Amanota-ashingiye kubikorwa rusange
Ingero zishingiye ku manota yerekana ibyaremye ziga amakuru mukwiga icyiciro cyo gukwirakwiza amakuru - icyerekezo cyerekana urusaku urwo arirwo rwose rusa nkamakuru nyayo.
Incamake
This score-function view unifies diffusion models with stochastic differential equations and underpins many modern image generators.
Kwibira cyane
Aho kwerekana uburyo butaziguye, amanota-shusho yerekana amanota yiga amanota: igipimo cya log-probabilite yubucucike kubijyanye ninjiza. Kumenya inzira yo gutondeka icyitegererezo kugirango wongere amahirwe arahagije kubyara amakuru mashya. Igikorwa cya Yang Song na Stefano Ermon cyo muri 2019 cyahuguye umuyoboro wo kugereranya aya manota murwego rwurusaku ukoresheje guhuza amanota, hanyuma utanga ingero hamwe ningaruka za Langevin - inshuro nyinshi ukandagira amanota ukongeraho urusaku ruke. Impapuro zabo 2021-SDE impapuro zerekanaga ko gukwirakwiza no kwerekana amanota ni amasura abiri yuburyo bumwe bukomeza busobanurwa nuburinganire butandukanye. Icy'ingenzi, buri SDE ifite ibyemezo bihuza 'bishoboka gutemba' ODE isangiye imipaka imwe, itanga amahirwe menshi kandi byihuse.
Ubushishozi
Kugereranya amanota yamakuru asukuye mu buryo butaziguye biragoye aho amakuru ari make, bityo moderi ikamenyerezwa kumibare ihungabanywa n urusaku rwa Gaussiya ku munzani myinshi. Guhuza amanota bihuye bitanga intego ikurikirana: amanota yo gukwirakwiza urusaku angana icyerekezo cyurusaku rugabanijwe n urusaku, bityo guhanura urusaku no guhanura amanota nibintu bimwe. Icyitegererezo gikemura igihe-SDE (cyangwa ihwanye na ODE) itangirira ku rusaku rwiza rwa Gaussia.
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.
Ejo hazaza h'amanota ashingiye kubisanzwe
Amanota-SDE urwego ni moteri yerekana inyuma yibikorwa byinshi bya AI. Byihuta byumubare wibisubizo, gahunda nziza yurusaku, hamwe nibishoboka-bitemba ODE ituma hafi-nyayo-yigihe-gisekuru hamwe nisuzuma rishoboka. Igitekerezo kimwe gihuye nigitekerezo kirimo gukwirakwira hejuru yamashusho muburyo bwa majwi, molekile na proteyine byubatswe, ibicu byerekana ingingo, hamwe nubushakashatsi bwa siyanse, mugihe guhuza no guhuza imiterere byubaka byubaka kuri uru rufatiro rukomeza kugirango bigabanye ibisekuruza kugeza ku ntambwe.
Gushyira mu bikorwa Isi
Urusaku-Urutonde rwamanota (NCSN) rutanga amasura yo gufotora ukurikiza amanota yize ukoresheje Langevin dinamike.
Kwubaka amashusho yubuvuzi, nka MRI yihuse, aho amanota yize akora nkibanze kugirango yuzuze amakuru ya scan adafite ibimenyetso.
Imiterere ya molekuline na poroteyine mu kuvumbura ibiyobyabwenge, kwerekana imiterere ya atome ya 3D hamwe no gukwirakwiza amanota.
Ijwi ryamajwi ya synthesis aho amanota yerekana yerekana imvugo isukuye cyangwa umuziki usukuye, nko mumajwi ashingiye kumajwi.
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.
Komeza Ubushakashatsi
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Ubuyobozi bukurikira
Ingero zishingiye ku mbaraga
Ibibazo bikunze kubazwa
What is Score-Based Generative Models?
Ingero zishingiye ku manota yerekana ibyaremye ziga amakuru mukwiga icyiciro cyo gukwirakwiza amakuru - icyerekezo cyerekana urusaku urwo arirwo rwose rusa nkamakuru nyayo. Aya manota-imikorere yo kureba ahuza moderi yo gukwirakwiza hamwe na stochastic itandukanya itandukanijwe kandi ishimangira amashanyarazi menshi agezweho.
Ni ubuhe buryo bwiza 'amanota' izo moderi ziga?
Amanota ni igipimo cya logi yubucucike bwerekeranye ninjiza - irerekana icyerekezo cyongera icyitegererezo.
Kuki moderi ishingiye kumanota yatojwe kumibare yangiritse nurusaku kumunzani myinshi?
Mu turere duke cyane amanota nyayo asobanuwe nabi; guhuza amakuru hamwe nurusaku rwinshi rutuma amanota ahuye neza ahantu hose.
Ni ubuhe buryo bwo gutoranya bwakoresheje amanota hakiri kare yerekana gukoresha amakuru?
Imikorere ya Langevin yimura inshuro nyinshi icyitegererezo cyerekezo cyamanota hanyuma igatera urusaku ruto, buhoro buhoro ihindura urusaku rudasanzwe mumibare ifatika.
Ni irihe sano rikomeye 2021 amanota-SDE yashyizeho?
Indirimbo n'abandi. ikwirakwizwa ryogukwirakwiza hamwe namanota ashingiye kumurongo munsi yuburyo butandukanye bwo kugereranya, hamwe no guhuza ibyemezo-bitemba ODE.
Nigute guhanura urusaku bifitanye isano no guhanura amanota muguhuza amanota ahuye?
Guhakana amanota bihuye byerekana amanota angana urusaku rubi rugabanijwe no gutandukanya urusaku, bigatuma guhanura urusaku no guhanura amanota neza intego imwe.