additive {ape}

Incomplete Distance Matrix Filling

Description

Fills missing entries from incomplete distance matrix using the additive or the ultrametric procedure (see reference for details).

Usage

additive(X)
ultrametric(X)

Arguments

X

a distance matrix or an object of class "dist".

Value

a distance matrix.

Author(s)

Andrei Popescu

References

Makarenkov, V. and Lapointe, F.-J. (2004) A weighted least-squares approach for inferring phylogenies from incomplete distance matrices. Bioinformatics, 20, 2113–2121.