quadratic_diversity: Rao's quadratic diversity, using a binary distance measure,...

Description Usage Arguments Value Examples

View source: R/sweepmetrics.R

Description

Rao's quadratic diversity, using a binary distance measure, converted to the effective number of species

Usage

1
quadratic_diversity(value, freq, sigma, threshold = 0.1)

Arguments

value

vector of trait values

freq

vector of frequencies or abundances

sigma

Cutoff for considering two trait values to be identical

threshold

minimum trait value to include in calculation

Value

effective number of species

Examples

1
quadratic_diversity(1:5, 1:5, 1)

robjohnnoble/demonanalysis documentation built on June 30, 2020, 12:47 a.m.