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A METRIC FOR CLASSIFICATIONS
Author(s) -
Bobisud H. M.,
Bobisud L. E.
Publication year - 1972
Publication title -
taxon
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.819
H-Index - 81
eISSN - 1996-8175
pISSN - 0040-0262
DOI - 10.2307/1219158
Subject(s) - metric (unit) , mathematics , computer science , geography , engineering , operations management
Summary Two recently proposed measures of the dissimilarity between classifications of a group of organisms are shown to be only pseudometrics when applied to nondichotomous classifications. Modifications of these measures are introduced and proved to have the properties of a true metric.