bb.subset {Rfwdmv} | R Documentation |
Computes the initial subset using robust bivariate boxplots as described in ARC.
bb.subset(X, size)
X |
a matrix or data frame containing a multivariate data set. |
size |
the size of the initial subset. |
An integer vector containing the indexes of the units in the initial subset.
Aldo Corbellini
Zani, S., Riani M. and Corbellini A. (1998), "Robust Bivariate Boxplots and Multiple Outlier Detection", Computational Statistics and Data Analysis (1998), pp. 257-270.
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 = bb.subset) ### start with a subset size m=22 data(fondi.dat) fondi.fwdmv <- fwdmv(fondi.dat, bsb = bb.subset(fondi.dat,22))