In case you missed it: March 2012 Roundup

April 12, 2012

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

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

New features in the latest version of ggplot2 include choropleths, violin plots, and improved annotations.

A video demonstration of big-data Naive Bayes and Classification Tree models with Revolution R Enterprise for IBM Netezza.

A collection of two-minute video tutorials for R beginners.

A bad infographic from Kony 2012 redrawn as a bar chart in R.

Sanjiv Das uses R to analyze when banks should modify distressed home loans, and which banks are still too big to fail.

Step-by-step tutorials to get Hadoop running with R on Amazon EC2.

How anachronistic is the language of Downton Abbey, really? (And some background for those who don't yet know about Downton Abbey.)

SAP integrates R with HANA, the in-memory database. 

Tips on using the "lubridate" package to simplify working with times and dates in R.

The program is announced for R/Finance 2012, and registration is open.

R used at Twitter to apply cluster analysis to the nutritional content of a McDonald's menu.

The 2012 Future of Open Source survey is open.

R projects for students in the 2012 Google Summer of Code.

Actuary Jim Guszcza demonstrates how R is used for actuarial analysis at Deloitte Consulting.

New features in R 2.15.0 "Easter Beagle".

A beautiful animated visualization of wind-flow patterns.

Other non-R-related stories in the past month included: Ben Goldacre talks about the dangers of publication bias; jokes for mathematicians; how analytics with Big Data is revolutionizing the Services industry; definitions of "Data Scientist" from Michael Rappa and Hilary Masonrebuilding Sarajevo; why you shouldn't write like a scientist; the US government and Big Data; a video history of copyright issues; and how a blackjack player used probability to beat a casino.

There are new R user groups in Milan, Montreal, Lithuania, Birmingham and Taiwan. Meeting times for local R user 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.

To leave a comment for the author, please follow the link and comment on their blog: Revolutions. offers daily e-mail updates about R news and tutorials on topics such as: Data science, Big Data, R jobs, visualization (ggplot2, Boxplots, maps, animation), programming (RStudio, Sweave, LaTeX, SQL, Eclipse, git, hadoop, Web Scraping) statistics (regression, PCA, time series, trading) and more...

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