Icyitegererezo cya DDPM na DDIM
DDPM na DDIM nuburyo bubiri bwo gukoresha inzira ihindagurika yuburyo bwo gukwirakwiza, guhindura urusaku rudasanzwe mu ishusho intambwe ku yindi.
Incamake
DDPM is the original stochastic recipe; DDIM is a faster, deterministic shortcut that produces comparable images in far fewer steps.
Kwibira cyane
Moderi yo gukwirakwiza itozwa no kongera buhoro buhoro urusaku rwa Gaussiya kumashusho, hanyuma ukiga guhanura urwo rusaku. Gutoranya bihindura ibi. DDPM (Denoising Diffusion Probabilistic Models, Ho et al. 2020) isubira inyuma murwego rwose rwurusaku, ikongeramo dab nshya y urusaku rudasanzwe kuri buri ntambwe, kuburyo mubisanzwe ikenera intambwe amagana kugeza ku gihumbi. DDIM. Muguterera inshinge zatewe, DDIM irashobora gusimbuka igihe kinini kandi igakomeza kugwa kumashusho meza murwego 10-50. Kuberako DDIM igena, urusaku rumwe rutangira burigihe rutanga ishusho imwe, ituma interpolation igenda neza kandi ikororoka.
Ubushishozi
Ingero zombi zikoresha umuyoboro uhanura urusaku epsilon yongewe kumashusho kuri timestep t. Ivugurura rya DDPM rikuramo verisiyo nini yibyo bihanura hanyuma ikongeramo urusaku rutandukanye rwakuwe inyuma. DDIM yongeye kwandika ibishya kugirango ibanze igereranye ishusho isukuye x0, hanyuma wongere uyiteze imbere mugihe gikurikira (gito) nta jambo rikomeye. Ikigereranyo eta ihuza bibiri: eta = 1 igarura DDPM, eta = 0 itanga DDIM yuzuye.
Ingaruka z'Ingamba
Umuvuduko n'igipimo
AI igaragara irashobora gukora igenzura, gutahura, no gutondekanya imirimo kurwego.
Build choices
Amakipe arema arashobora prototype ibitekerezo byihuse hamwe nintoki nkeya.
Itsinda hamwe nakazi
Ibikorwa birashobora gukoresha amashusho nibimenyetso bya videwo byari bigoye gutunganya.
Kazoza ka DDPM na DDIM
Ubushakashatsi bwibanze burimo kwiruka ku gisekuru kimwe cyangwa gito. Urwego rwohejuru rwa ODE rukemura nka DPM-Solver na DPM-Solver ++ rumaze kugabanya icyitegererezo cyiza kugeza munsi yintambwe 20, mugihe uburyo bwo gusibanganya (gutera intambwe igenda itera imbere, icyitegererezo gihoraho, guhishira byihishe) guhuza moderi muri generator yintambwe 1-4. Witege ko DDPM / DDIM ikomeza kuba umurongo ngenderwaho mugihe sisitemu yumusaruro yishingikiriza kubikemura kandi bigahuza nigihe cyo gushushanya nigihe cyo guhuza amashusho kubikoresho byabaguzi.
Gushyira mu bikorwa Isi
Ishusho ihamye ya Diffusion ishusho, aho DDIM itangwa nkibisanzwe byihuta kubisobanuro byanditse-ku-shusho mubikoresho nka Automatic1111 na ComfyUI.
Imiyoboro yimyororokere yimyororokere ikosora imbuto zidasanzwe hamwe na DDIM ya deterministic bityo rero imbuto imwe nimbuto ihora ivugurura ishusho imwe.
Byoroheje byihishe-umwanya interpolation hagati yamashusho abiri ya morfing animasiyo, byashobotse na mapping ya DDIM yerekana ikarita kuva urusaku rusohoka.
Kwihuta guhanga byihuse aho abashushanya bakoresha intambwe 20 ya DDIM yerekana kugirango bashakishe ibitekerezo mbere yo kwiyemeza buhoro, kwizerwa-kwuzuye-intambwe yuzuye.
Ingaruka & Kurinda
Uburenganzira bwishusho hamwe no kwemererwa birashobora guhinduka ibyago byemewe n'amategeko niba ibimenyetso bidasobanutse.
Imikorere yicyitegererezo irashobora gutandukana kumurika, demografiya, nibidukikije.
Ibyiza byibinyoma birashobora kutamenyekana keretse niba ibyiringiro byateganijwe bikurikiranwa.
Igishushanyo mbonera
Sobanura ibipimo byo kwemererwa kugiciro, kwibutsa, nibiciro byamakosa.
Gerageza hamwe namakuru ajyanye nuburyo nyabwo bwo gukora.
Ongeraho isubiramo ryabantu kubwizere buke cyangwa guhanura cyane.
Kurikirana icyitegererezo cya drift hanyuma uhindurwe nyuma ya kamera cyangwa dataset ihinduka.
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Ibibazo bikunze kubazwa
What is DDPM and DDIM Samplers?
DDPM na DDIM nuburyo bubiri bwo gukoresha inzira ihindagurika yuburyo bwo gukwirakwiza, guhindura urusaku rudasanzwe mu ishusho intambwe ku yindi. DDPM ni resept yumwimerere idasanzwe; DDIM nihuta, igenamigambi itanga amashusho agereranywa muntambwe nkeya.
Ni izihe nyungu nyamukuru za DDIM kurenza DDPM?
DDIM ikurikiza inzira igenamigambi, itari Markoviya ituma isimbuka igihe kinini, ikabyara amashusho meza mu ntambwe zigera ku 10-50 aho kuba amagana.
Ni ubuhe buryo bwo gukwirakwiza imiyoboro y’imitsi yiga guhanura mugihe cy'amahugurwa?
Umuyoboro watojwe guhanura urusaku rwa Gaussiya (epsilon) rwongewe kuri buri gihe cyagenwe, DDPM na DDIM zombi zikoresha noneho kugirango zihindure inzira.
Kuki DDIM ishobora kubyara ishusho imwe kuva urusaku rutangira buri gihe?
DDIM ita ijambo ryijwi ridasanzwe mukuvugurura kwayo, bigatuma inzira iva murusaku igana ishusho igenwa neza bityo ikabyara.
Muri DDIM, niyihe gaciro ka parameter eta igarura imyitwarire yumwimerere ya DDPM?
Ibipimo bya eta bihuza hagati yintangarugero zombi: eta = 1 itanga DDPM yuzuye idakuka, mugihe eta = 0 itanga DDIM yuzuye.
Hafi yintambwe zingahe DDPM yumwimerere yari ikeneye kuburugero rwiza?
DDPM isubira inyuma murwego rwose rwurusaku rwongeramo ibintu bidasanzwe, mubisanzwe rero bisabwa kurutonde rwamajana kugeza ku gihumbi.