Njàngat ci siklik
Tolluwaayu jàng ci sikl dafay baamtu tolluwaayu jàng ci kaw ak ci suuf ci diggante yam ci suuf ak ci kaw, duñu ko yàq rek.
Résumé
This counterintuitive bouncing can speed up convergence and helps the optimizer escape sharp local minima and saddle points.
Plongeur bu xóot
Leslie Smith moo ko tàmbale ci atum 2015, tolluwaayu njàngum siklik (CLR) dafay weddi xalaat biy wax ni tolluwaayu njàng mi dafa wara wàññeeku rek. Lu moy loolu, dafay yëngu ci diggante li gëna ndaw ak li gëna mag ci kaw limu iterasioŋ yuñ tëral ('cycle'), lu bari ci jëmm ju am ñatti kaar. Intuition bi: yokk taxawaayu saa yu nekk dafay joxe energie bu bari buy may model bi mu génn ci minima yu néew doole yi, ba noppi jàll ci poñ selle yi, ci noonu la fase yu wàcci yi bàyyi ko mu sedd. Smith dugal na itam 'LR range test' - ab daw bu gàtt buy bale taxawaayu kaw bi ngay seetaan perte - ngir gis ay yam yu baax ci saasi. Triangle, triangle-ak-decay, ak politiku benn sikl bu siiw bi, ñoom ñépp a ngi tabax ci xalaat boobu.
Gis-gis xarala
Politigu triangle dafay yokk ligneer ci base bi ba ci max ci genn-wàllu cycle, ba noppi linearly wàññi ko ci beneen genn-wàll gi. Guddaayi sikl bi dañu koy faral di def ci ay iterasioŋ yu néew. Politigu benn-cycle dafay jëfandikoo benn cycle bu gudd: njëg yi dañuy yokk ba noppi wàcci ci suufu point bi ñuy tàmbalee, ci noonu la momentum bi di toxu ci anam wu wuute - yéeg su tolluwaayu wàccina ak luko moy - loolu dafay nekk regularizer ba noppi may 'super-convergence' ci yenn liggéey.
njeextalu pexe
Njëgg ak budget
Dogal yi architecture di jël dañuy indi njariñ ak njëgu liggéey bi ay at ci ginaaw.
dogal yu gëna leer
Njàngalem xarala yi dafay jàppale ekip yi ñu tànn li gën, te baña yam ci li gëna bees daal.
Xool kalite
Tanneef yu gëna baax ci wàllu ingeñër dina wàññi jafe-jafe yi ci wàllu wóor ci liggéey bi.
Ëlëgu Njàngalem Siklik
Jamonoy siklik ak politiku benn sikl ñu ngi wéy di siiw ci tàggat yu gaaw ci wàllu gis-gis ak liggéey tablo, te test range LR dafay nekk xeetu tuning buñ miin. Ci xeetu làkk yu yaatu lool, xeetu warmup-plus-cosine yu neex yi ñooy ëpp doole, waaye gis-gis bi ci suuf - ni yokkute strategiku dafay jàppale ñu rëcci ci gox yu baaxul yi ci paysage perte - di yëgle tàmbaliwaat yu tàng (SGDR) ak pexe ensemble yiy jël xeetu snapshot ci poñ bu nekk ci cycle. Xaarandil cross-pollination buy wéy ci digganté xalaati siklik yi ak defarkati kalendriye yiy méngoo ak seeni bopp.
Doxal ci àdduna dëgg
fast.ai siiwal na politiku benn-cycle muy default ngir gaaw ci tàggat nataali classifiers ci njubte bu rëy ci jamono yu néew.
Test range LR dafay bale tolluwaayu kaw ci ay téemeeri lots yu néew ngir tànn min ak max bounds balaa daw dëgg.
Ensembling snapshot dafay denc benn model checkpoint ci njeextalu cycle bu nekk, muy defar ensemble bu amul fayda ci benn tàggat yaram.
Wàcci degrade stochastic ak tàmbaliwaat yu tàng (SGDR) dafay reset saa yu nekk njëg bi ci valeur bu kawe ngir rëcci ci minima yu ñaw yi.
Risk yi ak balustrade yi
Optimize benn benchmark mën na nëbb ñakk kattan yu gëna yaatu ci sistem bi.
Njëg li ñuy fay ci infrastructure yi ak ci toppatoo dañuy faral di suufeel.
Bu sistem yi di gëna xawa jafee xam, jafe-jafe yi am ci wàllu kaaraange ak seetlu mën nañu gëna bari.
Roadmap ngir samp gi
Mandargal latency, kalite, ak njëg yi laata ngay jëfandikoo.
Benchmark ci biir sargal ak done yu dëggu.
Jumtukaay bi di saytu njuumte yi, derive bi ak njeextalu jëfandikukat bi.
Waajal rollback ak yooni tontu ci jafe-jafe yi laata ngay eskale.
Weyal di banneexu
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Gis bi ci topp
Jamonoy Njàngale
Laaj yi ñuy faral di laaj
What is Cyclical Learning Rates?
Tolluwaayu jàng ci sikl dafay baamtu tolluwaayu jàng ci kaw ak ci suuf ci diggante yam ci suuf ak ci kaw, duñu ko yàq rek. Bii rebond bu jaarul yoon mën na gaawlu convergence bi ba noppi jàppale optimisateur bi mu rëcci ci minima local yu ñaw yi ak poñ selle yi.
Ban xalaat bu am solo la tolluwaayu njàngum siklik di werante?
CLR dafay yokk njëg bi ak yoon, bañ xalaat bu yàgg biy wax ni dafa wara yàqu ci anam wu wuute.
Lan moo waral yokk limu nit ñi di jàng saa yu nekk mën na jàppale?
A burst bu gëna rëy mën na push optimizer bi ci minima yu néew doole yi, yu ñaw yi wala ci point saddle yi suko defee mu mëna gis gox yu gëna baax.
Luy 'test range LR'?
Dafay daw ab diir ak njëg buy yokk bu baax; courbe perte bi dafay wane minimum ak maximum buñu wara jëfandikoo ci cycle yi.
Ci politiku benn sikl, naka la momentum di doxalee ci wàllu njàng?
Politigu benn-cycle dafay wàññi momentum bi tolluwaayu yéeg ba noppi yokk ko lu tolluwaayu wàcci, loolu dafay yokk effet regularizing.
Luy 'ensemblement snapshot' ci wàllu oraaru siklik?
Ndax cycle bu nekk dafay nekk ci minimum bu wuute, denc checkpoint yooyu dafay jur model yu bari yu wuute ci benn run buñ mëna boole.