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Direct linkBlanchard, Simon J.; Aloise, Daniel; DeSarbo, Wayne S. – Psychometrika, 2012
The p-median offers an alternative to centroid-based clustering algorithms for identifying unobserved categories. However, existing p-median formulations typically require data aggregation into a single proximity matrix, resulting in masked respondent heterogeneity. A proposed three-way formulation of the p-median problem explicitly considers…
Descriptors: Matrices, Undergraduate Students, Heuristics, Psychology
