jaccard {epos}

Calculate jaccard similarity metric for two sets a and b

Description

Calculate jaccard similarity metric for two sets a and b

Usage

jaccard(ainterb, aunionb, lengtha, lengthb)

Arguments

ainterb

integer value with number of intersecting elements between set a and b

aunionb

integer value with number of union elements between set a and b

lengtha

length of set a

lengthb

length of set b

Value

jac double value with the jaccard similarity coefficient

Examples

jaccard(1,3, 2, 3)