Dear R-sig-phlyo members,
I am using phylopars() in Rphylopars package in R to generate the missing
values in a large dataset about animal body traits (eg body size). (
https://www.rdocumentation.org/packages/Rphylopars/versions/0.2.9/topics/phylopars)
This method is called imputation and what it
Hi Judit,
Negative predictions are surprising indeed if your observed data are all
positive values, and if you have a single trait. Do you have multiple traits?
If they are correlated, information on one trait can push imputation of another
in the negative range.
In any case, one option would