In case you missed it: April Roundup

May 17, 2011
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(This article was first published on Revolutions, and kindly contributed to R-bloggers)

In case you missed them, here are some articles from April of particular interest to R users.

The Heritage Health Prize, a competition to build predictive models for hospitalization with USD$3.2M in prizes, is open.

The Inside-R.org community site now provides the ability to search and view the help files for CRAN packages.

Revolution R Enterprise 4.3 released: R engine updated to 2.12.2 and new features in RevoScaleR package. Free download for academics.

An overview of the functions in the RevoScaleR package for big-data model inference.

A review of the Journal of Statistical Software, vol 40.

What's new in R 2.13.0, and some benchmarks of the new byte-compiler feature.

Slides, references and replay for a webinar on using the PMML model-deployment standard with R.

Predictive modeling competition site Kaggle reports that over half of competition winners use R. Also, Revolution R Enterprise is now available free of charge for Kaggle competitors.

R is listed in a ComputerWorld feature on "22 free tools for data visualization and analysis".

How to load the tracking data from your iPhone into R.

The blog Milktrader features useful examples of financial data analysis in R.

A SAS blog shows how to make 3-D graphics from SAS data ... using the "cloud" function in R:

Analyst firm Gartner says "R is not only the tool of choice but the ideal environment for advanced analysis" and names Revolution Analytics a "Cool Vendor".

Other non-R-related stories in the past month included: the origin of the aphorism, "The plural of anecdote is not data" -- or is it?; P-values, multiple comparisons, and jellybeans; visualizing tax brackets and an infographic on how taxes are spent; browsing the San Andreas Fault; 250 years of Bayes' Theorem; and gardening with Gamma rays.

There are new R user groups in St Louis, MO and Giessen, Germany. Meeting times for these groups can be found on the updated R Community Calendar.

As always, thanks for the comments and please send any suggestions to me at [email protected]. Don't forget you can follow the blog using an RSS reader like Google Reader, or by following me on Twitter (I'm @revodavid). You can find roundups of previous months here.

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