return of frustratingly easy domain adaptationadas.cvc.uab.es › task-cv2015 › materials ›...
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Baochen Sun*, Jiashi Feng**, Kate Saenko**UMass Lowell, **UC Berkeley & NationalUniversityofSingapore
bsun@cs.uml.edu, elefjia@nus.edu.sg, saenko@cs.uml.edu
Return of Frustratingly Easy Domain Adaptation
Domain Shift CORrelation ALignment (CORAL)
ThisresearchwassupportedbyNSFAwardsIIS-1451244andIIS-1212928.
TrainClassifieronTransformedSourceandTestonTarget
WhiteningbothDomains
TASK-CV 2015
FullpapertoappearinproceedingsofAAAI-16,preprintisavailableonarXiv.
WhiteningSource Re-ColoringwithTargetCov
FailstoAlignCovs
Covsarelikelylowrank
Ø DistributionsaredifferentØ AlignDsbyaligningCovs
Ø ClosedformsolutionØ Whiteningfollowedbyre-coloring
ConclusionØ ImprovementisconsistentØ Largerimprovementonstronglycorrelated
features(e.g.,deepfeatures)
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