[R] cluster analysis: predefined clusters

deriK2000 derik2000 at yahoo.de
Wed Dec 1 14:03:18 CET 2010

Peter Langfelder wrote:
> 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
> accordingly.
> Peter

Thank you! But to "specify the dissimilarity matrix" correctly seems to be
major task. Anyone who has done so sofar? 
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