[R-sig-phylo] Phyloinformatics Summer of Code 2011 - Call for student applications

2011-03-26 Thread Hilmar Lapp
*** Please disseminate widely at your local institutions, *** *** including posting to message and job boards, so that *** *** we reach as many interested students as possible. *** PHYLOINFORMATICS SUMMER OF CODE 2011 http://informatics.nescent.org/wiki/Phyloinformatics_Summer_of_Code_2011

Re: [R-sig-phylo] Pagel's lambda greater than one?

2011-03-26 Thread Enrico Rezende
If I am not mistaken, Dan's and Liam's emails seem to describe how maximum values of Pagel's lambda can be calculated for each phylogeny. In ultrametric trees, maximum lambda would correspond to max(covariance in phylogeny)/variance For instance, if a phylogeny has a variance of 100 and the m

Re: [R-sig-phylo] reading nexus file from treebase?

2011-03-26 Thread Emmanuel Paradis
Hi Mark, Brian and others, Mark Holder wrote on 25/03/2011 23:12: Hi all, Adding a command skipping feature to ape, might make it a good bit more robust to some of the weird files that are out there. I'm afraid that I'm not familiar enough with the code to suggest where those changes should go.

Re: [R-sig-phylo] Possible Error in prop.part() ?

2011-03-26 Thread Emmanuel Paradis
David, Your example works correctly for me. A bug was fixed in prop.part() in ape 2.7 but this apparently affected some unrooted trees, while your trees are clearly rooted. Best, Emmanuel David Bapst wrote on 26/03/2011 04:32: Hello all, I was using prop.part() to identify nodes shared bet