HyperStyle, gadziriso yeStyleGAN yekugadzirisa mufananidzo

Chikwata che Vatsvagiri veTel Aviv University vachangobva kuburitsa HyperStyle, zvinova shanduro yakadzoserwa yemuchina wekudzidza system NVIDIA StyleGAN2 iyo yakagadziridzwa patsva kuti igadzirise zvidimbu zvisipo paunenge uchigadzirisa mifananidzo chaiyo yenyika.

StyleGAN inoratidzwa nekubvumira kubatanidza zviso zvitsva zvevanhu vane chitarisiko chaicho, kuseta zvimiro zvakaita sezera, murume kana mukadzi, kureba kwebvudzi, hunhu hwekunyemwerera, chimiro chemhino, ruvara rweganda, magirazi uye kona yemifananidzo.

Kune rumwe rutivi, HyperStyle inoita kuti zvikwanise kushandura maparamita akafanana mune aripo, Mune mamwe mazwi, inokutendera iwe kuti ugadzire mafoto pasina kugadzirisa maitiro avo uye kuchengetedza kuzivikanwa kwechiso chepakutanga.

HyperStyle inosvitsa hypernetworks kuti idzidze kukwenenzvera huremu hweiyo yakambodzidziswa StyleGAN jenareta hukama kune wakapihwa mufananidzo wekuisa. Kuita izvi kunogonesa optimization level inovakazve ine encoder-senge inference nguva uye yakanyanya kurongeka.

Somuenzaniso, pakushandisa HyperStyle, inogona kutevedzera shanduko yezera remunhu mumufananidzo, shandura bvudzi rebvudzi, wedzera magirazi, ndebvu kana ndebvu, ita kuti chifananidzo chiite semufananidzo wekatuni kana mufananidzo wakaitwa nemaoko, ita chiso chakasuruvara kana kufara.

Mune ino kesi, Iyo sisitimu inogona kudzidziswa kwete chete kushandura zviso zvevanhu, asiwo kune chero chinhu, che Semuenzaniso, kugadzirisa mifananidzo yemotokari.

Mazhinji emabasa anodzidza inversion anotarisa kodhi yakadzikama iyo inovaka chaizvo patsva mufananidzo wakapihwa. Rimwe basa richangoburwa rakakurudzira kukwenenzverwa kwemifananidzo yehuremu hwejenareta kuti uwane kuvakwa kwemhando yepamusoro yemufananidzo wakapihwa. NeHyperStyle, isu tinovavarira kuunza idzi nzira dzekugadzirisa jenareta kunharaunda yezvinopindirana maapplication nekuzvigadzirisa kune encoder-based maitiro.

Isu takadzidzisa imwe hypernetwork kudzidza kukwenenzvera uremu hwejenareta zvinoenderana nemufananidzo waunoda. Nekudzidza mepu iyi, HyperStyle inofanotaura zvine huremu hwejenareta isingasviki 2 masekonzi pamufananidzo, zvichiita kuti ishande kune dzakasiyana siyana dzekushandisa.

Maitiro akataurwa ine chinangwa chekugadzirisa dambudziko rekuvaka patsva zvikamu zvisipo zvemufananidzo panguva yekugadzirisa. Matekiniki ataurwa pamusoro akagadzirisa chiyero pakati pekuvaka patsva nekugadzirisa nekugadzirisa zvakanaka mugadziri kuti atsive zvikamu zvemufananidzo wauri kutariswa uku uchigadzira patsva matunhu anogona kurongeka anga asipo pakutanga. Iyo yakaderera yemaitiro akadaro ndiko kudiwa kwenguva refu kwakanangwa kudzidziswa kweneural network yemufananidzo wega wega.

Iyo nzira yakavakirwa paStyleGAN algorithm inobvumira kushandisa yakajairika modhi, yakafanodzidziswa pazviunganidzwa zvemifananidzo zvakajairika, kugadzira zvinhu zvemufananidzo wekutanga zvine mwero wekuvimba unofananidzwa nealgorithms inoda kudzidziswa kwemuenzaniso kune mumwe nemumwe mufananidzo.

Imwe yemabhenefiti eiyo nzira nyowani kugona kugadzirisa mifananidzo nekuita padhuze nenguva chaiyo, mukuwedzera kune chokwadi chekuti. iyo modhi yakagadzirira kudzidzisa yakagadzirirwa vanhu ivavo, mota nemhuka zvichibva pane zvakaunganidzwa kubva kuFlickr-the Faces-HQ (FFHQ, 70,000 yepamusoro yePNG mifananidzo yezviso zvevanhu), The Stanford Cars (16 mifananidzo yemotokari) uye AFHQ (mifananidzo yemhuka).

Uyewo, seti yezvishandiso inopihwa kudzidzisa mamodheru akopamwe neakagadzirira-kushandisa-akadzidziswa modhi yeakajairika encoder uye jenareta akakodzera kushandiswa nawo. Semuenzaniso, kune majenareta aripo ekugadzira Toonify-maitiro emifananidzo, Pstrong mavara, kugadzira zvikeche, uye kunyange masitayipi seDisney princess.

Finalmente kune vanoda kuziva zvakawanda Nezve chishandiso ichi, unogona kutarisa ruzivo Mune inotevera chinongedzo.

Izvo zvakakoshawo kutaura kuti iyo kodhi yakanyorwa muPython uchishandisa iyo PyTorch chimiro uye ine MIT rezinesi. Unogona kutarisa kodhi pa chinotevera chinongedzo.


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