[R] pca

Douglas Trainor trainor at transborder.org
Sun Dec 14 23:31:06 CET 2003


Somewhere along the line, you have been confused.
You're in good company though.  Factor analysis 
and PCA are different entities entirely.

	douglas



fciclone wrote:

>Dear listmates, i've done a pca analisys in R (1.8 v.) 
>with the command
>
>pca(Matrix, cent=FALSE, scle=FALSE)  
>
>I have obtained a v matrix very different from the  
>component matrix resulted by a factor analysis in SPSS, 
>unrotated and with a extraction from a correlation 
>matrix. Any clues about this diference?
>Thanks in advance,
>Alex.
>  
>




More information about the R-help mailing list