find_linked_edges {Claddis}

Find linked edges for a tree

Description

Given a tree finds edges that are linked to each other.

Usage

find_linked_edges(tree)

Arguments

tree

A tree (phylo object).

Details

Finds all edges that link (share a node) with each edge of a tree.

This is intended as an internal function, but may be of use to someone else.

Value

Returns a matrix where links are scored 1 and everything else 0. The diagonal is left as zero.

Author(s)

Graeme T. Lloyd [e-mail]

Examples

# Create a simple four-taxon tree:
tree <- ape::read.tree(text = "(A,(B,(C,D)));")

# Find linked (1) edges matrix for tree:
find_linked_edges(tree)