Similarity for Cluster Variables

Formula

The similarity between two clusters i and j is calculated as follows:

Notation

TermDescription
sijsimilarity between clusters i and j
dijdistance between clusters i and j
dmaxIf you entered the original distance matrix D, dmax is the maximum value in the original distance matrix, D. If D was calculated from data, then dmax = 2 if you selected correlation as the distance measure and 1 if you selected absolute correlation.