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Dropout ab pexe regularisasioŋ la buy dindi ci anam wu mucc benn wàll ci neuron yi ci jéego bu nekk ci tàggat yaram, di forse reso bi mu tabax ay représentation yu bari te dëgër.
Déglul tegtal biiIA-nettali · ~2 min
It became one of the most influential techniques for fighting overfitting in deep learning.
Groupe Hinton moo ko dugal ci atum 2012, dropout dafay wax ci benn ñakk kattan bu mag ci reso yu mag yi: neuron yi mën nañu ànd ànd, jàng saafara njuumti yi ci seen biir ci anam wudul liggéey ci done yiñ tàggat. Bépp paas bu jëm kanam ci diiru tàggat yaram, dropout dafay def génnug neuron bu nekk ci nul ak yenn probabilite p (dafay faral di nekk 0.5 ci diisaay yu dëgër). Ndax bépp neuron mën na ni mes, reso bi mënul wéeru ci jàppante yu yomba dagg, te dafa wara tasaare xibaar bu am njariñ ci yunit yu bari. Loolu dafa melni tàggat ensemble bu mag bu reso yu sew yu bokk poids. Biñu yeggee ci test bi, dañuy fay dropout ba noppi jëfandikoo reso bi yépp, ak activations yuñ scale ngir génne gi ñuy seentu méngoo ak tàggat bi. Resultaa bi mooy generalisation bi gëna baax ci njëgu tàggat bu gëna gudd tuuti.
Yokk benn couche Dropout ak p ci diggante 0.5 ci digganté couche yu dëgër yi ci benn nataal wala mbind buy xaaj ci PyTorch wala Keras
Modèle transformateur yiy jëfandikoo dropout ci diisaayu bàyyi xel ak joxe feed-forward ci diiru tàggat yaram
Monte Carlo dropout, fu dropout des ci inference ngir génne xayma yu wóorul ci wàllu pajum wala kaaraange-gëna am solo
xóotaayu stokastik (DropPath) dafay sànni ay blok yu des ngir yamale reso yu xóot lool yu melni ResNets ak transformatëri gis-gis
Ci reso yiy xool konvolusionel, normalisasioŋ ci lots dafa toxal bu baax dropout buñ miin, waaye anam yi ñuy jëfandikoo dañuy gëna am doole feneen: transformateur yi dañuy jëfandikoo dropout ci bàyyi xel ak feed-forward, ak DropPath (xootaayu stochastic) dafay daaneel bloc residuel yépp. Monte Carlo dropout, mooy tëye dropout bi ci inference, ñu koy jëfandikoo ngir xayma ñàkka wóoru model bi. Xaarandil ni yamale stochastic nekk jumtukaay bu yomb, buñu méngale ak architecture bu nekk te du benn rëset buñ tëral.
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Dropout ab pexe regularisasioŋ la buy dindi ci anam wu mucc benn wàll ci neuron yi ci jéego bu nekk ci tàggat yaram, di forse reso bi mu tabax ay représentation yu bari te dëgër. Nekk na benn ci pexe yi gëna am solo ngir xeex lu ëpp li ñuy jàng ci njàng mu xóot mi.
Dropout dafay nul neuron bu nekk ak probabilite p ci diiru tàggat yaram, kon ñu jëfandikoo beneen sous-réseau bu sew ci jéego bu nekk.
Suñu dindie ay yunit ci anam wu mucc, dropout dafay tere neuron yi sos ay lëkkaloo yu yomba dagg yuy liggéey ci done yu tàggat rek, gëna dëgër.
Ci gàttal, reso bi yépp dafay dox ak dropout bu desee, te aktivasioŋ yi dañu leen di eskale ngir génne yi ñuy seentu méngoo ak séddaleb tàggat bi.
Ak p = 0.5 neuron bu nekk amna 50 pursaa chance ñu zero, kon ci moyenne lu tollu ci genn-wàll dañuy daanu ci pass forward bu nekk.
Sampling beneen sous-reseau jéego bu nekk mingi jege limu exponentiel ci reso yu bokk poids, xeetu ensembling bu yomb.
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Ci bi mu melGis bi ci topp
Wàcci degrade stokastik ak saa
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