Description Usage Arguments Value References
View source: R/measures_for_incidence_matrices.R
Note: Before the calculation, species (rows) with only zero occurrences are removed from m.
1 |
m |
Community data matrix with species as rows and sites as columns. Can contain either incidences (1/0) or abundances (natural numbers). |
clean |
Logical. Do you want to remove zero-sum rows or columns? When the index needs the "d" fraction (sites where no species occurs), only zero-sum rows are removed. |
A dist object with the pairwise association values.
Forbes S.A. (1907) On the local distribution of certain Illinois fishes: An essay in statistical ecology. Bulletin of the Illinois State Laboratory of Natural History, 7: 273-303.
Arita H. (2016) Species co-occurrence analysis: pairwise versus matrix-level approaches. Global Ecology and Biogeography, 25: 1397-1400.
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