jaccard_components {abdiv}

Nestedness and turnover components for presence/absence data

Description

Nestedness and turnover components for presence/absence data

Usage

jaccard_turnover(x, y)

jaccard_nestedness(x, y)

sorenson_turnover(x, y)

sorenson_nestedness(x, y)

Arguments

x, y

Numeric vectors

Value

The nestedness or turnover component of distance between x and y. This quantity is undefined when either x or y have no observations, in which case we return NaN.

References

Baselga A. Partitioning the turnover and nestedness components of beta diversity. Global Ecol. Biogeogr. 2010;19:134-143.

Baselga A. The relationship between species replacement, dissimilarity derived from nestedness, and nestedness. Global Ecol. Biogeogr. 2012;21:1223–1232.