Become an expert in R — Interactive courses, Cheat Sheets, certificates and more!
Get Started for Free

Kcalc

K statistic of phylogenetic signal

Description

Calculates K statistic of phylogenetic signal

Usage

Kcalc(x, phy, checkdata=TRUE)

Arguments

x

Vector or data.frame of trait data (in phylo\$tip.label order)

phy

phylo object

checkdata

Check for match between trait and phylogeny taxa labels using match.phylo.data? (default=TRUE)

Value

K

K statistic

Author(s)

Simon Blomberg <s.blomberg1@uq.edu.au> and David Ackerly <dackerly@berkeley.edu>

References

Blomberg, S. P., and T. Garland, Jr. 2002. Tempo and mode in evolution: phylogenetic inertia, adaptation and comparative methods. Journal of Evolutionary Biology 15:899-910.

Blomberg, S. P., T. Garland, Jr., and A. R. Ives. 2003. Testing for phylogenetic signal in comparative data: behavioral traits are more labile. Evolution 57:717-745.

See Also

Examples

randtree <- rcoal(20)
randtraits <- rTraitCont(randtree)
Kcalc(randtraits[randtree$tip.label],randtree)
picante

Integrating Phylogenies and Ecology

v1.8.2
GPL-2
Authors
Steven W. Kembel <steve.kembel@gmail.com>, David D. Ackerly <dackerly@berkeley.edu>, Simon P. Blomberg <s.blomberg1@uq.edu.au>, Will K. Cornwell <cornwell@zoology.ubc.ca>, Peter D. Cowan <pdc@berkeley.edu>, Matthew R. Helmus <mrhelmus@wisc.edu>, Helene Morlon <morlon.helene@gmail.com>, Campbell O. Webb <cwebb@oeb.harvard.edu>
Initial release
2020-06-08

We don't support your browser anymore

Please choose more modern alternatives, such as Google Chrome or Mozilla Firefox.