On Tue, 2008-01-15 at 14:34 +0100, Serguei Kaniovski
wrote:> Hello,
>
> when kmeans draws random vectors for the initial centroids, does it then
> select the clustering that has emerged most frequently?
No. It simply selects random starting centres and converges to a
solution, which may be a local not a global minimum. You'll have to do
the checking yourself to see if similar clusterings are obtained from
repeated calls to kmeans.
G
>
> Serguei
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Dr. Gavin Simpson [t] +44 (0)20 7679 0522
ECRC, UCL Geography, [f] +44 (0)20 7679 0565
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