I found the following link very useful because it aggregates articles about R from different blogs. Many of the articles are interesting in relation to ecological modelling because they refer to new aspects of spatial analysis and environmental topics. Link: http://www.r-bloggers.com/
I found a nice introduction about Data Mining from Pier Luca Lanzi on slideshare. There are several parts available if you click on his profile. Here i embedded the presentation about Clustering (Partitioning) which is used (the CLARA algorithm) for example in the image methods of Bio7 to cluster spectral image information. View more presentations … Read more