Last data update: 2014.03.03

R: Generate community data under the standard neutral model of...
generate.ESFR Documentation

Generate community data under the standard neutral model of biodiversity, using the urn scheme as described in Etienne 2005

Description

This function generates community data under the standard neutral model of biodiversity, using the urn scheme as described in Etienne 2005

Usage

generate.ESF(theta, I, J)

Arguments

theta

Fundamental biodiversity number theta

I

Fundamental dispersal number I

J

total number of individuals in the local community

Value

Vector containing the unlabeled species abundances in the local community

Author(s)

Thijs Janzen & Bart Haegeman

References

Etienne, R.S. (2005). A new sampling formula for neutral biodiversity. Ecology Letters, 8(3), 253-260.

Examples

	generate.ESF(theta=42,I=10,J=2000);

Results


R version 3.3.1 (2016-06-21) -- "Bug in Your Hair"
Copyright (C) 2016 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu (64-bit)

R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under certain conditions.
Type 'license()' or 'licence()' for distribution details.

R is a collaborative project with many contributors.
Type 'contributors()' for more information and
'citation()' on how to cite R or R packages in publications.

Type 'demo()' for some demos, 'help()' for on-line help, or
'help.start()' for an HTML browser interface to help.
Type 'q()' to quit R.

> library(GUILDS)
> png(filename="/home/ddbj/snapshot/RGM3/R_CC/result/GUILDS/generate.ESF.Rd_%03d_medium.png", width=480, height=480)
> ### Name: generate.ESF
> ### Title: Generate community data under the standard neutral model of
> ###   biodiversity, using the urn scheme as described in Etienne 2005
> ### Aliases: generate.ESF
> 
> ### ** Examples
> 
> 	generate.ESF(theta=42,I=10,J=2000);
 [1] 462 203 178 158 139 101  84  69  65  64  59  46  45  38  37  35  33  33  27
[20]  21  19  18  13  10   9   5   4   4   4   3   2   2   2   2   1   1   1   1
[39]   1   1
> 
> 
> 
> 
> 
> dev.off()
null device 
          1 
>