u010duje instrukce pro vykreslov\u00e1n\u00ed lid\u00ed le\u017e\u00edc\u00edch na tr\u00e1v\u011b. Syst\u00e9m v\u0161ak funguje docela svi\u017en\u011b \u2014 p\u0159ibli\u017en\u011b 5-6 s na iteraci pro obr\u00e1zek o velikosti 1 Mpix lze pova\u017eovat za slu\u0161n\u00fd v\u00fdkon. Pro srovn\u00e1n\u00ed: stejn\u00fd PC v t\u00e9\u017ee ComfyUI se stejn\u00fdm BAT souborem generuje SDXL obr\u00e1zky podobn\u00fdch rozm\u011br\u016f a spot\u0159ebov\u00e1v\u00e1 p\u0159ibli\u017en\u011b 6-7 s na ka\u017edou iteraci, tak\u017ee \u201etrojka\u201c m\u016f\u017ee b\u00fdt pova\u017eov\u00e1na za m\u00e9n\u011b n\u00e1ro\u010dnou na hardware PC, na kter\u00e9m prob\u00edh\u00e1 um\u011bl\u00e1 inteligence generace.<\/p>\n<p> <img decoding=\"async\" alt=\"Nov\u00fd \u010dl\u00e1nek: Praktikum o AI malov\u00e1n\u00ed, \u010d\u00e1st dev\u00e1t\u00e1: SD3M \u2014 &quot;trojka&quot; na trojku.\" src=\"\/wp-content\/uploads\/2024\/07\/ffbb847c30505358cdedcd02cd43ce61.jpg\" style=\"display:block;margin: 0 auto;\" \/> <\/p>\n<p>Te\u010f uprav\u00edme rozm\u011bry pl\u00e1tna. Nedaleko od uzlu \u201eEmptySD3LatentImage\u201c, kter\u00fd je ur\u010duje, se nach\u00e1z\u00ed \u201epr\u00e1zdn\u00fd\u201c (ve smyslu, \u017ee nen\u00ed p\u0159ipojen z \u017e\u00e1dn\u00e9 strany) referen\u010dn\u00ed uzel \u201eNote\u201c, kde je d\u016fle\u017eit\u00e9 upozorn\u011bn\u00ed: celkov\u00e1 plocha obr\u00e1zku v p\u0159\u00edpad\u011b SD3M by m\u011bla \u010dinit p\u0159ibli\u017en\u011b 1 Mpix, \u2014 z \u010deho\u017e vypl\u00fdv\u00e1, \u017ee je t\u0159eba zvolit rozm\u011bry stran obd\u00e9ln\u00edkov\u00e9ho pl\u00e1tna. Nastav\u00edme je tedy na 1344\u00d7768 \u2014 pr\u00e1v\u011b p\u0159ibli\u017en\u011b 1,03 Mpix.<\/p>\n<p>V\u0161imn\u011bte si: v\u00fd\u0161e se nach\u00e1z\u00ed uzel \u201eSeed\u201c, kde je nastaveno samotn\u00e9 semeno, v tomto p\u0159\u00edpad\u011b \u201e945512652412924\u201c, a uvedeno, \u017ee se po generaci nem\u00e1 m\u011bnit (parametr \u201efixed\u201c).<\/p>\n<p> <img decoding=\"async\" alt=\"Nov\u00fd \u010dl\u00e1nek: Praktikum o AI malov\u00e1n\u00ed, \u010d\u00e1st dev\u00e1t\u00e1: SD3M \u2014 &quot;trojka&quot; na trojku.\" src=\"\/wp-content\/uploads\/2024\/07\/2fcf8525333ada76213dfa060094acdf.jpg\" style=\"display:block;margin: 0 auto;\" \/> <\/p>\n<p>Provedeme stejnou cyklogramu se stejn\u00fdm semenem, ale nyn\u00ed pro obd\u00e9ln\u00edkov\u00e9 pl\u00e1tno. Okam\u017eit\u011b je patrn\u00e9, \u017ee celkov\u00fd \u010das proveden\u00ed je krat\u0161\u00ed, i kdy\u017e rychlost vykreslov\u00e1n\u00ed z\u016fstala stejn\u00e1 \u2014 m\u00e9n\u011b ne\u017e 6 s na iteraci. A to d\u00e1v\u00e1 smysl: proto\u017ee se textov\u00e9 n\u00e1pov\u011bdy nem\u011bnily, nen\u00ed t\u0159eba znovu na\u010d\u00edtat k\u00f3dova\u010d(e). Obr\u00e1zek na v\u00fdstupu, jak je jasn\u00e9, se trochu li\u0161\u00ed od prvn\u00edho, \u010dtvercov\u00e9ho, ale nen\u00ed to z\u00e1sadn\u00ed \u2014 celkov\u00e1 kompozice, jak se dalo o\u010dek\u00e1vat, z\u016fstala zachov\u00e1na.