In case you missed it: August 2012 Roundup

September 6, 2012

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

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

RStan is a new package for Bayesian modeling with R. It's faster and can fit more highly-correlated models than the MCMC sampler of BUGS and JAGS.

Biostatistician Corey Chivers used R to animate the epidemic-like growth of retailer Walmart in the US.

Forensics with R. Break-in subjects are identified from the unique marks on tools used for forced entry.

An R script uses NSIDC data to visualize arctic sea-ice, now at the lowest level since satellite observation began.

Community milestones: CRAN passes 4,000 packages, and the Revolutions blog receives 2 million visits.

An analysis suggesting playing baseball shortens lifespans provides a lesson on the difference between causality and association.

Revolution R Enterprise receives Data Science Technology award.

The Rcpp package can translate some R code to C++, with some impressive performance benchmarks.

The 'knitr' package makes it easy to create beautiful reports with text, graphics and code from R and display them on the Web.

Jeffrey Breen's guide to getting started with R and Hadoop.

Ryan Rosario's talk on parallel programming in R covers explicit and implicit parallelism, and map-reduce.

US retailer Williams Sonoma benefits from GAM models in R to optimize marketing.

Revolution Analytics opens office in Singapore.

Factoring inflation, gas/petrol prices in the US and Australia aren't as expensive as they might seem.

A reference card for prediction and classification models in R.

A list of the top 10 packages on CRAN by number of other packages depending on them.

An analysis of traffic on R-help finds busiest/quietest parts of the day, most prolific posters, and popular topics.

Year on year, surveys continue to rank R as the most popular tool for data mining.

Upcoming training classes sponsored by Revolution Analytics: big data analytics, R for Data Mining and Analytics for Marketing.

Hadley Wickham provides an introduction to the Grammar of Graphics with "ggplot2 Basics".

Some non-R stories in the past month included: a simulation of supermassive black holes, lip-synching on Chatroulette, a NASA music video, my bad dog, and a Korean pop hit.

There are new R user groups in San Antonio, Milwaukee and Nicaragua. 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...

If you got this far, why not subscribe for updates from the site? Choose your flavor: e-mail, twitter, RSS, or facebook...

Tags: ,

Comments are closed.


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)