permute: a package for generating restricted permutations

October 4, 2011 | ucfagls

Multivariate ordination methods are commonly used in ecology to investigate patterns in species composition in space or time. Constrained ordination methods such as redundancy analysis (RDA) and canonical correspondence analysis (CCA) are effectively just multiple regressions, but we lack the … Continue reading → [Read more...]

Minor update to Vegan (1.17-10)

June 1, 2011 | ucfagls

I overlooked blogging about this at the time, but Jari released a minor update to our Vegan package to fix a few issues following release of R 2.13-0. As far as the user is concerned, this mainly affects capscale(). metaMDSrotate(), … Continue reading → [Read more...]

Why I love open source!

December 3, 2010 | ucfagls

Today I had a great reminder of why I love open source software and why I spend a bit of my time contributing R code to several packages. In the vegan, I had included some code to do an analysis … Continue reading → [Read more...]

Never miss an update!
Subscribe to R-bloggers to receive
e-mails with the latest R posts.
(You will not see this message again.)

Click here to close (This popup will not appear again)