Which clustering method is suitable for which kind of data?

Posted by Arpana on Stack Overflow See other posts from Stack Overflow or by Arpana
Published on 2010-06-04T10:49:02Z Indexed on 2010/06/05 11:22 UTC
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I would like to know

  1. K-means is best suited for clustering of which type of data?
  2. When k-means fails? for which type of data set k-means does not give accurate answer?
  3. COBWEB is best suited for clustering of which type of data?
  4. When COBWEB fails? for which type of data set COBWEB does not give accurate answer?

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