baulieu2 {partitionComparison}

Baulieu Index 2

Description

Compute the index 2 of Baulieu

\frac{ N_{11}N_{00} - N_{10}N_{01} }{ N^2 }

Usage

baulieu2(p, q)

## S4 method for signature 'Partition,Partition'
baulieu2(p, q)

## S4 method for signature 'PairCoefficients,missing'
baulieu2(p, q = NULL)

Arguments

p

The partition P or an instance of PairCoefficients

q

The partition Q or NULL

Methods (by class)

• baulieu2(p = Partition, q = Partition): Compute given two partitions

• baulieu2(p = PairCoefficients, q = missing): Compute given the pair coefficients

Author(s)

Fabian Ball [e-mail]

References

Baulieu FB (1989). “A Classification of Presence/Absence Based Dissimilarity Coefficients.” Journal of Classification, 6(1), 233–246. ISSN 0176-4268, 1432-1343, doi:10.1007/BF01908601.

Examples

isTRUE(all.equal(baulieu2(new("Partition", c(0, 0, 0, 1, 1)), 
                          new("Partition", c(0, 0, 1, 1, 1))), 0.04))