[BioC] PCA plots
Laurent Gautier
laurent@cbs.dtu.dk
Tue, 28 Jan 2003 05:55:31 +0100
On Mon, Jan 27, 2003 at 11:29:39PM -0500, Michael Benjamin wrote:
> Hi, all.
>
> Are there any plans to spice up the principal components analysis tools
> in R? Many commercial packages offer interactive manipulation of 3D
> biplots. We are almost there already, with a fast (if homely-looking)
> biplot in "princomp." Any takers?
AFAIK, R can interface with ggobi. By linking selections of individuals
in different planes of projection, you should be able to achieve it
(and go beyond "only" 3 dimensions, if I understood what you meant
by "interactive manipulation").
Check the screenshots at www.ggobi.org to get an idea.
Hopin' it helps,
L.