On the determination of optimal levels in phytosociological classification

Abstract

A method is introduced to compare results of a clustering technique at different levels of abstraction, or of different clustering techniques. The method emphasizes within cluster homogeneity as well as discontinuities between clusters. It has been derived from Hogeweg's method with some important changes. First each cluster is handled separately to… (More)
DOI: 10.1007/BF00037763

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