[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,
* The Walter And Eliza Hall Institute
* * Of Medical Research (WEHI).
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* *
* CRC for discovery of genes for common
* * human diseases.
* *
* * Email : thorne at wehi.edu.au
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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