[BioC] PCA plots
Robert Gentleman
rgentlem@jimmy.harvard.edu
Tue, 28 Jan 2003 07:30:57 -0500
I think that we are likely to leave that to ggobi -- they have done a
lot of stuff and the interface to R is pretty reasonable these days.
On Tue, Jan 28, 2003 at 05:55:31AM +0100, Laurent Gautier wrote:
> 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.
>
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