peirce {partitionComparison}R Documentation

Peirce Index

Description

Compute the Peirce index

N11N00N10N01N21N01\frac{N_{11}N_{00} - N_{10}N_{01}}{N_{21}N'_{01}}

Usage

peirce(p, q)

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

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

Arguments

p

The partition PP or an instance of PairCoefficients

q

The partition QQ or NULL

Methods (by class)

Author(s)

Fabian Ball fabian.ball@kit.edu

References

Peirce CS (1884). “The Numerical Measure of the Success of Predictions.” Science, 4(93), 453–454.

Examples

isTRUE(all.equal(peirce(new("Partition", c(0, 0, 0, 1, 1)), 
                        new("Partition", c(0, 0, 1, 1, 1))), 1/6))


[Package partitionComparison version 0.2.6 Index]