help with PCA
On Mar 16, 2013, at 8:49 AM, john d wrote:
Dear all, If I do a PCA like this: dat<-matrix(rnorm(30),ncol=3) res<-prcomp(dat) Now, imagine that I got new data that I want to project onto the original PC axes. How do I do that?
You can either read the help page or for worked examples do a search on markmail: list:org.r-project.r-help prcomp project new data onto components
David Winsemius Alameda, CA, USA