ggplot2

Map of Upcoming Ruby Conferences

August 21, 2010 | C

One of the top searches on rubyflow is “conference”.  A recent post showed how to create a map with the location of the 2010 R User Conference.  So why not expand on the subject and create a map with numerous conference locations thr...
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Deducer: R and ggplot2 GUI

August 16, 2010 | Stephen Turner

Last Year I introduced you to R Commander, a nice graphical user interface (GUI) for R for those of you who are still hesitant to leave the clicky-box style research a la SPSS for the far more superior reproducible research using R. As most of you know... [Read more...]

Goals per Game in MLS

August 16, 2010 | Ryan

I promised something related to Major League Soccer and here it is.  Caveat:  It’s not much.  Why so sparse?  (1) The data is a bit messy due to teams folding, expansion, name changes, etc.  (2)  I was backpacking all weekend and didn’t have time to work on this side project.  ... [Read more...]

Rose plot using Deducers ggplot2 plot builder

August 16, 2010 | Tal Galili

The (excellent!) LearnR blog had a post today about making a rose plot in ggplot2. Following today’s announcement, by Ian Fellows, regarding the release of the new version of Deducer (0.4) offering a strong support for ggplot2 using a GUI plot builder, Ian also sent an e-mail where he shows ... [Read more...]

Charting the performance of cricket all-rounders – IT Botham

August 16, 2010 | Ralph

Cricket is a sport that generates a large volume of performance data and corresponding debate about the relative qualities of various players over their careers and in relation to their contemporaries. The cricinfo website has an extensive database of statistics for professional cricketers that can be searched to access the ... [Read more...]

Iris Data Set Visualization Web App in < 100 LOC

August 7, 2010 | C

The iris data set pops up pretty regularly in statistical literature.  It consists of 50 records from three species of Iris flowers (Iris setosa, Iris virginica and Iris versicolor).   I came across it recently while reading Introduction to Data Mining.   It comes up in several places in the book to demonstrate ...
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Are MLB Games Getting Longer?

August 5, 2010 | Ryan

On July 29, 2010, I had a flight from Denver to Cincinnati.  About an hour before boarding, I went to ESPN’s website and found a new article by Bill Simmons, a.k.a The Sports Guy (@sportsguy33 on Twitter).  The basic premise of this article is that a core group of ... [Read more...]

U.S. Unemployment Data: Animated Choropleth Maps

August 4, 2010 | C

I was curious about creating maps with ggplot2 - and was happy to find that great minds have long since tackled this topic.  Folks who are interested in how to learn about R (and ggplot2) might be interested in the process.  (There should be ...
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Thinking about Graphs

July 30, 2010 | C

A recent Wall Street Journal article ruminated about the degree that language shapes thought (rather than the other way around).  This idea has rather profound implications in the more specific domain of programming languages. We initially learn a...
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Pie Charts in ggplot2

July 29, 2010 | C

...and other isomorphic data shape presentations...The Pie Chart has been widely criticized in recent times by statisticians.  Edward Tufte goes as far as to call this the "prevailing orthodoxy."  The reasons generally cited:The rel...
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Hacker News User Base Changed?

July 26, 2010 | C

There are lots of references on Hacker news to the fact that the "good old days" are gone and that the character of the site has changed since it started.  The visualization above was based on a sample of users that posted on the site in recent ti...
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The counterfactual GPS!

July 23, 2010 | dan

WHAT IF YOUR GPS TOLD YOU WHAT WOULD HAVE HAPPENED IF YOU HAD TAKEN THE OTHER ROUTE? Not long ago, your Decision Science News editor was planning a trip to a book group meeting along with another member. The monthly book group takes place in Cove Neck Long Island, about ...
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BP Oil and Gas Recovery

July 21, 2010 | C

As mentioned in a previous post, the US Department of Energy has been providing data about the Deepwater Horizon as it becomes available.  Recently, the amount of oil and gas recovered was made available.  The spreadsheet includes a grap...
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Analyze Online R User Conference Data

July 19, 2010 | C

The R User Conference 2010 will be underway shortly - and what better way to commemorate the event than to  blast out some R code related to the conference?  HTML tables on websites for the past three years list participants an...
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