Dear colleagues, Thank you very much for your suggestions.
Best, Danny 2013/4/25 Joe Felsenstein <[email protected]> > > Danny Rojas wrote: > > > Anybody know if there is an alternative to the phylogenetic principal > > component analysis of Revell (2009; Evolution 63-12: 3258ââ¬â3268), > > let's > say > > a phylogenetic multiple correspondence analysis, to analyze > non-continuous > > variables? I would appreciate any suggestion. > > Use my program Threshml (sorry, it's not written in R) which models 0/1 > variables using Sewall Wright's (1934) "threshold model", and can infer > principal > components of the underlying continuous variables. It can also mix > continuous and 0/1 variables. > > Felsenstein, J. 2012. A comparative method for both discrete and continuous > characters using the threshold model. American Naturalist 179: 145-156 > > General packages such a MCMCGlimm can (probably) be made to do > the equivalent, with some torture. > > Joe > ---- > Joe Felsenstein [email protected] > Department of Genome Sciences and Department of Biology, > University of Washington, Box 355065, Seattle, WA 98195-5065 USA > > > > -- Danny Rojas, Ph.D. Facultade de BioloxÃa Universidade de Vigo http://rojasdanny.wordpress.com [[alternative HTML version deleted]]
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