Monthly Archives: August 2012

Animated GIF Annual Correlation of 48 Industries for 50 Years

August 10, 2012
By
Animated GIF Annual Correlation of 48 Industries for 50 Years

Inspired by http://blogs.reuters.com/felix-salmon/2012/08/06/chart-of-the-day-hft-edition/, I thought I would build on 48 Industries (Dendrogram Ordered) Over 50 Years, “Trend is Not Your Friend” Applied to 48 Industries, and 48 Industries Since 19...

Read more »

In case you missed it: July 2012 Roundup

August 10, 2012
By

In case you missed them, here are some articles from June of particular interest to R users. The Environmental Performance Index website uses R to rank countries by measures like environmental health and ecosystem vitality. A log-linear regression in R predicted the gold-winning Olympic 100m sprint time to be 9.68 seconds (it was actually 9.63 seconds). Some R-related talks...

Read more »

Trends in run scoring – comparing the leagues

August 10, 2012
By

My previous two posts have looked a using R to create trend lines for the run scoring environments in the American and National leagues.  This time around, I'll plot the two against each other to allow for some comparisons. (The code below assumes that you've read the data into your workspace and calculated the LOESS...

Read more »

RStudio server through ssh

August 10, 2012
By

R language has numerous IDEs – RStudio, Vim plugin, Eclipse plugin. RStudio really shines for R language, nevertheless Vim plugin might be well adapted for R if you are Vim guru. Eclipse? Who needs such behemoth? Turns out a student in Ljubljana badly needs it. Most of the time I use remote server for R

Read more »

Why we are teaching massive open online courses (MOOCs) in R/statistics for Coursera

August 10, 2012
By

Editor’s Note: This post written by Roger Peng and Jeff Leek.  A couple of weeks ago, we announced that we would be teaching free courses in Computing for Data Analysis and Data Analysis on the Coursera platform. At the same time, a number of ot...

Read more »

Simulation: The modeller’s laboratory

August 10, 2012
By
Simulation: The modeller’s laboratory

In his 2004 paper in Trends in Ecology and Evolution, Steven Peck argues: Simulation models can be used to mimic complex systems, but unlike nature, can be manipulated in ways that would be impossible, too costly or unethical to do in natural systems. Simulation can add to theory development and testing, can offer hypotheses about the

Read more »

Importing data directly from MS Excel

August 10, 2012
By
Importing data directly from MS Excel

R is great for exploring, analysing and graphing your valuable data. No question about it. Unfortunately though, there’s no base package support for importing data directly from MS Excel. This means that you have to faff about saving it in another format, and THEN import this new file. This just adds another file to your

Read more »

Brokering Closure is moving

August 10, 2012
By
Brokering Closure is moving

Dear readers, this blog is moving out from wordpress.com to a new location. The new address is http://bc.bojanorama.pl. Please update your bookmarks. Drodzy czytelnicy, blog “Brokering Closure” wyprowadza się z wordpress.com pod nowy adres: http://bc.bojanorama.pl. Zaktualizujcie swoje linki/zakładki. Filed under: game theory, geek, networks, po polsku, R, social science, statistics, Uncategorized, web

Read more »

RProtoBuf 0.2.5

August 9, 2012
By

A new release 0.2.5 of RProtoBuf is now on CRAN. RProtoBuf provides GNU R bindings for the Google Protobuf data encoding library used and released by Google.This release once again contains a number of patches kindly contributed by Murray Stokely...

Read more »

Installing the Development Version of R on Ubuntu (alongside the current version of R)

August 9, 2012
By

A recent question was asked on the R-sig-Debian on installing the development version of R alongside the stable version. While most users of R do not need to have two versions installed on their machine, it is useful if you are developing packages for...

Read more »