<\/p>\n<p> <img decoding=\"async\" alt=\"Nov\u00fd \u010dl\u00e1nek: Praktikum o AI malov\u00e1n\u00ed, \u010d\u00e1st dev\u00e1t\u00e1: SD3M \u2014 &quot;trojka&quot; na trojku.\" src=\"\/wp-content\/uploads\/2024\/07\/678ff151fa5a115a8aef1ab9f7c5c37d.jpg\" style=\"display:block;margin: 0 auto;\" \/> <\/p>\n<p>Nyn\u00ed se zam\u011b\u0159\u00edme na uzly &laquo;CLIPTextEncodeSD3&raquo; a &laquo;CLIP Text Encode (Negative Prompt)&raquo;. Prvn\u00ed vynik\u00e1 t\u00edm, \u017ee obsahuje hned t\u0159i vstupn\u00ed pole; pokud odstran\u00edte text, objev\u00ed se pozn\u00e1mky, pro kter\u00e9 k\u00f3dova\u010de jsou ur\u010dena, a to zhora dol\u016f CLIP G, CLIP L a T5XXL. P\u0159ed t\u00edmto uzlem v aplikaci ComfyUI z pochopiteln\u00fdch d\u016fvod\u016f nic takov\u00e9ho nebylo. Referen\u010dn\u00ed cyklogram obsahuje duplicitn\u00ed kr\u00e1tk\u00e9 n\u00e1pov\u011bdy pro prvn\u00ed dv\u011b textov\u00e1 pole (pro p\u0159evodn\u00edky CLIP G a CLIP L) a mnohem rozs\u00e1hlej\u0161\u00ed pro t\u0159et\u00ed &mdash; T5XXL. Je z\u0159ejm\u00e9, \u017ee obsahem t\u011bchto pol\u00ed lze ve velk\u00e9 m\u00ed\u0159e manipulovat, a samo zkoum\u00e1n\u00ed toho, jak zm\u011bna textu v nich ovliv\u0148uje kone\u010dn\u00fd obr\u00e1zek, p\u0159edstavuje netrivi\u00e1ln\u00ed, ale vysoce fascinuj\u00edc\u00ed \u00fakol. Nicm\u00e9n\u011b, z d\u016fvod\u016f, kter\u00e9 se brzy objasn\u00ed, se j\u00edm prozat\u00edm podrobn\u011b zab\u00fdvat nebudeme.<\/p>\n<p>Na druh\u00e9 stran\u011b uzlu &laquo;CLIP Text Encode (Negative Prompt)&raquo; nen\u00ed nic zvl\u00e1\u0161tn\u00edho, &mdash; ale zhodno\u0165te, jak obt\u00ed\u017en\u00e1 je cesta od n\u011bj k odpov\u00eddaj\u00edc\u00edmu vstupu &laquo;conditioning&raquo; hlavn\u00edho uzlu &laquo;KSampler&raquo;! Tato cesta se d\u011bl\u00ed na dv\u011b v\u011btve, p\u0159i\u010dem\u017e jedna z nich (v tomto p\u0159\u00edpad\u011b horn\u00ed) ukazuje, \u017ee po\u010d\u00ednaje 10 % krok\u016f generace a a\u017e do jej\u00edho dokon\u010den\u00ed syst\u00e9m v\u016fbec nebude br\u00e1t v \u00favahu negativn\u00ed n\u00e1pov\u011bdu (proch\u00e1zen\u00ed cestou p\u0159es uzel &laquo;ConditioningZeroOut&raquo; pr\u00e1v\u011b znamen\u00e1 nulov\u00e1n\u00ed podm\u00ednky). Druh\u00e1 v\u011btev v\u0161ak propou\u0161t\u00ed negativn\u00ed n\u00e1pov\u011bdu (op\u011bt podm\u00edn\u011bn\u011b s polovi\u010dn\u00ed vahou) k dal\u0161\u00edmu zpracov\u00e1n\u00ed beze zm\u011bn &mdash; ale pouze v prvn\u00edch 10 % z celkov\u00e9ho po\u010dtu krok\u016f generace.