Now showing items 1-2 of 2
Replacing cliques by stars in quasi-media graphs
(University of Canterbury, 2002)
For a multi-set ∑ of splits (bipartitions) of a finite set X, we introduce the multi-split graph G(∑). This graph Is a natural extension of the Buneman graph. Indeed, it is shown that several results pertaining to the ...
Optimizing phylogenetic diversity under constraints
(University of Canterbury, 2006)
Phylogenetic diversity (PD) is a measure of the extent to which different subsets of taxa span an evolutionary tree, and provides a quantitative tool for studying biodiversity conservation. Recently, it was shown that the ...