On Tue, 2009-03-03 at 07:27 +0100, Nikos Alexandris wrote: > # 2. Implementations of PCA ### ### ### ### > > * R's implementation of: > > - method 1 (eigen) is the _princomp()_ function > > -*applies*: > \data centering > \data scaling Hmm... sorry, this should be _only_ data centering.