Blog Archives

Contest for developing an R package recommendation system

October 7, 2010
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After I spoke tonight at the NYC R meetup, John Myles White and Drew Conway told me about this competition they're administering for developing a recommendation system for R packages. They seem to have already done some work laying out... ...

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Ross Ihaka to R: Drop Dead

September 13, 2010
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Christian Robert posts these thoughts: I have been worried for some time that R isn't going to provide the base that we're going to need for statistical computation in the future. (It may well be that the future...

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R vs. Stata, or, Different ways to estimate multilevel models

September 10, 2010
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Cyrus writes: I was teaching a class on multilevel modeling, and we were playing around with different method to fit a random effects logit model with 2 random intercepts---one corresponding to "family" and another corresponding to "co...

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The future of R

September 8, 2010
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Some thoughts from Christian, including this bit: We need to consider separately 1. R's brilliant library 2. R's not-so-brilliant language and/or interpreter. I don't know that R's library is so brilliant as all that--if necessary, I don't thi...

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Distorting the Electoral Connection? Partisan Representation in Confirmation Politics

July 17, 2010
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John Kastellec, Jeff Lax, and Justin Phillips write: Do senators respond to the preferences of their states' median voters or only to the preferences of their co-partisans? We study responsiveness using roll call votes on te...

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A data visualization manifesto

May 31, 2010
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Details matter (at least, they do for me), but we don't yet have a systematic way of going back and forth between the structure of a graph, its details, and the underlying questions that motivate our visualizations. (Cleveland, Wilkinson, and....

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Updated R code and data for ARM

May 19, 2010
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Patricia and I have cleaned up some of the R and Bugs code and collected the data for almost all the examples in ARM. See here for links to zip files with the code and data....

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Bayes fits the data less closely than maximum likelihood

March 1, 2010
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Lluis Bermudez writes: I'm from University of Barcelona and I've using "arm" package to obtain posterior estimates of glm parameters. I usually worked with "glm" function, but I need more than a point estimation. The problem is that when using...

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Bayes fits the data less closely than maximum likelihood

March 1, 2010
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Lluis Bermudez writes: I'm from University of Barcelona and I've using "arm" package to obtain posterior estimates of glm parameters. I usually worked with "glm" function, but I need more than a point estimation. The problem is that when using...

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Some sort of update to ggplot2

November 22, 2009
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Jeroen Ooms writes: Here's a first version of a new web application for exploratory graphical analysis. It attempts to implement the layered graphics from the R package ggplot2 in a user-friendly way. This two-minute demo video demonstrates a ...

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