<\/p>\n<h2><noindex><a rel=\"nofollow\" href=\"#contents\" class=\"right paragraph tooltip\" data-tooltip=\"\u0412\u0435\u0440\u043d\u0443\u0442\u044c\u0441\u044f \u043a \u043e\u0433\u043b\u0430\u0432\u043b\u0435\u043d\u0438\u044e\">\u2b07<\/a><\/noindex><noindex><a rel=\"nofollow\" name=\"\u0422\u0443\u043c\u0430\u043d\u043d\u043e\u0435 \u0434\u0430\u043b\u0451\u043a\u043e\" href=\"#\u0422\u0443\u043c\u0430\u043d\u043d\u043e\u0435 \u0434\u0430\u043b\u0451\u043a\u043e\" class=\"right paragraph tooltip\" data-tooltip=\"\u0421\u0441\u044b\u043b\u043a\u0430 \u043d\u0430 \u044d\u0442\u0443 \u0433\u043b\u0430\u0432\u0443\">#<\/a><\/noindex>Z\u00e1hadn\u00e9 daleko<\/h2>\n<p>Je\u0161t\u011b jednou: prvn\u00edch 10 %, tj. 3 z 28 p\u0159i\u0159azen\u00fdch v tomto p\u0159\u00edpad\u011b, krok\u016f generov\u00e1n\u00ed negativn\u00edho promptu je p\u0159ed\u00e1v\u00e1no do uzlu &laquo;KSampler&raquo;, kter\u00fd vytv\u00e1\u0159\u00ed obraz v latentn\u00edm prostoru (do prostoru pixel\u016f, tj. do pro \u010dlov\u011bka pochopiteln\u00e9ho obr\u00e1zku, jeho\u017e v\u00fdstup p\u0159ev\u00e1d\u00ed n\u00e1sleduj\u00edc\u00ed uzel, &laquo;VAE Decoder&raquo;), norm\u00e1ln\u00edm zp\u016fsobem: horn\u00ed v\u011btev (s nulov\u00e1n\u00edm podm\u00ednky) nen\u00ed aktivn\u00ed, pracuje pouze doln\u00ed. Zbyl\u00fdch 90 % krok\u016f (25 z 28 v na\u0161em p\u0159\u00edpad\u011b) negativn\u00ed prompt nefunguje v\u016fbec: aktivn\u00ed je p\u0159esn\u011b horn\u00ed v\u011btev p\u0159ed\u00e1v\u00e1n\u00ed podm\u00ednek \u2014 s jejich nulov\u00e1n\u00edm, \u2014 zat\u00edmco pohyb po doln\u00ed je blokov\u00e1n mezn\u00edm parametrem aktivace p\u0159\u00edslu\u0161n\u00e9ho uzlu &laquo;ConditioningSetTimestepRange&raquo;. Nyn\u00ed je jasn\u00e9, pro\u010d n\u011bkte\u0159\u00ed recenzenti tvrd\u00ed, \u017ee <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/replicate.com\/blog\/get-the-best-from-stable-diffusion-3\" target=\"_blank\">negativn\u00ed prompt pro SD3M lze v z\u00e1sad\u011b nepou\u017e\u00edvat<\/a><\/noindex>, \u2014 efekt z nich (pokud zva\u017eujeme pr\u00e1v\u011b tuto, z\u00e1kladn\u00ed, cyklogramu a p\u0159edpokl\u00e1d\u00e1me, \u017ee na str\u00e1nk\u00e1ch s online generac\u00ed podle modelu SD3 Medium plat\u00ed podobn\u00e1 pravidla) je minim\u00e1ln\u00ed.<\/p>\n<p> <img decoding=\"async\" alt=\"Nov\u00fd \u010dl\u00e1nek: Praktikum o AI malov\u00e1n\u00ed, \u010d\u00e1st dev\u00e1t\u00e1: SD3M \u2014 &quot;trojka&quot; na trojku.\" src=\"\/wp-content\/uploads\/2024\/07\/fd6aa920a4ee205e188fbbbcec27dc32.jpg\" style=\"display:block;margin: 0 auto;\" \/>   <\/p>\n<p>A p\u0159esto existuje: pokud jednodu\u0161e vezmeme a p\u0159\u00edmo spoj\u00edme v\u00fdstup uzlu &laquo;CLIP Text Encode (Negative Prompt)&raquo; s odpov\u00eddaj\u00edc\u00edm vstupem &laquo;KSampler&raquo; (nebo ozna\u010d\u00edme v\u0161echny mezilehl\u00e9 uzly s podm\u00ednkami na t\u00e9to cest\u011b jako &laquo;p\u0159esko\u010diteln\u00e9&raquo;, &laquo;Bypass&raquo;, co\u017e povede k tomu stejn\u00e9mu