In the clustering of biological information such as data from microarray experiments, the cophenetic similarity or cophenetic distance of two objects is a measure of how similar those two objects have to be in order to be grouped into the same cluster.
In the clustering of biological information such as data from microarray experiments, the cophenetic similarity or cophenetic distance Sokal, R. R. and F. J. Rohlf. Taxon, 11:33-40 of two objects is a measure of how similar those two objects have to be in order to be grouped into the same cluster.