Monthly Archives: April 2009

Inference for R

April 8, 2009
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I got a message from Inference for R team. Their work is interesting, especially if you are bound to MS Excel and Word environment! It would be great if they would also support OpenOffice. They "benefit" from open source R and it would be great if they...

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Marriage and Happiness

April 7, 2009
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The Pew Research Center just published a piece reviewing their finding that people who are married report significantly greater levels of happiness than those who are unmarried. I always enjoy this result, particularly because of contemporary Western c...

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R: Building functions – using default settings that can be modified via the dot-dot-dot / three point argument

April 7, 2009
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R: Building functions – using default settings that can be modified via the dot-dot-dot / three point argument

Before you read this post, please have a look at Enrique’s comment below. He pointed out that the built-in R function modifyList() already does what I wanted to describe in this post. Well, I live to learn :) I was wondering how I could write a function that uses default settings but accepts a list

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Helpful statistical references

April 7, 2009
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In a previous article I provided a list of R programming resources. As a complement to that post, I've compiled a list of statistically oriented websites that colleagues and I have found useful below. For the most part, these sites focus on statistic...

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PDQ 5.0 is on the Launch Pad

April 4, 2009
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PDQ 5.0 is on the Launch Pad

PDQ (Pretty Damn Quick) major release 5.0 is on the launch pad at Cape SourceForge. Because of a potential collision with the North Korean ICBM/satellite launch, we won't be filling the main liquid-hydrogen tank until next week (we don't want PDQ blame...

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Modern Microprocessor MIPS

April 2, 2009
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Modern Microprocessor MIPS

The question of how modern microprocessors compare with mainframe processors of yore, arises from time to time. The vernacular rate metric that has persisted for a long time (long in the history of computers, that is) is MIPS. Whether you approve of M...

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Rcpp 0.6.5

April 1, 2009
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A minor new maintenance release 0.6.5 of Rcpp just went off to CRAN and Debian. This version corrects a small oversight for the OS X build, and adds the LGPL as file COPYING to the sources.

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London UseR Group Talk – Slides

April 1, 2009
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The inaugural London UseR event was a great success, with a lot of interesting people and a very constructive networking atmosphere! I gave a (slightly disjointed) talk on concurrency and the bigmemory package in R (more on that later this year at UseR...

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SNA with R: Loading your network data

April 1, 2009
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SNA with R: Loading your network data

We are interested in Social Network Analysis using the statistical analysis and computing platform R. As usual with R, the documentation is pretty bad, so this series collects our notes as we learn more about the available packages and how they work. We use here the statnet group of packages, which seems to be the...

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