On Fri, 5 Dec 2003, Ognen Duzlevski wrote: > Hi all, thank you for replying so quickly! > > I have another problem: > > step.wise <- stepwise(data.table[,names(good.motifs[,1])], data.table[1], > f.crit=fval.cutoff) > > s-plus has the stepwise() formula but R has step() and stepAIC() from base > and MASS packages. I cannot seem to figure out how to convert the above > stepwise to either step() or stepAIC().
You can't. This is an old-fashioned approach, and the closest equivalent in R is probably that of regsubsets in package leaps (in one of its stepwise modes: it is a little short of detail) I can't help asking: If you have S-PLUS (sic) code, why not use S-PLUS? -- Brian D. Ripley, [EMAIL PROTECTED] Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/ University of Oxford, Tel: +44 1865 272861 (self) 1 South Parks Road, +44 1865 272866 (PA) Oxford OX1 3TG, UK Fax: +44 1865 272595 ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help