Blog Archives

Another lottery coincidence

November 2, 2010
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Last week, the Freakonomics blog in the NYT reported that the Israeli lottery had drawn the same six numbers twice in a month. The seventh "bonus ball" was different, but still: quite a coincidence, right? Cue the quote from an expert to explain just how remarkable this is: Yitzhak Melechson, a statistics professor at the University of Tel Aviv,...

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SAS vs Open Source, ctd

November 2, 2010
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Following up on the story from last week, where SAS CEO Jim Goodnight said he "hadn't noticed" competition from open-source alternatives, open-source BI vendor Pentaho's "Chief Geek" James Dixon responds: What this means is that SAS has moved from the Igorance phase to the Ridicule phase of battling open source, they only have Fighting and Losing to go. There...

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Google TechTalk on integrating R

November 1, 2010
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As noted on the Google Open Source Blog last week, R package authors Dirk Eddelbuettel and Romain Francois recently gave a presentation on R at the Googleplex, on various topic related to "bridging" R into other systems. Their 90-minute talk is available for replay on YouTube (as part of the Google TechTalks series), and you can download the slides...

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The stimulus, mapped

October 29, 2010
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The stimulus, mapped

Edward Tufte created this "Lights-On Map", animating the grants under the American Recovery and Investment Act (more commonly known as the Stimulus): Click the image to see the lights come on over time. It's a nice visualization of the distribution of the stimulus projects over the country and time, but I'm actually surprised that it doesn't do a great...

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Because it’s Friday: Werner Heisenberg at a traffic stop

October 29, 2010
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Because it’s Friday: Werner Heisenberg at a traffic stop

I saw this on in a random image stream and it made me chuckle: A little googling suggests MathematiciansPictures.com is the source, where you can also get Heisenberg on a mug. Whether your coffee is in or outside the mug is, unfortunately, indetermin...

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SAS vs Open Source

October 29, 2010
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SAS CEO Jim Goodnight elicited guffaws from the audience during his keynote at JSM this year when he said "I have a problem with government using open source software". Now it seems Goodnight is at the center of another controversy related to open source, having dismissed the growth of open-source software for business intelligence in an interview with CBR...

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Revolution Analytics’ Chief Scientist

October 28, 2010
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Lee Edlefsen, who has led the Revolution R development team in Seattle for more than three years, is now the Chief Scientist for Revolution Analytics. With more than 30 years experience in high-performance and statistical computing, this is a great position for Lee. There's more details in the press release linked below. Revolution Analytics: Revolution Analytics names Chief Scientist...

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R is Hot: Part 4

October 28, 2010
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This is Part 4 of a five-part article series, with new parts published each Thursday. You can download the complete article from the Revolution Analytics website. High Quality Graphics, Made Easy R is especially useful for generating charts and graphics, quickly and easily. The ability to create visual plots of complex data is more than just a handy trick;...

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R Cookbook

October 27, 2010
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Following up on the successful "R in a Nutshell", O'Reilly has just published a new book on R, The R Cookbook, by Paul Teetor. Here's the description: Perform data analysis with R quickly and efficiently using the task-oriented recipes in this cookbook. The R language and environment include everything necessary to perform statistical work right out of the box,...

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InfoWorld: R a programming language "on the rise"

October 27, 2010
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In an article looking at once-niche programming languages that are now being deployed in businesses, R is named as one of 7 programming languages on the rise: R is another Swiss Army Knife of numerical and statistical routines for hacking through the big data sets -- collections big enough that it might be better called a Swiss Army Machete....

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