Blog Archives

Introduction to R, live virtual talk from JD Long tomorrow

May 3, 2010
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JD Long (of Cerebral Mastication fame) will be giving a live "virtual talk" introducing R: "What it's best at and how you can use it to help you massage data". The talk will be at 7:30PM Pacific time tomorrow, Tuesday May 4. You can register at the link below. vconf.org: Presentation: R The Language

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Which font uses the most ink?

April 30, 2010
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Which font uses the most ink?

If you're being particularly cost-conscious about your use of printer ink or toner, you may be wondering which font you should choose to minimize ink use. Here's an infographic with the answer: This is an interesting infographic in its own right, but what makes it cool is that these are not photoshopped images of Bic biros. Matt Robinson created...

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Getting a Web application to talk to R

April 29, 2010
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Let's face it: you can do some pretty awesome things with R -- statistical models, beautiful charts, you name it -- but if the only way to do those things is from the R command line you're limiting the audience of people who might make use of all this awesomeness to a limited subset: R programmers. What if you...

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Interview with Revolution CEO Norman Nie

April 28, 2010
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Steve Miller has posted his interview with Revolution's CEO Norman Nie at Information Management blogs. In the interview, Steve digs into Norman's motivations for taking on a new venture around R after his successes with SPSS and how what he learned there applies to Revolution Computing. Also up for discussion: the benefits and challenges of an open-source business model;...

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R Project websites down

April 26, 2010
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The main R Project website, www.r-project.org, many of the primary CRAN mirrors (including cran.r-project.org), and r-forge.r-project.org are currently unavailable following a power failure at the master host in Austria. The US CRAN mirror, cran.us.r-project.org, and other mirrors not under the r-project.org domain (including cran.revolution-computing.com) are still accessible. In addition, the following services are not affected: bugs.r-project.org, developer.r-project.org, ess.r-project.org, search.r-project.org,...

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Because it’s Friday: Four chords, and the truth

April 23, 2010
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This one's for the musicians out there. (By the way, in my purely anecdotal experience, musical aptitude appears to have a higher-then-expected representation amongst stats folks. I however am the exception that proves the rule, as anyone who's suffered through my Rock Band vocals can attest. But I digress.) What do the chords C#minor, A, E and B have...

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R/Finance 2010 … and unicorns

April 23, 2010
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At the Information Management blogs, Steve Miller has posted a great roundup of last weekend's R/Finance 2010 conference in Chicago. Here's Steve's overall take: This year's conference was even better than the 2009 inaugural, the in-excess-of-200 participants consumed by more than 20 consecutive high-powered presentations over the fast-paced day and a half. And while I'm a quantitative finance welterweight...

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New R User Group in San Diego

April 22, 2010
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There's a new local R User Group in San Diego (CA, USA), and they're meeting tonight. If you're in the area, why not RSVP and come along? The topic looks great: Our speaker, Scott Wallihan, will be covering how to expand R's functionality through custom packages. This topic will be covered over two meetings. In our April meeting, we...

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R 2.11.0 released

April 22, 2010
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The latest version of R from the R Project, R 2.11.0, is now available in source code form. Binaries for Windows, Mac and Linux will appear in your local CRAN mirror in the next few days. Some new features include: Support for rendering bitmap images in graphics devices, via a new function rasterImage() The new function vapply is like...

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Why use R? Because that’s what the pros use

April 21, 2010
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I had the great pleasure of sitting down for a beer with Steve O'Grady (from the open-source analyst group RedMonk), at the MySQL conference last week. It was great to get the perspective of someone who knows the tech industry so well, sees predictive analytics as a hot area, and is taking an active interest in statistics and R...

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