Metrics on spaces of finite trees

Hierarchical Grouping to Optimize an Objective Function

Joe H. Ward · Journal of the American Statistical Association · 1963 · 19.2K citations

Natural Sciences, Computer Science, Mathematics +15

Multidimensional Scaling by Optimizing Goodness of Fit to a Nonmetric Hypothesis

Joseph B. Kruskal · Psychometrika · 1964 · 7.4K citations

Social Sciences, Educational Measurement, Psychometrics +10

Rank Correlation Methods.

M. G. Kendall · Biometrika · 1957 · 6.4K citations

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Hierarchical Clustering Schemes

S. C. Johnson · Psychometrika · 1967 · 4.9K citations

Computing, Computer Science, Computational Geometry +11

Hierarchical Grouping to Optimize an Objective Function

Joe H. Ward · Journal of the American Statistical Association · 1963 · 3.3K citations

Natural Sciences, Computer Science, Mathematics +15