Distance bi Fréchet tàmbalee
Distance bi Fréchet tàmbalee (FID) mooy metriku standard bi ñuy jëfandikoo ngir jàngat ni nataal yiñ defaree dëgg ak wuute.
Résumé
It compares the statistics of real and generated images in a deep feature space — lower scores mean the fakes look closer to the real thing.
Plongeur bu xóot
FID, Heusel ak ñeneen ñi ñoo ko dugal. ci 2017, defar nañu benn fippu bu mag ci poñ yi njëkka am: musul méngale nataal yiñ defar ak done yu dëggu yi. FID dafay dundal nataal yu dëggu yi ak yiñ defar jaaraleko ci reso Inception-v3 buñ tàggat bu njëkk ba noppi di jàng vecteur 2048-dimensionel ci benn couche pooling bu xóot ngir nataal bu nekk. Ginaaw loolu mu modele ensemble bu nekk ci màndarga yi ni Gaussien bu barivariate, daal di leen tënk ci vecteur moyen ak matrix kovariance. Diggante ñaari Gaussian yi ñu ngi koy xayma ci diggante Fréchet (ñu koy woowe itam diggante 2-Wasserstein). FID bu gëna ndaw dafay tekki ni distribution biñ defar ak tasaaroo bi méngoo bu baax ak nataal yu dëggu yi, di jàpp njub (ndax dañu nuru dëgg?) ak wuute (ndax dañuy muur bariwaayu done dëgg yi?).
Gis-gis xarala
Formul FID mooy difference kare bi am ci diggante ñaari vecteur moyen yi boole ci (tolluwaayu kovariance yi dindi ñaari yoon rasine kare matrix bi ci seen produit). Ndax dafay jëfandikoo covariance bu mat, FID dafay yar génne yu fësul, yu amul dëgg ak mode collapse fu model bi defar bariwaay bu néew lool. Dafay sensible ci dayo misaal bi - nataal yu néew lool ñooy gëna yokk xayma bi - kon praktisien yi dañu koy xayma ci fukki junni nataal, lu bari 50,000.
njeextalu pexe
Gaawaay ak yaatuwaay
Visual IA mën na otomatise saytu, gis ak etiketu liggéey ci eskaal.
Tabax tànneef
Ekipu kreatif yi mën nañu defar konsept yu gëna gaaw te duñu def lu bari ci loxo.
Ekip ak def liggéey
Liggéeyukaay yi mën nañu jëfandikoo siñaal nataal wala wideo yu jafewoon lool ci liggéey.
Ëlëgu Fréchet ci ndoorte li
FID mooy nekk default bi ci barab bi, waaye ay ñakk kattan dañuy dawal yeneen pexe. Gëstukat yi dañu wane ni dafa jël ImageNet ci Inception-v3 te mën na baña ànd ak àtte nit, di yóbbe ay jagleel yu melni FID yuñ xayma ci man-mani CLIP (yenn saa yi ñu koy woowe FDD wala CMMD), Kernel Inception Distance (KID) ngir misaal yu ndaw, ak njub / fàttaliku metric. Xaarandil jàngat bu gëna riis, baña bàyyi xel ci man-man yi, ak jàngat bu méngoo ak ni ñuy gisee, rawatina ginaaw bi bind-ci-nataal ak defar wideo di gëna bari ay resumé yu am benn nimero.
Doxal ci àdduna dëgg
Benchmarking GANs yu melni StyleGAN, fu ekip yi di joxe FID ci done yu melni FFHQ ngir méngale kalite kanam-generation.
Topp jëm kanam gi ci tàggat yaram ci xeetu diffusion ci xayma FID ci poñ yi ngir xam kañ la kalite nataal bi taxawee yokk.
Tegtale xeetu bind-ak-nataal yiy joŋante ci kaw COCO dataset, fu FID bu gëna suufe ñuy wax ni firnde ci génne yi gëna dëggu.
Gis xeetu daanu ci generatër, depi terme covariance FID dafay yokk su model bi defaree nataal yu bari yu néew.
Risk yi ak balustrade yi
Yelleefi nataal ak nangu mën na nekk risku yoon sudee fi ñu bawoo leerul.
Performance model bi mën na wuute ci leeraay bi, demographie bi ak environmaa bi.
Njuumteg positive yi mën nañu dem te kenn duko seetlu fileek xool wuñu buntu wóolu sa bopp.
Roadmap ngir samp gi
Mandargal kritërium nangug njub, woowaat ak njëgu njuumte.
Saytu ak done yu méngoo ak anam yi ñuy liggéeyee dëgg.
Yokk jàngat nit ngir xam fu wóorul dara wala am njeexital yu rëy.
Toppal model drift bi nga baaxal ko ginaaw bi kamera bi wala done yi soppeekoo.
Weyal di banneexu
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Gis bi ci topp
Fonction distance yuñ siñe
Laaj yi ñuy faral di laaj
What is Fréchet Inception Distance?
Distance bi Fréchet tàmbalee (FID) mooy metriku standard bi ñuy jëfandikoo ngir jàngat ni nataal yiñ defaree dëgg ak wuute. Dafay méngale lim yi ci nataal yu dëggu yi ak yiñ defar ci barab bu xóot - poñ yu néew dañuy tekki ni njuumte yi dañu gëna jege li dëgg gi.
Luy wane poñ FID bu gëna ndaw?
FID dafay natt diggante seddaleb man-man yi dëgg ak yiñ defar, kon valeur bu gëna ndaw dafay tekki ni ensemble biñ defar dafay gëna méngoo ak done dëgg ci njub ak bariwaay.
Ban reso buñu tàggat bu njëkk la FID standard di jëfandikoo ngir dindi màndarga nataal yi?
FID dafay jaar ci nataal yi ci reso Inception-v3 buñ tàggat bu njëkk ba noppi jëfandikoo ay man-manam yu am 2048 dimension pooling ngir nataal yu dëggu yi ak yiñ defar yépp.
naka la FID di tënkee màndarga nataal bu nekk balaa mu leen di méngale?
Bépp ensemble màndarga dañu ko modele ni Gaussian bu bari anam, FID mooy xayma diggante Fréchet (2-Wasserstein) diggante ñaari Gaussien yi.
Lan mooy jafe-jafe bi gëna mag ci poñ yi FID joxe ci ndoorte li?
Njortu ndoorte li dafay jàngat nataal yiñ defar kese; FID gën na ko gëna suqali ci méngale distribution nataal yiñ defar ak yiñ defar dëgg.
Lan moo waral FID di yokk su generatër bi amee jafe-jafe ci mode collapse?
FID dafay jëfandikoo covariance bu mat sëkk ci man-man yi, kon su benn model defaree variété bu néew lool, tasaaroowam dafay wuute ak done dëgg yi, di puus poñ yi ci kaw.