Sim2: Gotelli's Sim2 Function

In jfq3/QsNullModels: My null model functions

Description

Randomizes a binary matrix m by reshuffling elements within each row equiprobably.

Usage

Sim2(m)

Arguments

m	A binary community matrix.

Value

A binary matrix randomized by rows of the same dimensions as the input matrix.

Author(s)

Nicholas J. Gotelli. Help edited by John Quensen.

References

Gotelli, N. J. 2000. Null model analysis of species co-occurrence patterns. Ecology 81:2606-2621.

Examples

m <- sample(c(1,0), 50, replace=TRUE)
m <- matrix(m, 5, 10)
random.m <- Sim2(m)

jfq3/QsNullModels documentation built on April 6, 2020, 2:06 p.m.