Doxalinu Gauss
Processus Gaussien anam la wu yomb te amul ay parametre ngir modele ay fonction yuy ànd ak xayma yu wóorul dara.
Résumé
It is prized when data is scarce and knowing how confident the model is matters as much as the prediction itself.
Plongeur bu xóot
Processus Gaussian (GP) dafay màndargaal séddaleb probabilite ci kaw fonction yi moo gën ñu méngale ay parametre yu takku. Ci anam wu jaar yoon, bépp ensemble poñ buñ jëlee ci GP dafay topp distribution Gaussian (normal) buñ boole. Yaa ngi leeral ab fonction moyenne, ak lu gëna am solo, ab covariance wala fonction kernel buy kode ni output yi wara nuru ci entrée yi ci wetam. Ginaaw ñu ko defaree ci done yiñ seetlu, GP bi du delloo rek benn valeur buñ séentu ci poñ bu bees bu nekk waaye distribution bu mat sëkk, di joxe moyenne ak diggante wóolu buñ kalibre bu sori ci done yi. Tanneef kernel bi, lu melni RBF bu nooy (exponentiel kaare) wala kernel Matern bu gëna ñaw, mooy saytu nooy ak balansu guddaay. Njaxasu neexaay bi ak ñàkka xam lu dëggu moo tax GP yi gëna baax ci ensemble done yu ndaw ak jàngat yu seer.
Gis-gis xarala
Xalaatal dafay wàññeeku ci algèbre lineaire ci kaw matrix kernel bi: moyenne bi ci ginaaw ak variance ñu ngi bawoo ci soppi matrix covariance n-by-n buñ tabax ci ay dugal tàggat. Boobu coppite mingi tollu ci n-cubed time, loolu mooy tënk GPs yu xamul dara ci ay junni poñ yu néew. Hyperparametre yu melni eskaalu guddaay bi ak niveau bruit bi dañu leen di gëna yamale ci yokk probabilite marginal bi, loolu mooy ekilibre done yi méngoo ak jafe-jafe model bi.
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 liggéeyu Gaussian
GPs ñu ngi wéy di nekk motër bi ci ginaaw optimisation Bayesian, anam wi ñuy jëfandikoo ngir defar ay hyperparamètre yuy jàng masin ak nafar ay jàngat ci anam wu jaar yoon. Gëstu bu am solo bi dafay xool seen escalability jaaraleko ci xayma yu néew yu jëfandikoo ay poñ yuy indi ak inference variationnelle stochastique, ak jaaraleko ci jàng kernel bu xóot bi boole ay extracteur yu màndarga neuronal ak ñàkka xam GP. Xaarandi jëfandikoo bu gëna bari ci robotik, gis-gis gëstukat, ak bépp barab boo xamni ñàkka wóor guñu kalibre ak njariñu done yi ëpp nañu dayo done yu bees yi.
Doxal ci àdduna dëgg
Optimisation bayesienne ngir ajuste ay hiperparametre model ak ay jeego yu néew
Modeling ak boole ay done ci wàllu barab lu ci melni suuf wala ni polusioŋ bi tollu
Modèle surrogate yiy tegtal gëstub science wala ingenieur yu seer
Diggante jamonoy seetlu fuñu soxla diggante wóolu buñ kalibree
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
Gauss
Laaj yi ñuy faral di laaj
What is Gaussian Processes?
Processus Gaussien anam la wu yomb te amul ay parametre ngir modele ay fonction yuy ànd ak xayma yu wóorul dara. Dafay am solo sudee ay done bariwul, te xam ni model bi wóolu boppam moo gëna am solo ni wax ji ci boppam.
Processus Gaussian dafay màndargaal séddaleb probabilite ci kaw lan?
GP dafay def distribution ci kaw fonction yépp, kon bépp ensemble point bu am àpp dafay boole Gaussian.
Lan mooy njariñ bi gëna mag bi GP mëna joxe ginaaw wax luy am ci poñ yi?
GPs yi delloo nañu distribution predictive bu mat sëkk, suko defee nga am diggante wóolu buy yaatu fi done yi néew.
Ban cër la kernel bi (fonction kovariance) di def ci GP bi?
Kernel bi dafay màndargaal lëkkaloo gi am ci digganté poñ yi, di saytu màndarga yu melni nooy ak guddaayi eskaalu fonction biñ modele.
Lan moo waral Processus Gaussian standard yi di am jafe-jafe ak ensemble done yu bari lool?
Posterior bi gën na soxla soppi matrix covariance n-by-n, buy eskale cube ak limu poñ yi.
naka lañuy faral di tanne ay hiperparametre GP yu melni balansu guddaay bi?
Yokkateg marginal probabilite mooy méngale done yi ak jafe-jafe model bi ngir mëna defar ay hyperparametre.