Monthly Archives: October 2010

Parallel processing of independent Metropolis-Hastings algorithms

October 11, 2010
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Parallel processing of independent Metropolis-Hastings algorithms

With Pierre Jacob, my PhD student, and Murray Smith, from National Institute of Water and Atmospheric Research, Wellington, who actually started us on this project at the last and latest Valencia meeting, we have completed a paper on using parallel computing in independent Metropolis-Hastings algorithms. The paper is arXived and the abstract goes as follows:

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The R-Files: Saptarshi Guha

October 11, 2010
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The R-Files: Saptarshi Guha

"The R-Files" is an occasional series from Revolution Analytics, where we profile prominent members of the R Community. Name: Saptarshi Guha Background: Ph.D. in Statistics, Purdue University Nationality: India Years Using R: 6 Known for: Developing RHIPE package for R + Hadoop integration At just 31 years old, Saptarshi Guha has emerged as a cutting-edge contributor to the R...

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R Tutorial Series: One-Way Omnibus ANOVA

October 11, 2010
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R Tutorial Series: One-Way Omnibus ANOVA

Testing the omnibus hypothesis via one-way ANOVA is simple process in R. This tutorial will explore how R can be used to perform a one-way ANOVA to test the difference between two (or more) group means. Tutorial FilesBefore we begin, you may want to do...

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R Tutorial Series: One-Way Omnibus ANOVA

October 11, 2010
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R Tutorial Series: One-Way Omnibus ANOVA

Testing the omnibus hypothesis via one-way ANOVA is simple process in R. This tutorial will explore how R can be used to perform a one-way ANOVA to test the difference between two (or more) group means. Tutorial FilesBefore we begin, you may want to do...

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New R User Group in Toronto

October 11, 2010
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Canadian R user Leo Guelman contacted me last week to ask if there was an R User Group in Toronto. There wasn't one last week, but there's one now: Leo has taken the initiative to start a new useR group. The Greater Toronto Area (GTA) R User's Group is now active on meetup.com, and taking suggestions for their first...

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How to pick the best cricketer in any format of the game?

October 11, 2010
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How to pick the best cricketer in any format of the game?

Recently ICC awards 2010 were announced and I began wondering how the process works. I haven't seen any good documentation of the process, so I started thinking  how would I do it. Here's my version. Thoughts?Note: I is impossible to det...

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How to pick the best cricketer in any format of the game?

October 11, 2010
By
How to pick the best cricketer in any format of the game?

Recently ICC awards 2010 were announced and I began wondering how the process works. I haven't seen any good documentation of the process, so I started thinking  how would I do it. Here's my version. Thoughts?Note: I is impossible to det...

Read more »

WP-CodeBox: A better R syntax highlighter plugin for WordPress

October 11, 2010
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About 10 months ago, I was looking for a plugin to enable me to highlight R code on my self hosted WordPress blog. The solution I came up with then was to use the wp-syntax plugin (with the need for some modifications). Today I was informed of (what I believe is) a better WordPress plugin

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highlight R syntax in wordpress using wp-codebox

October 10, 2010
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Tal Galili’s blog post mentioned that WP-Syntax can highlight R codes. I downloaded the modified version of WP-Syntax in his blog site. The plugin throw an error when activated. I did not try the original version hosted in WordPress. I found that WP-CodeBox use GeShi for syntax highlighting as WP-Syntax does.I used this plugin when I posted perl codes, but...

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highlight R syntax in wordpress using wp-codebox

October 10, 2010
By

Tal Galili’s blog post mentioned that WP-Syntax can highlight R codes. I downloaded the modified version of WP-Syntax in his blog site. The plugin throw an error when activated. I did not try the original version hosted in Wordpress. I found that WP-CodeBox use GeShi for syntax highlighting as WP-Syntax does.I used this plugin when I posted perl codes,...

Read more »