The RK correlation coefficient

This page gives a short introduction to the RK correlation coefficient, which is a generalization of Pearson's and Matthews correlation coefficient.

Simple scripts can be downloaded here.

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Last update on August 16 2022.

Compute RK from
the KxK confusion matrix or the two NxK tables


For publication of results, please cite
Comparing two K-category assignments by a K-category correlation coefficient
J. Gorodkin, Computational Biology and Chemistry, 28:367-374, 2004.

Comments, questions, etc., email webmaster@rk.kvl.dk.

Last updated January 23rd, 2006 by Jan Gorodkin