Isku qas iyo CutMix Kordhinta
Mixup iyo CutMix waa habab xog-kordhinta oo abuura tusaalooyin tababar oo cusub iyadoo la isku darayo laba sawir iyo calaamadahooda.
Dulmar
Mixup linearly interpolates whole images and labels, while CutMix pastes a rectangular patch from one image onto another and mixes labels by patch area — both reduce overfitting and improve robustness.
quusid qoto dheer
Isku-dhafka (Zhang et al., 2017) waxay sameeyaan muunad cusub sida x̃ = λ·x_a + (1−λ) · x_b oo leh calaamadda ỹ lagu daray isla λ, halkaasoo λ laga soo qaatay qaybinta Beta. Tani waxay dhiirigelinaysaa qaabka inuu u dhaqmo si toos ah inta u dhaxaysa tusaalooyinka, hagaajinta xudduudaha go'aanka iyo hagaajinta jaangooyada. CutMix (Yun et al., 2019) beddelkeeda waxay ka gooysaa gobol leydi ah sawirka B oo ku dheji sawirka A; Miisaanka calaamadda waxaa lagu dejiyay saamiga pixels sawir kastaa wuxuu wax ku biiriyaa. Sababtoo ah CutMix waxay haysaa gobollo muuqaal ah oo isku xiran (halkii ay ka ahaan lahayd isku-dhafka rooxaanta), waxay ilaalinaysaa qaab-dhismeedka faa'iidada leh iyada oo wali ku qasbaysa moodalka inuu ka soo qayb galo shay iyo qaybo badan. Labada farsamooyinba waxay u dhaqmaan sidii joogtayayaal xooggan, waxay sare u qaadaan saxnaanta cabbirrada ImageNet, waxayna si gaar ah u wanaajiyaan adkaynta musuqmaasuqa iyo wax-soo-saarka iska soo horjeeda.
Aragtida Farsamada
Labada habba waxay wax ka beddelaan bartilmaameedka lumitaanka, ma aha oo kaliya gelinta. Calaamaddu waxay noqotaa bartilmaameed jilicsan, isku dhafan, sidaas darteed luminta-entropy-ku waa isku-dhafka λ-miisaanka leh ee laba fasal - si wax ku ool ah oo ah nooc ka mid ah summada silcin ee ku xiran saamiga isku dhafka pixel. Gudaha CutMix, λ waxay la mid tahay jajabka pixels aan la beddelin, laga soo xisaabiyay aagga sanduuqa la gooyay oo loo qaybiyay wadarta bedka sawirka, taas oo ilaalinaysa saamiga sumadda si waafaqsan inta sawir kasta la arki karo.
Saamaynta Istiraatijiyadeed
Qiimaha iyo miisaaniyada
Go'aamada qaab-dhismeedku waxay horseedaan waxqabadka iyo kharashka hawlgalka sannadaha.
Go'aamo cad
Waxbarashada farsamada waxay ka caawisaa kooxaha inay doortaan xidhmo sax ah, ma aha oo kaliya kan ugu cusub.
Xakamaynta tayada
Doorashooyinka injineernimada ee wanaagsan waxay yareeyaan shilalka la isku halleyn karo ee wax soo saarka.
Mustaqbalka Isku-dhafka iyo Kordhinta CutMix
Kordhinta isku-dhafka ah ee ku salaysan hadda waa heerka caadiga ah ee cuntooyinka kala-soocidda sawirka xooggan waxayna taageertaa dhuumaha tababarka casriga ah ee beddelayaasha aragga, kuwaas oo inta badan u baahan habayn culus. Cilmi-baadhistu waxay ku sii socotaa kala duwanaanshiyaha-ka war-haynta (tusaale, jarista gobollada macluumaadka), isku-darka heerka calaamadda beddelka, iyo kordhinta maqalka, qoraalka, iyo xogta 3D. Filo xeeladaha isku dhafka ah si ay u ahaato kabaal qiimo jaban si kor loogu qaado saxnaanta, jaangooyada, iyo adkaynta sida qaab-dhismeedyada ay u koraan xog-gaajo badan.
