[R] cluster analysis

[Murray Jorgensen]

Mahalonobis distance depends on having models for the "clusters" sharing a
common dispersion structure. Are you sure that you mean cluster analysis
and not discriminant analysis. That is, do you have a "training sample"
that is already classified into classes?

Murray Jorgensen

At 17:37 11/08/2003 +0900, HIRAOKA Yuichiro wrote:
>I'like to do cluster analysis by using mahalanobis distance.
>Could you tell me how to do?
>
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Dr Murray Jorgensen      http://www.stats.waikato.ac.nz/Staff/maj.html
Department of Statistics, University of Waikato, Hamilton, New Zealand
Email: maj at waikato.ac.nz                                Fax 7 838 4155
Phone  +64 7 838 4773 wk    +64 7 849 6486 home    Mobile 021 1395 862