[R] Details to factor analysis
Thomas W Blackwell
tblackw at umich.edu
Mon Apr 7 15:49:36 CEST 2003
I've been hoping someone else would reply. My only suggestion
is: look up the formula for the quantities you want and calculate
them directly, using matrix or vector arithmetic at the R command
line. That's what most people do.
- tom blackwell - u michigan medical school - ann arbor -
On Sun, 6 Apr 2003, Tino Richter wrote:
> Well, it is no problem to use R or S-Plus for a principle
> component analysis (PCA). The function "princomp" works very
> well with my polychoric correlation matrix, that I use for
> this approach on ordinal variables. But I want to inspect the
> Kaiser-Meyer-Olkin-crieterion with the "measure of sampling
> adequancy (MSA)" and the anti-image-correlation matrix.
> I can't find any possibility to compute this. Please give me
> a hint.
> Many Thanks!
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