Outer Product of Character Vectors in R

July 19, 2012 | 0 Comments

What follows is like a kata to strengthen your R fundamentals. The lovely stats in the wild recently posted some hott data analysis of Olympians’ ages and sexes. Because I’m annoyingly picky about graphics, I asked for his code so I could ... [Read more...]

How to outrun a crashing alien spaceship

June 11, 2012 | 0 Comments

Hollywood movies are obsessed with outrunning explosions and outrunning crashing alien spaceships. For explosions the movies give the optimal (but unusable) solution: run straight away. For crashing alien spaceships they give the same advice, but in this case it is wrong. We demonstrate the correct angle to flee. Running from ... [Read more...]

An R function to determine if you are a data scientist

October 10, 2011 | 0 Comments

“Data scientist” is one of the buzzwords in the running for rebranding applied statistics mixed with some computing. David Champagne, over at Revolution Analytics, described the skills for being a data scientist with a Venn Diagram. Just for fun, ... [Read more...]

The fun Package: Use R for Fun!

August 16, 2011 | 0 Comments

A couple of days ago we released a package named fun to CRAN, but I did not dare to send an announcement to [email protected] as usual. This package is a collection of some classical computer games (e.g. the Mine sweeper and Five in a row) as well ... [Read more...]

Two Castles Run 2011

June 12, 2011 | 0 Comments

I did the Two Castles Run today; it’s a 10km race between Warwick and Kenilworth castles. The organizers were very quick to put the results online and even went the extra mile of offering them as a CSV file. It … Continue reading → [Read more...]

R-Node: a web front-end to R with Protovis

April 3, 2010 | 4 Comments

Update (April 6 – 2010) : R-Node now has it’s own a website, with a dedicated google group (you can join it here) * * * * The integration of R into online web services is (for me) one of the more exciting prospects in R’s future. That is way I was very excited coming across ...
[Read more...]

Analysis of Winter Olympic Medal Data Using R

February 18, 2010 | 0 Comments

The Winter Olympics are on. The Guardian's DataBlog has graciously compiled a database on Winter Olympic Medals. Thus, I thought I'd run a few quick analyses on the data in R. In this post I was hoping to show how one could quickly churn out ...
[Read more...]

Happy New Year with R

December 31, 2009 | 0 Comments

I have to admit that the previous post on Christmas is actually not much fun. Today I received another pResent from Yixuan which is more interesting: Basically the code deals with letter polygons (i.e. glyphs) and plot them with proper projections from 3D to 2D space: ## original code by ... [Read more...]

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