Ọganihu GAN na-eto eto
Na-eto eto na-aga n'ihu na-azụ GAN site na ibido na obere mkpebi ma jiri nwayọọ nwayọọ na-agbakwunye ọkwa iji ruo foto dị elu.
Nchịkọta
It matters because it made stable, megapixel-quality GAN synthesis practical for the first time.
Ime miri emi
Nke Karras et al webatara. (NVIDIA) na 2017, na-eto eto na-aga n'ihu (ProGAN) na-egbochi enweghị ntụkwasị obi na nwayọ nke ọzụzụ GAN ozugbo na mkpebi dị elu. Ma onye na-ere ọkụ na onye ịkpa ókè na-amalite ntakịrị, na pikselụ 4 × 4, na-amụta naanị nnukwu usoro. A na-agbakwunye akwa ọhụrụ nke na-eme mkpebi okpukpu abụọ (8x8, 16x16, ruo 1024x1024) na netwọkụ abụọ ahụ n'oge ọzụzụ. N'ụzọ dị mkpa, oyi akwa ọhụrụ ọ bụla na-apụ n'anya nke ọma site na iji ngwakọta alfa ahịrị ahịrị ka netwọk ahụ ghara iju ya anya site na mgbanwe ụkpụrụ ụlọ na mberede. Site n'ịmụ atụmatụ ndị siri ike tupu nkọwa dị mma, ọzụzụ na-akwụsi ike, na-agbakọta ngwa ngwa, ma na-emepụta ihu ntụkwasị obi dị elu nke mere nsonaazụ CelebA-HQ ama ama. Akwụkwọ akụkọ ahụ webakwara mgbanaka ọkọlọtọ minibatch na nhata ọnụego mmụta iji mee ka ọzụzụ kwụsie ike.
Nghọta nka nka
The fade-in bụ Central aghụghọ. Mgbe agbakwunyere ngọngọ mkpebi dị elu, a na-agwakọta ihe nrụpụta ya na ụdị agbagogoro nke mkpebi gara aga site na iji alfa dị arọ nke na-agbago site na 0 ruo 1. Nke a na-eme ka ịdị arọ nke ọkwa ọhụrụ ahụ kpoo nke nta nke nta kama imebi ihe netwọk amụtalarị. Usoro symmetric na-eme na onye ịkpa oke. Ọkọlọtọ minibatch na-agbakwunye atụmatụ na-achịkọta ọdịiche ogbe, na-akụda onye na-emepụta ọkụ ka ọ ghara ịdaba na nsonye nwere oke.
Mmetụta atụmatụ
Ọsọ na ọnụ ọgụgụ
Visual AI nwere ike megharịa nyocha, nchọpụta na mkpado ọrụ n'ọtụtụ.
Mee nhọrọ
Otu ndị na-emepụta ihe nwere ike imepụta echiche ngwa ngwa site na ngbanwe akwụkwọ ntuziaka ole na ole.
Team na usoro ọrụ
Ọrụ nwere ike iji onyonyo na akara vidiyo siri ike ịhazi.
Ọdịnihu nke uto na-aga n'ihu nke GAN
Na-eto eto na-aga n'ihu bụ ntọala StyleGAN wuru na ya, mana StyleGAN2 mechara gosi na ụlọ arụrụ arụ arụrụ arụ nwere njikọ ịwụ na ihe ndị fọdụrụ nwere ike dakọtara na ịdịmma ya na-enweghị usoro nhazi, yabụ na-eto nke ọma enweghị ihu ọma. Ihe nketa dị omimi ka na-aga n'ihu: ọgbọ na-adịchaghị mma ugbu a na-apụta na mgbasa ozi dị iche iche, pipeline nwere nnukwu mkpebi, yana ndị na-ebuli elu oghere. Ịghọta na-eto eto na-aga n'ihu ka bara uru maka ịghọta ihe kpatara mmụta mmụta dị ala ruo na elu na-eme ka ọzụzụ mmepụta kwụsie ike.
