varcomp {ape} | R Documentation |
Compute Variance Component Estimates
Description
Get variance component estimates from a fitted lme
object.
Usage
varcomp(x, scale = FALSE, cum = FALSE)
Arguments
x |
A fitted |
scale |
Scale all variance so that they sum to 1 |
cum |
Send cumulative variance components. |
Details
Variance computations is done as in Venables and Ripley (2002).
Value
A named vector of class varcomp
with estimated variance components.
Author(s)
Julien Dutheil dutheil@evolbio.mpg.de
References
Venables, W. N. and Ripley, B. D. (2002) Modern Applied Statistics with S (Fourth Edition). New York: Springer-Verlag.
See Also
Examples
data(carnivora)
library(nlme)
m <- lme(log10(SW) ~ 1, random = ~ 1|Order/SuperFamily/Family/Genus, data=carnivora)
v <- varcomp(m, TRUE, TRUE)
plot(v)
[Package ape version 5.8 Index]