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phytools (version 0.2-40)

phyl.vcv: Compute evolutionary VCV matrix for a tree & dataset

Description

Primarily an internal function for phyl.pca; this can be used to compute the phylogenetic trait variance-covariance matrix given a phylogenetic VCV, lambda, and a data matrix.

Usage

phyl.vcv(X, C, lambda)

Arguments

lambda
value for $\lambda$ transformation.
X
data matrix.
C
matrix containing the height above the root of each pair of species in the tree. Typically this will have been produced by calling vcv.phylo.

Value

  • matrix.

Details

Do not use unless you know what you're doing.