Mmejuputa n'ezie n'ụwa
Na-emepụta ihe oyiyi ihu CelebA-HQ dị elu nke gosipụtara njikọ 1024x1024 GAN.
Na-emepụta ihe nlere anya dị elu nke ngalaba ndị ọzọ dị ka ụlọ ihi ụra (LSUN) na ihe n'ogo.
Na-eje ozi dị ka mmalite ụkpụrụ ụlọ nke StyleGAN gbatịpụrụ maka ọgbọ ihu nwere ike ịchịkwa.
Ịkụzi ụkpụrụ ọzụzụ na-esighị ike na-adị mma nke ejirikwa ya na pipeline nke nwere nnukwu ọnụọgụ na ọtụtụ ọnụọgụ.
Ihe ize ndụ & okporo ụzọ nche
Ikike onyonyo na nkwenye nwere ike bụrụ ihe egwu dị n'iwu ma ọ bụrụ na edoghị anya.
Ọrụ nlereanya nwere ike ịdịgasị iche n'ofe ọkụ, igwe mmadụ, na gburugburu.
Enwere ike ghara ịhụ ihe dị mma ma ọ bụrụ na enyochaghị oke ntụkwasị obi.
Map mmejuputa
Kọwaa ụkpụrụ nnabata maka nkenke, icheta, na ụgwọ njehie.
Nwalee na data dabara na ọnọdụ mmepụta n'ezie.
Tinye nyocha mmadụ maka obere obi ike ma ọ bụ amụma mmetụta dị elu.
Sochie ihe nlere anya wee megharịa ka emechara mgbanwe igwefoto ma ọ bụ dataset.
Nọgide na-eme nchọpụta
Free newsletter
Get the daily AI briefing
Three verified AI stories every weekday morning, written in plain English. Free forever, no ads.
One email each weekday. Unsubscribe in one click. We never sell or share your address.
Test yourself
Take the Progressive Growing of GANs quiz
Instant feedback on every answer, and a shareable certificate with a verifiable ID once you pass a course.
Support free AI education. AI Understanding is a 501(c)(3) nonprofit — no ads, no paywall, ever. Make a donation
Ntuziaka na-esote
Ọnọdụ GAN
Ajụjụ a na-ajụkarị
What is Progressive Growing of GANs?
Na-eto eto na-aga n'ihu na-azụ GAN site na ibido na obere mkpebi ma jiri nwayọọ nwayọọ na-agbakwunye ọkwa iji ruo foto dị elu. Ọ dị mkpa n'ihi na ọ kwụsiri ike, njikọ GAN nwere ogo megapixel bara uru na nke mbụ.
Kedu ka GAN na-eto eto si amalite ọzụzụ?
Ọzụzụ na-amalite na 4x4, ebe netwọk na-amụta usoro siri ike, tupu etinyekwa ọkwa dị elu.
Gịnị bụ isi uru nke na-eto eto mkpebi nke nta nke nta?
Njiri mara nke mmụta na-ebu ụzọ mee ka ọzụzụ kwụsie ike ma na-agbakọ ọnụ ọnụ ma e jiri ya tụnyere ịwakpo mkpebi zuru oke site na mmalite.
Mgbe agbakwunyere oyi akwa dị elu ọhụrụ, olee otu esi ewebata ya?
Akwụsị n'ahịrị na-agwakọta mmepụta oyi akwa ọhụrụ yana mpụta mkpebi dị ala emelitere ka netwọkụ ahụ wee jiri nwayọ na-emegharị.
Kedu ihe kpatara eji agbakwunye akwa akwa na ma generator na ịkpa oke?
Netwọk abụọ a na-eto n'otu n'otu ka onye ịkpa oke nwee ike ịga n'ihu na-enyocha onyonyo na mkpebi generator ugbu a.
Gịnị bụ ebumnobi nke minibatch ọkọlọtọ oyi akwa ewebata na ProGAN?
Ọ na-agbakwunye ọnụ ọgụgụ gbasara mgbanwe ogbe, na-agba onye na-emepụta ọkụ ume ka ọ mepụta ihe dị iche iche kama ịdaba.