The influence function of the StahelβDon
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Daniel Gervini
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Article
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2002
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Elsevier Science
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English
β 176 KB
This article derives the in uence function of the Stahel-Donoho estimator of multivariate location and scatter for elliptical distributions. Local robustness and asymptotic relative e ciency are studied. The expressions obtained for the in uence functions coincide with those of one-step reweighted e