Posts Tagged ‘ Noteworthy blogs ’

Coming to R from SQL, Python, SAS, Matlab, or Lisp

January 18, 2010

Head over to Revolutions Blog for a list of PDF and powerpoint resources for making the transition to R from other programming or stats languages.  All of these notes come from the New York R meetup. I enjoyed browsing the meetup's files - lots of powerpoints, PDFs, and example R data files for various topics, including several slideshows on...

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New Features in ggplot2 0.8.5

January 6, 2010

Learning R blog details some of the new features in the latest update to ggplot2. The latest version includes functions to make it easier to change axis and legend labels, as well as a function to easily set the limits of the plot display outside the range of the data. Be sure to check back next week - I'm putting...

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Machine Learning in R

September 10, 2009

Revolutions blog recently posted a link to R code by Joshua Reich with self-contained examples of using machine learning techniques in R, including various clustering methods (k-means, nearest neighbor, and kernel), recursive partitioning (CART), principle components analysis, linear discriminant analysis, and support vector machines.  This post also links to some slides that go over the basics

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