efektu), kvalita kone\u010dn\u00e9ho obr\u00e1zku se znateln\u011b zhor\u0161\u00ed. To lze mimochodem pova\u017eovat za nep\u0159\u00edm\u00fd d\u016fkaz &laquo;neprope\u010denosti&raquo; SD3M, proto\u017ee upravit s\u00edlu a v\u00fdznam negativn\u00edho promptu by, striktn\u011b vzato, m\u011bla b\u00fdt v\u00fdvoj\u00e1\u0159\u016fm mo\u017enost je\u0161t\u011b p\u0159ed vylo\u017een\u00edm v\u00e1hy modelu do voln\u00e9ho p\u0159\u00edstupu. Dva v\u011btve chyt\u0159e nastaven\u00fdch podm\u00ednek pou\u017eit\u00ed negativn\u00edho promptu \u2014 jak\u00e1si z\u00e1plata, a v tomto smyslu <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/www.reddit.com\/r\/StableDiffusion\/comments\/1drbecj\/the_current_version_of_sd3_is_not_consistent_with\/\" target=\"_blank\">st\u011b\u017eov\u00e1n\u00ed si nad\u0161enc\u016f na to, \u017ee &laquo;trojka&raquo; jednozna\u010dn\u011b nedosta\u010duje<\/a><\/noindex> o\u010dek\u00e1v\u00e1n\u00ed, kter\u00e9 marketingov\u00e9 odd\u011blen\u00ed Stability AI v t\u00e9to z\u00e1le\u017eitosti vyvolalo, se zcela opr\u00e1vn\u011bn\u011b jev\u00ed.<\/p>\n<p>Nedostatek alespo\u0148 stru\u010dn\u00e9ho ofici\u00e1ln\u00edho pr\u016fvodce prac\u00ed se SD3M vedl k tomu, \u017ee po s\u00edti ji\u017e koluj\u00ed f\u00e1my, \u017ee tento model <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/replicate.com\/blog\/get-the-best-from-stable-diffusion-3\" target=\"_blank\">v\u016fbec nebyl tr\u00e9nov\u00e1n na pou\u017eit\u00ed negativn\u00edch podn\u011bt\u016f<\/a><\/noindex>. Co\u017e samoz\u0159ejm\u011b nen\u00ed pravda, ale v ka\u017ed\u00e9m p\u0159\u00edpad\u011b je t\u0159eba tyto podn\u011bty aplikovat \u00fapln\u011b jinak, <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/blog.segmind.com\/beginners-guide-to-understanding-negative-prompts-in-stable-diffusion\/\" target=\"_blank\">ne\u017e jak to d\u011blaj\u00ed oper\u00e1to\u0159i SD 1.5 a SDXL<\/a><\/noindex>. Zejm\u00e9na nad\u0161enci v\u00e1\u017en\u011b tvrd\u00ed, \u017ee p\u0159id\u00e1n\u00ed do negativn\u00edho pole podrobn\u00fdch popis\u016f co nejv\u011bt\u0161\u00edho mno\u017estv\u00ed neslu\u0161nost\u00ed (ano, ano, star\u00e9ho dobr\u00e9ho &laquo;nsfw, nude&raquo; nesta\u010d\u00ed \u2014 bude t\u0159eba opravdu zapojit fantazii) <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/old.reddit.com\/r\/StableDiffusion\/comments\/1dhe4dq\/everything_improves_considerably_when_you_throw\/?cache-bust=1719091900238\" target=\"_blank\">vede k znateln\u00e9mu zlep\u0161en\u00ed vzhledu<\/a><\/noindex> dokonce proslul\u00e9 d\u00edvky le\u017e\u00edc\u00ed na tr\u00e1v\u011b. A\u0165 u\u017e je to tak, nebo ne \u2014 bez pe\u010dliv\u00e9ho zkoum\u00e1n\u00ed to nelze zjistit (a p\u0159itom nen\u00ed jist\u00e9, \u017ee i ozna\u010den\u00ed \u201e18+\u201c v z\u00e1hlav\u00ed na\u0161\u00ed str\u00e1nky ochr\u00e1n\u00ed