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In two previous papers [Gilmore, Barr Barr, Dong this paper describes cluster validation techniques using silhouettes and fuzzy clustering. The two methods operate in a complementary way: in some cases silhouettes are the most useful, and in others fuzzy clustering is more applicable. These procedures are available as options in the commercial computer program PolySNAP .
Barr et al. (Thu,) studied this question.
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