index_jaccard: Jaccard Index

In tabula: Analysis and Visualization of Archaeological Count Data

Jaccard Index

Description

Jaccard Index

Usage

index_jaccard(x, y, ...)

## S4 method for signature 'character,character'
index_jaccard(x, y)

## S4 method for signature 'logical,logical'
index_jaccard(x, y)

## S4 method for signature 'numeric,numeric'
index_jaccard(x, y)

Arguments

x, y	A numeric vector.
...	Currently not used.

Details

Data are standardized on a presence/absence scale (0/1) beforehand.

Value

A numeric vector.

Author(s)

N. Frerebeau

References

Magurran, A. E. (1988). Ecological Diversity and its Measurement. Princeton, NJ: Princeton University Press. \Sexpr[results=rd]{tools:::Rd_expr_doi("10.1007/978-94-015-7358-0")}.

See Also

Other beta diversity measures: index_binomial(), index_brainerd(), index_bray(), index_cody(), index_morisita(), index_routledge, index_sorenson(), index_whittaker(), index_wilson()

tabula documentation built on April 4, 2025, 5:09 a.m.