publikaci p\u0159ed \u017ealobami rozzu\u0159en\u00fdch str\u00e1\u017ec\u016f mor\u00e1lky, pokud se odv\u00e1\u017e\u00edme publikovat sestaven\u00fd odvahou \u201ez\u00e1zra\u010dn\u00fd tip\u201c \u2014 a to bez ohledu na to, \u017ee je v angli\u010dtin\u011b). Tato z\u00e1bavn\u00e1 situace p\u0159ipom\u00edn\u00e1 kauzu s <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/azbyka.ru\/otechnik\/Aleksandr_Ponomarev\/pamjatniki-drevnerusskoj-tserkovno-uchitelnoj-literatury-vypusk-3-pouchenija-o-raznyh-istinah-very-blagochestija-i-hristianskoj-zhizni\/3\" target=\"_blank\">ran\u011b st\u0159edov\u011bk\u00fdmi ponau\u010den\u00edmi proti pohanstv\u00ed<\/a><\/noindex>, d\u00edky nim\u017e \u2014 pr\u00e1v\u011b proto, \u017ee obsahuj\u00ed pom\u011brn\u011b podrobn\u00e9 popisy toho, co a jak by slu\u0161n\u00ed k\u0159es\u0165an\u00e9 nem\u011bli d\u011blat \u2014 k n\u00e1m alespo\u0148 do\u0161ly \u00fatr\u017ekovit\u00e9 p\u00edsemn\u00e9 sv\u011bdectv\u00ed o v\u00edr\u00e1ch a zvyc\u00edch p\u0159edk\u0159es\u0165ansk\u00e9 Rusi.<\/p>\n<p> <img decoding=\"async\" alt=\"Nov\u00fd \u010dl\u00e1nek: Praktikum o AI malov\u00e1n\u00ed, \u010d\u00e1st dev\u00e1t\u00e1: SD3M \u2014 &quot;trojka&quot; na trojku.\" src=\"\/wp-content\/uploads\/2024\/07\/70500319ae959290d666bfa167125ad3.jpg\" style=\"display:block;margin: 0 auto;\" \/>   <\/p>\n<p>Nyn\u00ed, jak v\u011b\u0159\u00edme, je jasn\u011bji, pro\u010d se v tuto chv\u00edli zd\u00e1, \u017ee se do studia SD3M d\u00e1le pono\u0159it nen\u00ed nejrozumn\u011bj\u0161\u00ed pl\u00fdtv\u00e1n\u00ed silami a \u010dasem. Opravdu je tam co prodiskutovat a co prozkoum\u00e1vat: a velmi p\u0159\u00edsn\u011b doporu\u010dovan\u00e9 parametry generace v uzlu \u201eKSampler\u201c (CFG \u2014 4,5-5,0; po\u010det krok\u016f \u2014 kolem 28; p\u00e1r sampler\/scheduler \u2014 v\u00fdhradn\u011b dpmpp_2m\/sgm_uniform, jinak kvalita v\u00fdstupu znateln\u011b kles\u00e1); a velmi v\u00fdznamn\u00fd rozptyl subjektivn\u00ed kvality generac\u00ed p\u0159i p\u0159\u00edsn\u011b stejn\u00fdch v\u00fdchoz\u00edch parametrech, ale s r\u016fzn\u00fdmi podn\u011bty; a zbaven\u00ed se proslul\u00e9ho \u201eproklet\u00ed le\u017een\u00ed v\/nad tr\u00e1v\u011b\u201c (k \u010demu\u017e ji\u017e <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/civitai.com\/models\/512696\/woman-laying-in-grass-sd3-workflow\" target=\"_blank\">jsou nab\u00edzena velmi neobvykl\u00e1 \u0159e\u0161en\u00ed<\/a><\/noindex>); a vlastn\u011b zji\u0161t\u011bn\u00ed, na kter\u00e9 konkr\u00e9tn\u00ed parametry generace ka\u017ed\u00fd z t\u011bchto t\u0159ech p\u0159evodn\u00edk\u016f textu na tokeny ovliv\u0148uje \u2014 a jak, p\u0159i jejich manipulaci, dosahovat skute\u010dn\u00fdch mistrovsk\u00fdch d\u011bl AI zobrazovac\u00edho um\u011bn\u00ed (pokud je mo\u017en\u00e9 n\u011bco s \u201etrojkou\u201c vlastn\u011b vytvo\u0159it).