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.

Submit data

Check data format here.

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