RKpsi computes psi function for Rocke (translated Tukey's) biweight
psiRK=RKpsi(u,c, M)
example
Maronna, R.A., Martin D. and Yohai V.J. (2006), "Robust Statistics, Theory and Methods", Wiley, New York.
Rocke D.M. (1996), Robustness properties of S-estimators of multivariate location and shape in high dimension, "The Annals of Statistics", Vol. 24, pp. 1327-1345.
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RKeff |
RKpsider |
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Functions |
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