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Direct linkvan der Kloot, Willem A.; Spaans, Alexander M. J.; Heiser, Willem J. – Psychological Methods, 2005
Hierarchical agglomerative cluster analysis (HACA) may yield different solutions under permutations of the input order of the data. This instability is caused by ties, either in the initial proximity matrix or arising during agglomeration. The authors recommend to repeat the analysis on a large number of random permutations of the rows and columns…
Descriptors: Multivariate Analysis, Reliability, Goodness of Fit, Data Analysis
