This function returns a so-called phylogenetic variance covariance matrix (e.g., see vcv.phylo
), but (optionally) including ancestral nodes and under different evolutionary models.
vcvPhylo(tree, anc.nodes=TRUE, ...)
object of class "phylo"
.
logical value indicating whether or not to include ancestral nodes.
optional arguments including internal
(synonym of anc.nodes
) and model
(can be "BM"
, "OU"
, or "lambda"
.
A matrix.
Revell, L. J. (2012) phytools: An R package for phylogenetic comparative biology (and other things). Methods Ecol. Evol., 3, 217-223.