<\/p>\n<p>T\u00edm sp\u00ed\u0161e, \u017ee odvol\u00e1n\u00ed Emada Mostaka v b\u0159eznu a ComfyAnonimous v \u010dervnu, <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/www.reddit.com\/r\/StableDiffusion\/comments\/1c759po\/ai_startup_stability_lays_off_10_of_staff_after\/\" target=\"_blank\">a rozhodn\u011b nejen jich<\/a><\/noindex>, \u2014 nejsou jedin\u00fdmi nep\u0159\u00edjemnostmi, kter\u00e9 Stability AI postihly. Jak uv\u00e1d\u00ed Reuters s odkazem na The Information, tento britsk\u00fd startup doslova pr\u00e1v\u011b nyn\u00ed (v dob\u011b psan\u00ed tohoto \u010dl\u00e1nku) znovu <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/www.reuters.com\/technology\/artificial-intelligence\/stability-ai-appoints-new-ceo-information-reports-2024-06-21\/\" target=\"_blank\">zm\u011bnil gener\u00e1ln\u00edho \u0159editele<\/a><\/noindex> se stal Prem Akkaraju (Prem Akkaraju), z\u00e1stupcem zn\u00e1m\u00e9 glob\u00e1ln\u00ed skupiny IT investor\u016f \u2014 a ta, na opl\u00e1tku, je ochotna investovat do spole\u010dnosti zna\u010dnou \u010d\u00e1stku hotovosti (<noindex><a rel=\"nofollow noopener\" href=\"https:\/\/3dnews.ru\/1107097\" target=\"_blank\">jde o 80 milion\u016f USD<\/a><\/noindex>). Situace Stability AI jako obchodn\u00ed struktury je dnes otev\u0159en\u011b nestabiln\u00ed; mnoz\u00ed zklaman\u00ed <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/www.reddit.com\/r\/StableDiffusion\/comments\/1df09ya\/guys_i_think_its_time_for_stability_ai_to_die\/\" target=\"_blank\">nad\u0161enci j\u00ed p\u0159edpov\u00eddaj\u00ed brzk\u00fd konec<\/a><\/noindex> \u2014 a v takov\u00e9 situaci je t\u011b\u017ek\u00e9 o\u010dek\u00e1vat od firmy pe\u010dlivou pr\u00e1ci i na tak o\u010dividn\u00fdch chyb\u00e1ch.<\/p>\n<p> <img decoding=\"async\" alt=\"Nov\u00fd \u010dl\u00e1nek: Praktikum o AI malov\u00e1n\u00ed, \u010d\u00e1st dev\u00e1t\u00e1: SD3M \u2014 &quot;trojka&quot; na trojku.\" src=\"\/wp-content\/uploads\/2024\/07\/334c18810c33bea5e5514d6aa1fa825e.jpg\" style=\"display:block;margin: 0 auto;\" \/>   <\/p>\n<p>Neuv\u00e1\u017een\u00e1 licen\u010dn\u00ed politika bohu\u017eel br\u00e1n\u00ed komunit\u011b, aby na vlastn\u00ed p\u011bst vylep\u0161ila SD3M, tak jak to bylo u SD 1.5 a SDXL. Minim\u00e1ln\u011b tedy budou odvozen\u00e9 checkpointy a n\u00e1stroje jako LoRA pro posledn\u00ed dva modely zaru\u010den\u011b k dispozici pro lok\u00e1ln\u00ed pou\u017e\u00edv\u00e1n\u00ed, i kdy\u017e (a pokud) Stability AI ukon\u010d\u00ed svou \u010dinnost jako komer\u010dn\u00ed subjekt. Hned po ohromuj\u00edc\u00ed por\u00e1\u017ece &laquo;trojice&raquo; se na specializovan\u00fdch f\u00f3rech za\u010daly st\u00e1le \u010dast\u011bji oz\u00fdvat hlasy na podporu vytvo\u0159en\u00ed neziskov\u00e9ho projektu na v\u00fdvoj generativn\u00edho modelu pro p\u0159evod textu na obr\u00e1zky na b\u00e1zi