laser (version 2.4-1)

pureBirth: pureBirth

Description

Fits pure birth (Yule) model to set of branching times

Usage

pureBirth(x)

Arguments

x

a numeric vector of branching times

Value

A list containing the following elements:

LH

the log-likelihood at the maximum

aic

the Akaike Information Criterion

r1

the speciation rate giving the maximum log-likelihood

References

Nee, S. 2001. Inferring speciation rates from phylogenies. Evolution 55:661-668.

Yule, G. U. 1924. A mathematical theory of evolution based on the conclusions of Dr. J. C. Willis. Phil. Trans. R. Soc. Lond. B 213:21-87.

See Also

yule-n-rate, bd, yuleWindow

Examples

  data("plethodon")
  ### loads branching times for plethodontid salamander dataset
  pureBirth(plethodon)