Incidence matrix of a tree.

incidence.matrix.full computes the incidence matrix U of a tree : for a node i and a branch b, U[i,b]=1 if b is in the lineage i, and 0 otherwise.

incidence.matrix.full(phylo)

Arguments

phylo

a phylogenetic tree, class phylo.

Value

Matrix of incidence, size ntaxa + Nnode.

See also

incidence.matrix