crowdfunding, \u2014 a v sou\u010dasnosti se toto hnut\u00ed za\u010d\u00edn\u00e1 formovat pod n\u00e1zvem <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/www.reddit.com\/r\/StableDiffusion\/comments\/1do5gvz\/the_open_model_initiative_invoke_comfy_org\/\" target=\"_blank\">Open Model Initiative<\/a><\/noindex>. O ochot\u011b aktivn\u011b se k n\u011bmu p\u0159ipojit ji\u017e prohl\u00e1sily spole\u010dnosti Invoke (jedna z platforem pro online AI generaci, zam\u011b\u0159en\u00e1 na profesion\u00e1ln\u00ed studia), Comfy Org (t\u00fdm zab\u00fdvaj\u00edc\u00ed se podporou a rozvojem ComfyUI), Civitai (kter\u00e1 nen\u00ed t\u0159eba p\u0159edstavovat) a t\u00fdm stoj\u00edc\u00ed za LAION (datab\u00e1z\u00ed anotovan\u00fdch obraz\u016f, na kter\u00e9 se z v\u011bt\u0161\u00ed \u010d\u00e1sti tr\u00e9nuj\u00ed takov\u00e9 modely).<\/p>\n<p>Tak\u017ee v bl\u00edzk\u00e9 budoucnosti budou nov\u00e9 vyd\u00e1n\u00ed &laquo;D\u00edlna&raquo; pravd\u011bpodobn\u011b zam\u011b\u0159ena na pr\u00e1ci s t\u011bmi modely, pro kter\u00e9 komunita ji\u017e stihla vytvo\u0159it \u0161irokou sadu vylep\u0161en\u00ed a dodate\u010dn\u00fdch n\u00e1stroj\u016f, \u2014 na &laquo;polotronic&raquo; a &laquo;Oversize&raquo;. Mo\u017en\u00e1, \u017ee \u010das triumfu SD3M je\u0161t\u011b nastane, \u2014 ale dnes je t\u011b\u017ek\u00e9 i domyslet si, kdy to p\u0159esn\u011b bude. A zat\u00edm si z\u00e1jemci mohou st\u00e1hnout archiv se zde uveden\u00fdmi generacemi SD3M (cyklogramy jsou integrov\u00e1ny p\u0159\u00edmo do PNG soubor\u016f; sta\u010d\u00ed p\u0159et\u00e1hnout obr\u00e1zek na pracovn\u00ed pole ComfyUI z &laquo;Pr\u016fzkumn\u00edka&raquo; Windows, aby se p\u0159ehr\u00e1l cel\u00fd po\u0159\u00e1dek a parametry generace) <noindex><a rel=\"nofollow noopener\" href=\"https:\/\/cloud.mail.ru\/public\/fWXA\/kyjhawqsN\" target=\"_blank\">zde<\/a><\/noindex>. Mo\u017en\u00e1, \u017ee n\u011bkdo z na\u0161ich \u010dten\u00e1\u0159\u016f dok\u00e1\u017ee d\u0159\u00edve ne\u017e pravideln\u00ed n\u00e1v\u0161t\u011bvn\u00edci Reddit a Hugging Face objevit optim\u00e1ln\u00ed zp\u016fsob distribuce textu do t\u0159\u00ed pol\u00ed n\u00e1pov\u011bdy?<\/p>\n<p> <img decoding=\"async\" alt=\"Nov\u00fd \u010dl\u00e1nek: Praktikum o AI malov\u00e1n\u00ed, \u010d\u00e1st dev\u00e1t\u00e1: SD3M \u2014 &quot;trojka&quot; na trojku.\" src=\"\/wp-content\/uploads\/2024\/07\/2437b05814846a81a6fb4eb1b12cef5b.jpg\" style=\"display:block;margin: 0 auto;\" \/>   <\/p>\n<p><strong>Materi\u00e1ly k t\u00e9matu:<\/strong><\/p>\n<p><noindex><a rel=\"nofollow noopener\" href=\"https:\/\/3dnews.ru\/1107097\" target=\"_blank\">Stability AI zm\u011bnila veden\u00ed a z\u00edskala 80 milion\u016f dolar\u016f investic<\/a><\/noindex>.