Hi, is there an implementation of RFE (recursive feature elimination; see e.g. Guyon et al. 2002, Furlanello et al. 2003) existing in R? Thanks for your help! Regards Michael -- Michael T. Mader Institute for Bioinformatics/MIPS, GSF Ingolstaedter Landstrasse 1 D-80937 Neuherberg 0049-89-3187-3576 In statistics, some people worry about not seeing the forest for the trees. I like to look at the bark. (C. R. Blyth, 1967)