# Monthly Archives: June 2010

## Ruby Script to parse ISBNs listed in R-Project to populate an Amazon

June 7, 2010
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As you probably figured out, I am an Amazon affiliate and have been giving some thought to how to get the best lists of R books available at Amazon. To get the list of ISBNs from R-Project, the following Ruby script did the trick:require 'rubygems'req...

## Example 7.40: Nelson-Aalen plotting

June 7, 2010
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In our previous entry, we described how to calculate the Nelson-Aalen estimate of cumulative hazard. In this entry, we display the estimates for the time to linkage to primary care for both the treatment and control groups in the HELP study.RWe use the...

## An Interest Rate R Package Plan

I recently have done some empirical studies on zero-coupon bond modelling and pricing, and plan to create an interest rate R package in order to make it re-usable, as I find there are only two R package on it, one is http://cran.r-project.org/web/pack...

## Using R for Introductory Statistics 3.2

June 6, 2010
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...continuing my sloth-like progress through John Verzani's Using R for Introductory Statistics. Previous installments: Chapters 1 and 2 and 3.1. Comparing independent samples Boxplots provide a visual comparison between two or more distributions. Fo...

## Using R for Introductory Statistics 3.2

June 6, 2010
By

...continuing my sloth-like progress through John Verzani's Using R for Introductory Statistics. Previous installments: Chapters 1 and 2 and 3.1. Comparing independent samples Boxplots provide a visual comparison between two or more distributions. Fo...

## biomaRt and GenomeGraphs: a worked example

June 6, 2010
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As promised a few posts ago, another demonstration of the excellent biomaRt package, this time in conjunction with GenomeGraphs. Here’s what we’re going to do: Grab some public microarray data Normalise and get a list of the most differentially-expressed probesets Use biomaRt to fetch the genes associated with those probesets Plot the data using GenomeGraphs

## General steps to compile JAGS in a Linux based OS system and install rjags in R

June 6, 2010
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I have an entry here about how to install JAGS and rjags in Fedora.  However, I have exchanged emails with Robert Dorazio and Dr. Martyn Plummer.  Here are the easier steps to compile JAGS and install rjags in R. 1. After you extract the source code...

## General steps to compile JAGS in a Linux based OS system and install rjags in R

June 6, 2010
By

I have an entry here about how to install JAGS and rjags in Fedora.  However, I have exchanged emails with Robert Dorazio and Dr. Martyn Plummer.  Here are the easier steps to compile JAGS and install rjags in R. 1. After you extract the source code...

## JAGS, rjags, and coda packages for Fedora

June 6, 2010
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Christopher has the RPMs (for Fedora users) for JAGS, coda, and rjags on his blog. The specific blog entry is here: http://cddesjardins.wordpress.com/2010/06/04/jags-package-for-fedora-13-64-bit/ If you have trouble installing JAGS or rjags in Fedora,...

## JAGS, rjags, and coda packages for Fedora

June 6, 2010
By

Christopher has the RPMs (for Fedora users) for JAGS, coda, and rjags on his blog. The specific blog entry is here: http://cddesjardins.wordpress.com/2010/06/04/jags-package-for-fedora-13-64-bit/ If you have trouble installing JAGS or rjags in Fedora,...