Ci gaban GANs
Ci gaba mai haɓaka yana horar da GAN ta farawa daga ƙananan ƙuduri kuma a hankali ƙara yadudduka don isa hotuna masu inganci.
Dubawa
It matters because it made stable, megapixel-quality GAN synthesis practical for the first time.
Zurfafa nutsewa
Karras et al. (NVIDIA) a cikin 2017, haɓaka haɓaka (ProGAN) yana magance rashin zaman lafiya da jinkirin horar da GANs kai tsaye a babban ƙuduri. Dukansu janareta da wariya suna farawa kaɗan, a pixels 4x4, suna koyon babban tsari kawai. Sabbin yadudduka waɗanda ke ninka ƙuduri (8x8, 16x16, har zuwa 1024x1024) ana ƙara su daidai gwargwado zuwa cibiyoyin sadarwar biyu a yayin horo. Mahimmanci, kowane sabon Layer yana dusashewa cikin santsi ta amfani da gauran alpha na layi don haka hanyar sadarwa ba ta gigita da canjin gine-gine ba zato ba tsammani. Ta hanyar koyan manyan siffofi kafin cikakkun bayanai masu kyau, horo ya fi kwanciyar hankali, yana haɗuwa da sauri, kuma yana samar da manyan fuskokin aminci waɗanda suka sa sakamakon CelebA-HQ ya shahara. Takardar ta kuma gabatar da sauye-sauyen ƙanƙanta da daidaita ƙimar koyo don ƙara daidaita horo.
Fahimtar Fasaha
Fade-in shine babban abin zamba. Lokacin da aka ƙara toshe mafi girma, za a gauraye fitowar sa tare da sigar ƙudirin da aka ɗauka a baya ta amfani da alpha mai nauyi wanda ya tashi daga 0 zuwa 1. Wannan yana ba da damar sabbin ma'aunin yadudduka su yi dumi a hankali maimakon lalata abin da cibiyar sadarwa ta riga ta koya. Tsarin daidaitawa yana faruwa a cikin mai wariya. Minibatch daidaitaccen karkatacciyar hanya yana ƙara fasalin taƙaita bambance-bambancen tsari, yana hana janareta rugujewa zuwa ƙayyadaddun kayan aiki.
Dabarun Tasiri
Gudu da sikelin
Kayayyakin AI na iya sarrafa aiki da bincike, ganowa, da ayyuka masu alama a sikelin.
Gina zaɓuɓɓuka
Ƙungiyoyin ƙirƙira za su iya samar da ra'ayoyi cikin sauri tare da ƙarancin bita da hannu.
Ƙungiya da aikin aiki
Ayyuka na iya amfani da siginar hoto da bidiyo waɗanda a baya suke da wahalar aiwatarwa.
Makomar Ci gaban Ci gaban GANs
Ci gaban ci gaba shine tushen da aka gina StyleGAN, amma daga baya StyleGAN2 ya nuna cewa tsayayyen gine-gine tare da haɗin kai da ragowar tubalan na iya dacewa da ingancin sa ba tare da tsarin da aka tsara ba, don haka girma bayyananne ya faɗi cikin farin ciki. Zurfin gadon ya ci gaba: ƙaƙƙarfan tsararraki-zuwa-kyauta yanzu yana bayyana a cikin yaɗuwar sikeli da yawa, manyan bututun da aka ƙera, da masu haɓaka sararin samaniya. Fahimtar ci gaba mai girma yana da mahimmanci don fahimtar dalilin da yasa tsarin koyarwa, ƙananan-zuwa-girma-girma koyo ke daidaita horon haɓakawa.
Aiwatar da Gaskiyar Duniya
Samar da manyan hotuna na fuskar CelebA-HQ wanda ya nuna haɗin GAN 1024x1024.
Samar da samfurori masu inganci na wasu yankuna kamar ɗakin kwana (LSUN) da abubuwa a sikeli.
Yin hidima azaman wurin farawa na gine-gine wanda StyleGAN ya haɓaka don haɓakar fuska mai iya sarrafawa.
Koyar da ƙa'idar horo mai ƙarfi-zuwa-lafiya da aka sake amfani da ita a cikin bututun samar da sikeli da yawa.
Hatsari & Tsare-tsare
Haƙƙoƙin hoto da yarda na iya zama haxarin doka idan ba a fayyace ba.
Ayyukan samfuri na iya bambanta a ko'ina cikin haske, ƙididdiga, da mahalli.
Ƙarya tabbataccen ƙila ba za a iya lura da shi ba sai dai idan an kula da ƙofofin amincewa.
Taswirar Hanya
Ƙayyade ma'auni na karɓa don daidaito, tunowa, da farashi na kuskure.
Gwada tare da bayanan da suka dace da ainihin yanayin samarwa.
Ƙara bita na ɗan adam don ƙarancin amincewa ko tsinkaya mai tasiri.
Bi diddigin ƙirar ƙira kuma sake ingantawa bayan canje-canjen kamara ko saitin bayanai.
Ci gaba da Bincike
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Jagora na gaba
GANs na sharadi
Tambayoyin da ake yawan yi
What is Progressive Growing of GANs?
Ci gaba mai haɓaka yana horar da GAN ta farawa daga ƙananan ƙuduri kuma a hankali ƙara yadudduka don isa hotuna masu inganci. Yana da mahimmanci saboda ya sami kwanciyar hankali, haɗin GAN mai ingancin megapixel mai amfani a karon farko.
Ta yaya GAN mai girma ya fara horo?
Horowa yana farawa daga 4x4, inda cibiyoyin sadarwa ke koyon tsari mai zurfi, kafin a ƙara matakan mafi girma.
Menene babban fa'idar haɓaka ƙuduri a hankali?
Koyo manyan fasalulluka na farko yana daidaita horo da saurin haɗuwa idan aka kwatanta da kai hari cikakken ƙuduri tun daga farko.
Lokacin da aka ƙara sabon Layer mai ƙuduri, ta yaya ake gabatar da shi?
Fade-in madaidaiciyar layi yana haɗa kayan aikin sabon Layer tare da ƙirar ƙirar ƙananan ƙuduri don haka hanyar sadarwar ta daidaita a hankali.
Me yasa ake ƙara yadudduka zuwa duka janareta da masu wariya?
Dukansu cibiyoyin sadarwa suna girma daidai gwargwado don haka mai wariya zai iya ci gaba da kimanta hotuna a ƙudurin janareta na yanzu.
Menene maƙasudin ƙaƙƙarfan ƙa'idar ƙaƙƙarfan ƙa'idar da aka gabatar a cikin ProGAN?
Yana ƙara ƙididdiga game da bambancin tsari, yana ƙarfafa janareta don samar da abubuwa daban-daban maimakon rugujewa.