Publications by David Smith
On the language of Mad Men
Turns out that Megan would have never gotten a callback for an audition. (Via Ben Schmidt.) Related To leave a comment for the author, please follow the link and comment on their blog: Revolutions. R-bloggers.com offers daily e-mail updates about R news and tutorials about learning R and many other topics. Click here if you're looking to post...
485 sym
Mariano Rivera’s baseball prowess, illustrated with R
Kevin Quealy, graphics editor at the New York Times, has published another fascinating behind-the-scenes look at how the Times creates data visualizations for print and online. In his latest post, he looks at how a visualization of the Yankee's Mariano Rivera performance compared to other Major League Baseball pitchers was created. (Detail below...
1598 sym 2 img
New courses from R gurus
Looking to learn R, or to expand your R skills for data visualization or package development? Here are some R courses presented by the experts you may be interested in: June 19-20: Visualization in R with ggplot2. This course presented by Garrett Grolemund & Dr. Winston Chang of Rice University is also a web-based course with live presentation....
1838 sym
Multiple Sclerosis Tweet-Chat: Review
We had a great Twitter conversation last Thursday on the use of big-data analytics, Revolution R Enterprise, and IBM Netezza in the search for a cure for MS. Many thanks to the other panelists: Murali Ramanathan (SUNY Buffalo), Tim Coetzee (National MS Society) and moderator Shawn Dolley (IBM) for fielding and answering questions from interes...
1461 sym 2 img
How long before R overtakes SAS and SPSS?
Based on an analysis of Google Scholar data on usage of statistical software, Bob Muenchen makes a forecast: R will overtake SAS and SPSS in 2015. Forecasting is extrapolation — always a tricky business — so Bob also provides these qualitative reasons why R will continue to grow at the expense of SAS and SPSS: The continued rapid growth in ...
1255 sym
Revolution Newsletter: May 2012
The most recent edition of the Revolution Newsletter is out. The news section is below, and you can read the full May edition (with highlights from this blog and community events) online. You can subscribe to the Revolution Newsletter to get it monthly via email. New R Training Courses Announced. Three new R courses from leading R experts...
2987 sym
Orbitz: R has become the data-mining tool of choice
Sameer Chopra, vice president of Advanced Analytics at Orbitz Worldwide, wrote recently in Analytics magazine about the changing landscape of processes, software and systems for statistical modelers. In a section on “Big Data and Open Source Analytics”, Chopra lays out the reasons why the R language “has become the data-mining tool of choic...
2604 sym
Where’s Waldo? Image Analysis in R
R user Arthur Charpentier attempts to use the raster library and R functions to find Waldo in a “Where's Waldo” image: Sadly, it turned out that Waldo was a bit too tricky to spot using these techniques. But Arthur did have more success identifying the US flag in a shot from the Apollo mission, and identifying answers in the form for a multi...
980 sym 2 img
In Mexico, more marriages ending in divorce, and sooner
R user Diego Valle analyzed the rate of divorces in Mexican marriage since 1993 (the earliest date for which data are available) and found that not only have more marriages ended in divorce over time, but marriages that do end are ending sooner: This chart is a bit complicated, but it bears close inspection. Each line you see is a cohort of all ...
2053 sym 2 img
R is to SAS as Java is to COBOL
An interview with Revolution Analytics CEO Dave Rich was published this week by BeyeNetwork. During the interview, Dace was asked about how the statistical modeling platforms have changed over the decades: People have been doing statistical modeling and predictive analytics for 50 years now, SAS and SPSS have been around since the early ‘70s. ...
2074 sym