Dhaqangelinta Adduunka-dhabta ah
Tababarka kala soocida ImageNet ee leh CutMix si kor loogu qaado saxnaanta-1 sare loona hagaajiyo meelaynta walxaha.
Codsashada Mixup si loo hagaajiyo qaabaynta moodeelka si kalsoonida la saadaaliyay ay si fiican ugu habboonaato saxnaanta dhabta ah.
Si xoog leh loo habeeyo transformers aragga (tusaale, DeiT) oo leh Mixup iyo CutMix la isku daray si loogu tababaro xogta xaddidan.
Kordhinta adkeysi ee musuqmaasuqa sawirka iyo agabka qaybinta ka baxsan ee hababka aragga badbaadada-muhiimka ah.
Khatarta & Dariiqyada Ilaalada
Hagaajinta hal bartilmaameed waxay qarin kartaa daciifnimada nidaamka ballaaran.
Kaabayaasha dhaqaalaha iyo dayactirka inta badan waa la dhayalsadaa.
Nabadgelyada iyo daldaloolada u fiirsashada ayaa kori kara marka nidaamyadu noqdaan kuwo aad u adag.
Qorshe Hawleedka Dhaqangelinta
Qeex daahida, tayada, iyo bartilmaameedyada qiimaha ka hor inta aan la hirgelin.
Benchmark marka la eego culeyska dhabta ah iyo xaaladaha xogta.
La socodka qalabka khaladaadka, leexashada, iyo saamaynta isticmaalaha.
U diyaari dib-u-noqoshada iyo dariiqyada jawaab-celinta dhacdada ka hor inta aanad miisaan.
Sii wad Sahaminta
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Hagaha xiga
Kordhinta-Waqtiga Imtixaanka
Su'aalaha soo noqnoqda
What is Mixup and CutMix Augmentation?
Mixup iyo CutMix waa habab xog-kordhinta oo abuura tusaalooyin tababar oo cusub iyadoo la isku darayo laba sawir iyo calaamadahooda. Isku-darka ayaa si toos ah u dhexgala sawiro iyo summado dhan, halka CutMix ay ku dhejiso balastar leydi ah oo ka mid ah sawirka mid kale oo waxay ku qastaa summada aagga balastarka - labaduba waxay yareeyaan ku-habboonaanta waxayna hagaajiyaan awoodda.
Sidee Mixup u abuurtaa tusaale tababar oo cusub?
Foomamka isku dhafka ah x̃ = λx_a + (1−λ)x_b oo isku daraa sumadaha iyo isku λ laga soo qaatay qaybinta Beta.
Waa maxay farqiga u dhexeeya CutMix iyo Mixup?
CutMix waxay koobiyaysaa gobol leydi ah hal sawir una guuri doona mid kale, iyadoo ilaalinaysa nuxurka deegaanka halkii ay ka ahayd in la isku duubo laba sawir.
Gudaha CutMix, sidee loo go'aamiyaa miisaanka isku dhafka ah (lambda) ee calaamadaha?
Saamiga summada ee CutMix waxa dejiyay aagga sanduuqa la dhejiyay marka loo eego sawirka oo dhan, iyada oo la ilaalinayo sumadaha si waafaqsan pixels muuqda.
Ka sokow sawirka gelinta, maxaa kale ee Mixup iyo CutMix wax ka beddelaan?
Labada habba sidoo kale waxay isku daraan sumadaha, iyagoo soo saaraya bartilmaameedyo jilicsan kuwaas oo u dhaqma sida qaab ku-tiirsanaanta xogta ee summada.
Qaybintee ayaa inta badan loo isticmaalaa in lagu muunadeeyo isku-dhafka isku-dhafka ah ee lambda?
Isku-darka iyo CutMix waxay caadi ahaan ka sawiraan λ qaybinta Beta, kaas oo koontaroolaya sida xooggan ee labada tusaale isugu jiraan.