[R] cluster analysis: predefined clusters

Peter Langfelder peter.langfelder at gmail.com
Fri Nov 26 19:45:24 CET 2010

On Fri, Nov 26, 2010 at 6:55 AM, Derik Burgert <derik2000 at yahoo.de> wrote:
> Dear list,
> running a hierachical cluster analysis I want to define a number of objects that build a cluster already. In other words: I want to force some of the cases to be in the same cluster from the start of the algorithm.
> Any hints? Thanks in advance!

The hclust function has an argument 'members' that should allow you to
do that. You will need to specify the dissimilarity matrix


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