randIndex: Rand index of two partitions
Description
Computes the Rand index, a measure of the similarity between two clusterings.
Usage
randIndex(tab, adjust = TRUE)
Value
the Rand index of the input table.
Arguments
- tab
a matrix giving the cross-tabulation table of two clusterings.
- adjust
logical: should the "adjusted" version be computed?
References
W. M. Rand (1971). "Objective criteria for the evaluation of clustering methods". Journal of the
American Statistical Association 66: 846-850