[R] R package to perform Horn's parallel analysis

Stéphane Dray dray at biomserv.univ-lyon1.fr
Tue Feb 26 16:43:41 CET 2008


ade4 has the "testdim" function which implements the method proposed in:

*S. Dray*. On the number of principal components: A test of 
dimensionality based on measurements of similarity between matrices. 
/Computational Statistics and Data Analysis/, 52:2228-2237, 2008.

Cheers,


Karen Douglas wrote:
> I am seeking information on whether anyone has written code to perform
> Horn's parallel analysis (a procedure that informs the selection of the
> proper number of components in PCA) in R.
>
>  
>
> Thank you in advance for any help you can provide. Please respond
> off-list at the email address below.
>
> Karen Douglas
>
>  
>
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> Karen Douglas, PhD
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> and provide commented, minimal, self-contained, reproducible code.
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-- 
Stéphane DRAY (dray at biomserv.univ-lyon1.fr )
Laboratoire BBE-CNRS-UMR-5558, Univ. C. Bernard - Lyon I
43, Bd du 11 Novembre 1918, 69622 Villeurbanne Cedex, France
Tel: 33 4 72 43 27 57       Fax: 33 4 72 43 13 88
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