clujaccard: Jaccard similarity between logical vectors

In fpc: Flexible Procedures for Clustering

Description

Jaccard similarity between logical or 0-1 vectors: sum(c1 & c2)/sum(c1 | c2).

Usage

clujaccard(c1,c2,zerobyzero=NA)

Arguments

c1	logical or 0-1-vector.
c2	logical or 0-1-vector (same length).
zerobyzero	result if sum(c1 | c2)=0.

Value

Numeric between 0 and 1.

Author(s)

Christian Hennig [e-mail] http://www.homepages.ucl.ac.uk/~ucakche/

Examples

  c1 <- rep(TRUE,10)
  c2 <- c(FALSE,rep(TRUE,9))
  clujaccard(c1,c2)

fpc documentation built on May 30, 2017, 3:20 a.m.