[R] the number of cluster

[msck9@mizzou.edu]

Are there any package that is using "v-fold cross-validation algorithm"
to test the number the clusters? 

Thanks,
Ming
On Sat, Mar 19, 2005 at 12:44:42PM +0100, Uwe Ligges wrote:
> XP Sun wrote:
> 
> > hi, all,
> > 
> > 	how to decide the number of cluster before you use kmeans and hclust? 
> > 	thank you in advance!
> 
> Depends on your criterion. Best idea is always to use the brain and
> think about how many clusters are sensible for the particular
> task/problem/data.
> For hclust, you can also look at the dendrogram's height and distances
> of dissimilarities in order to cut.
> 
> Uwe Ligges
> 
> 
> > best
> > -xpsun
> > 
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