Horn modified version of the Morisita overlap index.
index_morisita(x, y, ...)# S4 method for numeric,numeric
index_morisita(x, y)
A numeric vector.
A numeric vector.
Currently not used.
N. Frerebeau
Horn, H. S. (1966). Measurement of "Overlap" in Comparative Ecological Studies. The American Naturalist, 100(914): 419-424. tools:::Rd_expr_doi("10.1086/282436").
Mosrisita, M. (1959). Measuring of interspecific association and similarity between communities. Memoirs of the Faculty of Science, Kyushu University, Series E, 3:65-80.
Other beta diversity measures:
index_binomial(),
index_brainerd(),
index_bray(),
index_cody(),
index_jaccard(),
index_routledge,
index_sorensen(),
index_whittaker(),
index_wilson()