On Fri, May 25, 2012 at 09:43:29AM +0200, bthirion wrote:
> >      labels = np.unique(labels, return_index=True)[1][labels]
> -0
> Why not, but this is easy and safe to do only in some cases:
> -- do not forget to permute all the label-related info (cluster centers, 
> weights, covariance)...
> -- In case of hierarchical clustering, you need to decide whether you 
> break the consistency of the labelling across level of the hierarchy.

I agree. I was thinking of doing it only for a small number of clustering
algorithms. I had in mind in particular kmeans. What gave me this idea
was that testing kmeans was harder than it should.

G

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