Recommendation: Post this to the R-sig-mixed-models list, not here. Cheers, Bert
On Mon, Jun 3, 2013 at 9:27 AM, Roey Angel <an...@mpi-marburg.mpg.de> wrote: > Hi, > I'm trying to build a mixed-effects model in which I'd like to include > either a distance matrix or a phylogenetic tree as a random effect. > The troubles I've had are that: > 1. Function lmer() in package lme4 only accepts a data frame column as a > random factor and not a distance matrix. > 2. Function MCMCglmm() in package MCMCglmm only accepts a rooted and > ultrametric phylogenetic tree as a pedigree argument while my tree is > neither (and for various reasons I cannot construct one or coerce mine to be > a rooted, ultrametric tree). > > Is there any way around it? > I'd appreciate mostly a solution to problem 1. > > Roey > > -- > Dr. Roey Angel > > Max-Planck-Institute for Terrestrial Microbiology > Karl-von-Frisch-Strasse 10 > D-35043 Marburg, Germany > > Office: +49 (0)6421/178-832 > Mobile: +49 (0)176/612-785-88 > > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > -- Bert Gunter Genentech Nonclinical Biostatistics Internal Contact Info: Phone: 467-7374 Website: http://pharmadevelopment.roche.com/index/pdb/pdb-functional-groups/pdb-biostatistics/pdb-ncb-home.htm ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.