jaccard_components {abdiv} | R Documentation |
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.
[Package abdiv version 0.2.0 Index]