Monthly Archives: October 2010

Random generators for parallel processing

October 28, 2010
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Random generators for parallel processing

Given the growing interest in parallel processing through GPUs or multiple processors, there is a clear need for a proper use of (uniform) random number generators in this environment. We were discussing the issue yesterday with Jean-Michel Marin and briefly looked at a few solutions: given p parallel streams/threads/processors, starting each generator with a random

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Google Tech Talk on Integrating R and C++: video and slides

October 27, 2010
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Last Friday, Romain and I were guests of the R intergrouplet (what an adorable name!) at Google's headquarter in Mountain View. This arose out of discussions following useR! 2010 where we met Google's Murray Stokely. There appears to be ever increasi...

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R Cookbook

October 27, 2010
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Following up on the successful "R in a Nutshell", O'Reilly has just published a new book on R, The R Cookbook, by Paul Teetor. Here's the description: Perform data analysis with R quickly and efficiently using the task-oriented recipes in this cookbook. The R language and environment include everything necessary to perform statistical work right out of the box,...

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InfoWorld: R a programming language "on the rise"

October 27, 2010
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In an article looking at once-niche programming languages that are now being deployed in businesses, R is named as one of 7 programming languages on the rise: R is another Swiss Army Knife of numerical and statistical routines for hacking through the big data sets -- collections big enough that it might be better called a Swiss Army Machete....

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A million ? what are the odds…

October 27, 2010
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A million ? what are the odds…

50 days ago, I published a post, here, on forecasting techniques. I was wondering what could be the probability to have, by the end of this year, one million pages viewed (from Google Analytics) on this blog. Well, initially, it was on my blog at t...

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R references for handling Big data

October 27, 2010
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The Dallas R User Group had a meeting over the weekend.  One of the discussions is the memory limitations with R.  This is a common subject among the R community and R User Groups.  There has been a lot of strides recently in allowing R ...

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Where People Share Links About NYC

October 27, 2010
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Where People Share Links About NYC

Last week I participated in bit.ly’s fourth hackabit hack-a-thon, which is a wonderful opportunity for NYC area hackers to get together, eat pizza, drink energy drinks, and stay up late hacking with some of the best data geeks around. I was lucky enough to saddle up next to Hilary Mason, bit.ly’s lead scientist, recently named

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A use for tables (really)

October 27, 2010
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After our recent discussion of semigraphic displays, Jay Ulfelder sent along a semigraphic table from his recent book. He notes, "When countries are the units of analysis, it's nice that you can use three-letter codes, so all the proper names....

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Bayesian Model Averaging (BMA) with uncertain Spatial Effects

October 27, 2010
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Bayesian Model Averaging (BMA) with uncertain Spatial Effects

This file illustrates the computer code to use spatial filtering in the context of Bayesian Model Averaging (BMA). For more details and in case you use the code please cite Crespo Cuaresma and Feldkircher (2010). In addition, this tutorial exists as ...

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The class of Donald Bradman

October 26, 2010
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The class of Donald Bradman

This post is a response to a comment on Cricinfo on Donald Bradman about his inclusion in All Time World XI. AK47_pk said,"7 innings against westindies, 7 against south afriqa, 5 against india nd 61 against englnd(so basicly he only played against...

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