<\/p>\n<p><noindex><a rel=\"nofollow noopener\" href=\"https:\/\/3dnews.ru\/1106387\" target=\"_blank\">P\u0159edstaven AI gener\u00e1tor obraz\u016f Stable Diffusion Medium, kter\u00fd pot\u0159ebuje pouze grafickou kartu s 5 GB pam\u011bti<\/a><\/noindex>.<\/p>\n<p><noindex><a rel=\"nofollow noopener\" href=\"https:\/\/3dnews.ru\/1104907\" target=\"_blank\">Stability AI se ut\u00e1p\u00ed v dluz\u00edch a nyn\u00ed hled\u00e1 kupce<\/a><\/noindex>.<\/p>\n<p><noindex><a rel=\"nofollow noopener\" href=\"https:\/\/3dnews.ru\/1103556\" target=\"_blank\">AI startup Stability AI propust\u00ed 10 % zam\u011bstnanc\u016f kv\u016fli rostouc\u00ed konkurenci<\/a><\/noindex>.<\/p>\n<p><noindex><a rel=\"nofollow noopener\" href=\"https:\/\/3dnews.ru\/1100686\" target=\"_blank\">Byla ozn\u00e1mena Stable Diffusion 3.0 \u2014 AI pro kreslen\u00ed zm\u011bnila architekturu a nau\u010dila se ps\u00e1t<\/a><\/noindex>.<\/p>\n<p>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/3dnews.ru\/1107325\">3dnews.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0417\u0430\u0431\u0430\u0432\u043d\u043e, \u043a\u0430\u043a \u0438\u0441\u0442\u043e\u0440\u0438\u044f \u0440\u0435\u043b\u0438\u0437\u043e\u0432 \u043e\u0442\u043a\u0440\u044b\u0442\u044b\u0445 \u043c\u043e\u0434\u0435\u043b\u0435\u0439 \u0434\u043b\u044f \u043f\u0440\u0435\u043e\u0431\u0440\u0430\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u0442\u0435\u043a\u0441\u0442\u043e\u0432\u044b\u0445 \u043f\u043e\u0434\u0441\u043a\u0430\u0437\u043e\u043a \u0432 \u043a\u0430\u0440\u0442\u0438\u043d\u043a\u0438, \u0440\u0430\u0437\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u0435\u043c\u044b\u0445 \u0438 \u0442\u0440\u0435\u043d\u0438\u0440\u0443\u0435\u043c\u044b\u0445 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0435\u0439 Stability AI, \u043f\u043e\u0445\u043e\u0434\u0438\u0442 \u043d\u0430 \u0447\u0435\u0440\u0435\u0434\u0443 \u0432\u0437\u043b\u0451\u0442\u043e\u0432 \u0438 \u043f\u0440\u043e\u0432\u0430\u043b\u043e\u0432 \u043f\u043e\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u043d\u043e \u0432\u044b\u0445\u043e\u0434\u0438\u0432\u0448\u0438\u0445 \u0432\u0435\u0440\u0441\u0438\u0439 \u041e\u0421 Microsoft. \u041f\u043e\u0441\u043b\u0435 \u043b\u0435\u0433\u0435\u043d\u0434\u0430\u0440\u043d\u043e \u0443\u0441\u043f\u0435\u0448\u043d\u043e\u0439 XP, \u043d\u0430\u043f\u043e\u043c\u043d\u0438\u043c, \u043f\u043e\u044f\u0432\u0438\u043b\u0430\u0441\u044c \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u043d\u0430\u044f Vista; \u0437\u0430\u0442\u0435\u043c \u0432\u0435\u043b\u0438\u043a\u043e\u043b\u0435\u043f\u043d\u0430\u044f &laquo;\u0441\u0435\u043c\u0451\u0440\u043a\u0430&raquo; &mdash; \u0430 \u0437\u0430 \u043d\u0435\u0439 \u0431\u0435\u0437\u0431\u043b\u0430\u0433\u043e\u0434\u0430\u0442\u043d\u0430\u044f Windows 8. \u0423 Stable Diffusion \u0437\u0430 \u0438\u0437\u043d\u0430\u0447\u0430\u043b\u044c\u043d\u043e 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