Monthly Archives: January 2010

Rcpp 0.7.2

January 13, 2010
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pre{ border: 1px solid black ; } Rcpp 0.7.2 is out, checkout Dirk's blog for details selected highlights from this new version: character vectors if one wants to mimic this R code in C > x

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Rcpp 0.7.2

January 12, 2010
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Not even two weeks after the Rcpp 0.7.1 release, Romain and I have a new one to present: Rcpp 0.7.2. It has been uploaded to CRAN and Debian, and the respective package management systems should carry them around in the next few hours. As always, th...

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Rcpp 0.7.2

January 12, 2010
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Not even two weeks after the Rcpp 0.7.1 release, Romain and I have a new one to present: Rcpp 0.7.2. It has been uploaded to CRAN and Debian, and the respective package management systems should carry them around in the next few hours. As always, the l...

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Rcpp 0.7.2

January 12, 2010
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Not even two weeks after the Rcpp 0.7.1 release, Romain and I have a new one to present: Rcpp 0.7.2. It has been uploaded to CRAN and Debian, and the respective package management systems should carry them around in the next few hours. As always, th...

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Academics’ Slang: Orthogonal

January 12, 2010
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H. G. Wells famously said that, “statistical thinking will one day be as necessary for efficient citizenship as the ability to read and write.” I think we’re getting closer to that day: even the Supreme Court of the United States plan...

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In case you missed it: December roundup

January 12, 2010
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In case you missed them, here are some articles from last month of particular interest to R users. This post looked at a climate change controversy involving the weather in Darwin, Australia and a review of the source data using R. This post showed how to access global weather data from the US National Centers for Environment Prediction using...

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A new twist on the identifier mapping problem

January 11, 2010
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A new twist on the identifier mapping problem

Yesterday, Deepak wrote about BridgeDB, a software package to deal with the “identifier mapping problem”. Put simply, biologists can name a biological entity in any way that they like, leading to multiple names for the same object. Easily solved, you might think, by choosing one identifier and sticking to it, but that’s apparently way too

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Typos in Chapter 5

January 11, 2010
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Typos in Chapter 5

After writing the solutions to the odd-numbered exercises in Chapter 5 of “Introducing Monte Carlo Methods with R”., I alas found the following typos, two of which are rather major (Exercise 5.3 and Example 5.16). I apologise to the readers these typos may confuse. – Exercise 5.3 has no simple encompassing set and the constraint should

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R exams

January 11, 2010
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R exams

As posted yesterday, today was the day of my Exploratory Statistics exam, turned into 3 R exams because of the lack of terminals for the students to work on. (We tried to encourage students to use their own laptop but less than twenty registered…) If you happen to be interested in those exams, they are

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Bay Area User Group: R-Powered Web Apps

January 11, 2010
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For those in the San Francisco area, tomorrow night's Bay Area R User Group meeting -- to be held at Twitter's HQ -- is a must-see. The theme is "R-Powered Web Apps" and features guest speakers Jeroen Ooms and Jeff Horner. (Disclosure: REvolution Computing is sponsoring Jeroen's appearance at this event.) We've featured Jeroen's awesome web-based applications using R...

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