Stata The Stata listserver
[Date Prev][Date Next][Thread Prev][Thread Next][Date index][Thread index]

Re: st: RE: PCA of a correlation matrix ?


From   Hervé CACI <hcaci@wanadoo.fr>
To   <statalist@hsphsun2.harvard.edu>
Subject   Re: st: RE: PCA of a correlation matrix ?
Date   Tue, 22 Apr 2003 20:56:34 +0200

le 22/04/03 17:23, Nick Cox à n.j.cox@durham.ac.uk a écrit :

> PCA direct from correlation matrix -corr-
> 
> mat symeigen eigenvec eigenval = corr
> 
> Factor analysis (strict sense) direct
> from correlation matrix? I think you
> need to write your own code.

Thank you very much, Nick.

Hervé.


*
*   For searches and help try:
*   http://www.stata.com/support/faqs/res/findit.html
*   http://www.stata.com/support/statalist/faq
*   http://www.ats.ucla.edu/stat/stata/



© Copyright 1996–2014 StataCorp LP   |   Terms of use   |   Privacy   |   Contact us   |   What's new   |   Site index