ellipse.subset {Rfwdmv} | R Documentation |
Computes the initial subset using robustly centered ellipses as described in ARC.
ellipse.subset(X, size)
X |
a numeric matrix containing the multivariate data set. |
size |
an integer specifying the size of the initial subset. |
Kjell Konis
Riani M. and Zani S. (1997), An Iterative Method for the Detection of Multivariate Outliers", Metron, pp. 101-117.
Atkinson, A. C., Riani, M. and Cerioli, A. (2004) Exploring Multivariate Data with the Forward Search. Springer-Verlag New York.
data(fondi.dat) fondi.fwdmv <- fwdmv(fondi.dat, bsb = ellipse.subset)