[R] How to do clustering
Benilton Carvalho
bcarvalh at jhsph.edu
Fri Jun 8 04:45:19 CEST 2007
Hi Alex,
just in case you're trying to get genotypes from the Affymetrix 500K
set, you might want to check the oligo package available on
BioConductor.
best,
b
On Jun 7, 2007, at 10:42 PM, ssls sddd wrote:
> Dear List,
>
> I have another question to bother you about how to do clustering.
> My data consists of 49 columns (49 variables) and 238804 rows.
> I would like to do hierarchical clustering (unsupervised clustering
> and PCA). So far I tried pvclust (www.is.titech.ac.jp/~shimo/prog/
> *pvclust*
> /)
> but I always had the problem like for R like "cannot allocate the
> memory".
>
> I am curious about what else packages can perform the clustering
> analysis
> while memory efficient.
>
> Meanwhile, is there any way that I can extract the features of each
> cluster.
>
> In other words, I would like to identify which are responsible for
> classifying these
> variables (samples).
>
> Thanks a lot!
>
> Sincerely,
>
> Alex
>
> [[alternative HTML version deleted]]
>
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