...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...
1226 search results for "ggplot2"
Hadley Wickham’s ggplot2 / Data Visualization Course Materials
Hadley Wickham, creator of ggplot2, an immensely popular framework for Tufte-friendly data visualization using R, is teaching two short courses at Vanderbilt this week. Once we opened registration to Vanderbilt students and staff we instantly filled al...
The counterfactual GPS!
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 an hour East of Manhattan.
Quick scatterplot with associated histograms
R can produce some beautiful graphics, and there are some excellent packages, such as lattice and ggplot2 to represent data in original ways. But sometimes, all you want to do is explore the realtionship between pairs of variables with the minimum of fuss. In this post we’ll use the data which we imported in the 
BP Oil and Gas Recovery
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...
Analysing the ISMB 2010 meeting using R
The colossus of bioinformatics meetings, ISMB, convened in Boston this year from July 9 – 13. As in recent years, the meeting was covered online at its website, FriendFeed and Twitter. I thought it would be fun to run a quick analysis of activity at the FriendFeed room using R. 1. Fetch the data We 
Analyze Online R User Conference Data
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...
Cherry Picking to Generalize ~ retrospective meta-power analysis using Cohen’s f^2 of NASA temp + visualization
Previously, I plotted a grid of NASA GISS global temps in ggplot2 to show general trends by the brute force method. Here, I will again use the brute force method to do a simple power analysis on a portion of the data (data here). The general aim is to figure out what the minimum sample 
In case you missed it: June Roundup
Wow, is it the middle of July already? Anyway, in case you missed them, here are some articles from June of particular interest to R users. We noted that the program for the annual R user conference, useR! 2010, has been announced. (I and the rest of the Revolution team are looking forward to seeing all the R folks...
Because it’s Friday: Analytics of an Engagement
The always-interesting R blogger and political scientist Drew Conway -- and self-styled luckiest man on earth -- just announced some very happy news: he just got engaged to his future wife! Congratulations, Drew! (Drew proposed the traditional way, on a lovely European vacation. But if he'd just held off a couple of days he could have proposed via towel-clad...
Zero Inflated Models and Generalized Linear Mixed Models with R.
Zuur, Saveliev, Ieno (2012).
