Monthly Archives: August 2010

Wanted: R Analysis of New Scientist Covers

August 30, 2010
By
Wanted: R Analysis of New Scientist Covers

Peter Aldhous and Jim Giles -- from New Scientist's San Francisco bureau -- are looking for a statistician and R user to take part in an interesting data analysis challenge, and also be part of a future article in the magazine. They were inspired by this rather tongue-in-cheek presentation where Sebastian Wernicke analyzed videos, transcripts and ratings of TED...

Read more »

US House Election Results Visualized Five Ways

August 30, 2010
By
US House Election Results Visualized Five Ways

The Democratic major-party vote share of US House elections 2002-2008 visualized 5 different ways.

Read more »

Graphing Highly Skewed Data

August 30, 2010
By
Graphing Highly Skewed Data

Graphing data with a few outliers is challenging, and some solutions are better than others. Here is a comparison of the alternatives.

Read more »

GEO database: curation lagging behind submission?

August 30, 2010
By
GEO database: curation lagging behind submission?

I was reading an old post that describes GEOmetadb, a downloadable database containing metadata from the GEO database. We had a brief discussion in the comments about the growth in GSE records (user-submitted) versus GDS records (curated datasets) over time. Below, some quick and dirty R code to examine the issue, using the Bioconductor GEOmetadb

Read more »

MCMC Diagnostics in R with the coda Package

August 29, 2010
By
MCMC Diagnostics in R with the coda Package

This is a follow up to my recent post introducing the use of JAGS in R through the rjags package. In the comments on that post, Bernd Weiss encouraged me to write a short addendum that describes diagnostic functions that you should use to assess the output from an MCMC sampler. I’ve only been using

Read more »

Beta translation done!

August 29, 2010
By
Beta translation done!

Once my team of four translators had handed back to me all the chapters of the French version of Introducing Monte Carlo Methods with R to me, I had to go over the book to ensure some minimal consistency between the chapters. I started the editing in the plane to Vancouver but did not get

Read more »

SST with Raster. Complete

August 29, 2010
By
SST with Raster. Complete

Update: new zip, correcting bug found by Steve  McIntyre: if(!file.exists(HadSST2ncdf)) downloadHADSST2() if(!file.exists(HadSST2ncdf)) downloadHadSST2() issue pending with another line as well. Checking raster versions. I’ve also, added some code into “downloadHadSST2″ that corrects for the “NA” problem with HadSST. (currently commented out). There is an issue with “ncdf” handling CF standards, which has been addressed in

Read more »

Subset views in R

August 28, 2010
By
Subset views in R

I don’t know how to do this in R. So let me just say why I can’t. I wanted something akin to Boost‘s sub-matrix views, where you can have indexes map back to the original matrix, so you don’t create … Continue reading →

Read more »

Blegging for Data

August 28, 2010
By

I’m in the middle of a new project that involves analyzing the packages that are currently on CRAN. As part of my work, I could really benefit from information about which packages are installed on people’s computers. If you’re willing to part with a bit of your time and privacy, I’d very much appreciate you

Read more »

Patrick Burns is blogging

August 28, 2010
By
Patrick Burns is blogging

Patrick Burns is the author of several helpful R resources, including A Guide for the Unwilling S User, The R Inferno, and S Poetry. He also wrote one of my favorite critiques of Microsoft Excel: Spreadsheet Addiction. His writing is witty, entertain...

Read more »

Sponsors

Mango solutions



plotly webpage

dominolab webpage



Zero Inflated Models and Generalized Linear Mixed Models with R

Quantide: statistical consulting and training

datasociety

http://www.eoda.de





ODSC

ODSC

CRC R books series





Six Sigma Online Training









Contact us if you wish to help support R-bloggers, and place your banner here.

Never miss an update!
Subscribe to R-bloggers to receive
e-mails with the latest R posts.
(You will not see this message again.)

Click here to close (This popup will not appear again)