Note on Ultrametric Hierarchical Clustering Algorithms
- 1 September 1981
- journal article
- Published by Cambridge University Press (CUP) in Psychometrika
- Vol. 46 (3) , 351-352
- https://doi.org/10.1007/bf02293743
Abstract
Milligan presented the conditions that are required for a hierarchical clustering strategy to be monotonic, based on a formula by Lance and Williams. In the present paper, the statement of the conditions is improved and shown to provide necessary and sufficient conditions.Keywords
This publication has 2 references indexed in Scilit:
- Ultrametric Hierarchical Clustering AlgorithmsPsychometrika, 1979
- A General Theory of Classificatory Sorting Strategies: 1. Hierarchical SystemsThe Computer Journal, 1967