A Null Model Algorithm to Analyze Cyclical Data in Ecology
Czekanowski overlap index
Null-model test via ROSARIO algorithm randomization
Pianka's niche-overlap index
Pipe operator
Diagram of ROSARIO null-model randomizations
Row-wise rescaling of a matrix to relative frequencies
ROSARIO randomization of an assemblage matrix
Generate cyclic and mirrored permutations of a time series
Convert a square overlap matrix to a tidy pairwise data frame
Pairwise temporal niche-overlap matrix
Plot null-model results for temporal niche overlap
Mean concurrent temporal niche overlap
Cyclic permutation (rotate) a numeric vector
Implements a null model analysis to quantify concurrent temporal niche overlap (i.e., activity or phenology) among biological identities (e.g., individuals, populations, species) using the Rosario randomization algorithm Castro-Arellano et al. (2010) <doi:10.1111/j.2041-210X.2010.00031.x>.