Blog Archives

Presentations and video from useR! 2010 available

August 13, 2010
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For anyone who missed the useR! 2010 conference in Gaithersburg last month (or just wants to revisit some of the amazing talks), you can now find slides from many of the contributed presentations available for download. (Look for the link to download slides.) The presentations from the Revolution team members are there, including: My presentation on Evolving R...

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R’s role in the national response to the BP Oil Spill

August 12, 2010
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In the early days of the Deepwater Horizon oil spill in the Gulf of Mexico, the rate of flow of oil from the spill was of great concern: estimating it accurately was key to coordinating the scale and scope of the response to the emergency. Unfortunately, estimates from independent sources varied widely, and BP's own estimates varied widely over...

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Baseball games: getting longer?

August 11, 2010
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Baseball games: getting longer?

ESPN's Bill Simmons (aka The Sports Guy) recently suggested that the primary cause of dwindling interest in Red Sox games by fans is that baseball games these days are too long. "It's not that fun to spend 30-45 minutes driving to a game, paying for parking, parking, waiting in line to get in, finding your seat ... and then,...

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A Twitter feed for R links

August 10, 2010
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India-based data scientist Harsh Singhal has compiled "State of the R": a list of more than 50 links to R-related websites, which has generated much discussion on the R Project group on LinkedIn. Now, even if you're not on LinkedIn, you can find the list at the new Links4R Twitter profile, and get updates about new links by following...

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R unfolds the history of the Afghanistan war

August 9, 2010
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R unfolds the history of the Afghanistan war

Drew Conway continues his analysis of the Wikileaks data. Having concluded that the data appear legitimate (except perhaps in one region, based on a Benford's Law analysis of the numbers in the documents), Drew follows up with a spatio-temporal analysis of activity within Afghanistan, based on the datelines of the documents themselves (click to enlarge): Each panel represents a...

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R has the best models

August 9, 2010
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R has the best models

We had a great time at the JSM conference, and I really enjoyed meeting with all the useRs at the Revolution mixer on Wednesday evening (where this photo was taken). Hope everyone had a great time -- thanks for coming!

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Because it’s Friday: Foxes on a Trampoline

August 6, 2010
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They're foxes. They're on a trampoline. And they're jumping. I don't think there's much more for me to add:

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How to animate Google Earth with R

August 6, 2010
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How to animate Google Earth with R

We've looked before at how you can annotate geographical maps using R, but what if you want to overlay data onto a globe of the Earth, using Google Earth? The RKML package for R (from the OmegaHat project) allows you to do just that, by providing a high-level interface from R to generate KML files, which in turn are...

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Where have all the Hacker News old-timers gone?

August 5, 2010
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Where have all the Hacker News old-timers gone?

Nostalgia ain't what it used to be. As slashdot slowly loses its relevance and digg heads for a more general audience to head off competition from Twitter, loyal readers of uber-technical news aggregator Hacker News wonder if it's heading the same way. Seems like the long-standing users aren't posting links to deep, interesting articles anymore, and are instead being...

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New R User Group in Portland, OR

August 5, 2010
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There's another new R user group on the US West Coast, this time in Portland, Oregon. The Portland R User Group will hold their first meeting at the Lucky Labrador Brew Pub on Tuesday, August 17. If you're in the Portland/Vancouver area, come along for beeRs and conversation with other useRs in your area. Incidentally, there are so many...

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