RandIndex: Rand's Index

Description

Computes Rand, adjusted Rand, Fowlkes and Mallows, and Merkin indices.

Usage

RandIndex(id1, id2)

Arguments

id1

first partitioning vector

id2

second partitioning vector

Value

RRand's index
ARadjusted Rand's index
FFowlkes and Mallows index
MMirkin metric

References

Maitra, R. and Melnykov, V. (2010) "Simulating data to study performance of finite mixture modeling and clustering algorithms", The Journal of Computational and Graphical Statistics, 2:19, 354-376.

Meila, M. (2006) "Comparing clusterings - an information based distance", Journal of Multivariate Analysis, 98, 873-895.

Examples

Run this code

id1 <- c(rep(1, 50), rep(2,100))
id2 <- rep(1:3, each = 50)
RandIndex(id1, id2)