Jaccard Index
index_jaccard(x, y, ...)# S4 method for character,character
index_jaccard(x, y)
# S4 method for logical,logical
index_jaccard(x, y)
# S4 method for numeric,numeric
index_jaccard(x, y)
A numeric vector.
A numeric vector.
Currently not used.
N. Frerebeau
Data are standardized on a presence/absence scale (\(0\)/\(1\)) beforehand.
Magurran, A. E. (1988). Ecological Diversity and its Measurement. Princeton, NJ: Princeton University Press. tools:::Rd_expr_doi("10.1007/978-94-015-7358-0").
Other beta diversity measures:
index_binomial(),
index_brainerd(),
index_bray(),
index_cody(),
index_morisita(),
index_routledge,
index_sorensen(),
index_whittaker(),
index_wilson()