EH: Amount of Evolutionary History

In ade4: Analysis of Ecological Data : Exploratory and Euclidean Methods in Environmental Sciences

Description

computes the sum of branch lengths on an ultrametric phylogenetic tree.

Usage

EH(phyl, select = NULL)

Arguments

phyl	an object of class phylog
select	a vector containing the numbers of the leaves (species) which must be considered in the computation of the amount of Evolutionary History. This parameter allows the calculation of the amount of Evolutionary History for a subset of species.

Value

returns a real value.

Author(s)

Sandrine Pavoine [e-mail]

References

Nee, S. and May, R.M. (1997) Extinction and the loss of evolutionary history. Science, 278, 692–694.

Examples

data(carni70)
carni70.phy <- newick2phylog(carni70$tre)
EH(carni70.phy)
EH(carni70.phy, select = 1:15) # Felidae

ade4 documentation built on May 2, 2019, 5:50 p.m.