[BioC] pca analysis/plotting in 3D

Natalie Thorne thorne at wehi.EDU.AU
Wed Nov 26 08:43:29 MET 2003


PCA analysis is simple enough using prcomp function from the mva R
library.  The help is quite good so you should be able to figure it out
from there.

For 3D plots try the R library package xgobi...I've used it before and its
quite good.

Natalie

     *   *    Natalie Thorne, Phd Student.
   *     *
   *   *      Genetics and Bioinformatics Division,
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     *   *
       *      CRC for discovery of genes for common
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On Wed, 26 Nov 2003, Anthony Bosco wrote:

> Hi.
>
> I am interested in doing pca analysis on affymetrix data and ploting
> 3 components (in 3-D).
>
> Does anyone know how to do this?
>
>
> Regards
>
>
> Anthony
>
> --
> ______________________________________________
>
> Anthony Bosco - Cell Biology Research Assistant
>
> Institute for Child Health Research
> (Company Limited by Guarantee ACN 009 278 755)
> Subiaco, Western Australia, 6008
>
> Ph 61 8 9489  , Fax 61 8 9489 7700
> email anthonyb at ichr.uwa.edu.au
>
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