Learn R Programming

FreeSortR (version 1.3)

RandIndex: Rand Index between partitions

Description

Computes the Rand Index and the Adjusted Rand Index between two partitions

Usage

RandIndex(Partition1, Partition2)

Arguments

Partition1

Vector describing the first partition

Partition2

Vector describing the second partition

Value

List of following components:

Rand

Rand Index between the partitions

AdjustedRand

Adjusted rand Index between the partitions

Details

Supports incomplete partitions (value 0 is coding for missing stimulus)

References

Rand (1971) Jasa, 66, 846-850

Hubert & Arabie (1985) J. of Classification, 2, 193-218

Examples

Run this code
# NOT RUN {
  Partition1<-c(1,1,1,2,2,2)
  Partition2<-c(1,1,2,2,2,3)
  r<-RandIndex(Partition1,Partition2)
  r
  # $Rand
  # [1] 0.6
  # $AdjustedRand
  # [1] 0.1176471
# }

Run the code above in your browser using DataLab