简介：Dependingonanalyzingtheabuseofequivalentweights,asetofself-containedtheorysystemonrobustestimationbasedonequivalentvariance-covarianceisestablished,whichincludesρfunction,φfunction,equivalentvariance-covariancefunction,influencefunctionandbreakdownpoint.Andanexampleisgiventoverifythattherobustmodelsproposedinthispaperarereliableandcorrect.
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