partitionComparison (version 0.2.3)

folwkesMallowsIndex: Folwkes & Mallows Index

Description

Compute the index of Folwkes and Mallows $$\sqrt{\frac{N_{11}}{N_{21}} \frac{N_{11}}{N_{12}}}$$ which is a combination of the two Wallace indices.

Usage

folwkesMallowsIndex(p, q)
# S4 method for Partition,Partition
folwkesMallowsIndex(p, q)
# S4 method for PairCoefficients,missing
folwkesMallowsIndex(p, q = NULL)

Arguments

p

The partition \(P\) or an instance of '>PairCoefficients

q

The partition \(Q\) or NULL

Methods (by class)

• p = Partition,q = Partition: Compute given two partitions

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

References

Fowlkes1983partitionComparison

See Also

wallaceI wallaceII

Examples

# NOT RUN {
isTRUE(all.equal(folwkesMallowsIndex(new("Partition", c(0, 0, 0, 1, 1)), 
                                     new("Partition", c(0, 0, 1, 1, 1))), 0.5))

# }