logLikelihood.ESF {GUILDS} | R Documentation |
Likelihood of the Etienne sampling formula
Description
This function calculates the likelihood of the Etienne Sampling Formula, provided abundance data and parameter values.
Usage
logLikelihood.ESF(theta, m, abund)
Arguments
theta |
Parameter value for the fundamental biodiversity number theta |
m |
Parameter value for migration |
abund |
Vector containing abundance data |
Value
Returns the LogLikelihood
Author(s)
Thijs Janzen
References
Etienne, R.S. (2005). A new sampling formula for neutral biodiversity. Ecology Letters, 8(3), 253-260.
Examples
A <- c(1,1,1,3,5,8); #Artificial abundance dataset
LL <- logLikelihood.ESF(theta = 7, m = 0.1, abund = A)
[Package GUILDS version 1.4.6 Index]