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Gas prices, state by state, with and without state taxes
In the image below I’ve plotted the average gas price in each state for 4/25/07 (data from here) with and without state per-gallon taxes included. Without the taxes included, it becomes obvious that...
View ArticleHow special, special interest money?
Oil change international put together a great tool to visualize the flow of money from oil companies to presidential candidates and congressional representatives. The graph view of the presidential...
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Google finance’s new stockscreener has sparklines
I noticed this morning that google finance has a new stock screener feature that lets you choose stocks with features in a certain range by way of an interactive sparkline. These are miniature graphs...
View ArticleGreat info graphic on Times site
I love this interactive graph showing the margin of victory in each of the primary states for Clinton and Obama. It blends a histogram with labeled blocks to really effectively illustrate the data. The...
View ArticleBen Fry Guest Lecture
A couple of weeks ago I had the good fortune of sitting in on lecture of a scientific visualization class* at Tufts at which Ben Fry, creator of many great works of visualizations that can even be...
View ArticleDay in the life of the MBTA system
I put together an animation of all the rail traffic in the course of a day on the MBTA’s red, blue, green and orange lines, including the Mattapan line. Its a great way to see just how complicated the...
View ArticleAnother MBTA visualization, this time with the commuter rail
Following up the surprising success of my first MBTA visualization, I made a new version that adds the commuter rail lines. This does have the unfortunate effect of squishing the system’s rapid...
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Red line transit times on a google map
I visualized the transit time via the MBTA’s Red Line to park street from points within 1.5 miles of Red line stops on a google map. More information, and the interactive google map on the project page.
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Hierarchical Stacked Time Series
I built a Flash (Flex) tool to visualize stacked time series – based on the Prefuse Flare Job Viewer application, but extended to afford exploration of a shallow, two level hierarchy of time series....
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Plotting Game by Game Winning Percentages
Another baseball season is upon us, and fans are quick to project the results of their favorite team from the first few games. I wondered if many teams tend to arrive at a winning percentage near their...
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