Visualization is largely defined as the transformation of data into images. Visualization tools don’t have a way of assessing their output, though: were there enough pixels to represent all the data? Are there too many overlapping lines? In a paper to be presented at EuroVis next week, Aritra Dasgupta, Min Chen, and I propose a taxonomy of the different sources of uncertainty when working with parallel coordinates. [Read more…] about Paper: Conceptualizing Visual Uncertainty in Parallel Coordinates
Archives for May 2012
Only a few more sleeps until EuroVis! As we approach the big date, here are some practical tips and tricks about Vienna, the local culture and the exotic customs of the natives.
One of the many things Malofiej 20 made me wonder about is how we present data and what we expect from such a presentation. Very often, we essentially narrate the process of discovery, but is that really the best way? And how much data do we need to show when making a point? Just because we start out with lots of data does not mean we really need to show it all. [Read more…] about How Much Data Do You Really Need?
There is no shortage of sites and twitter accounts that point to a new visualization every day, some even more often than that. So why start another one? Tableau’s Viz of the Day is unique in that it draws from the wealth of Tableau Public, and all its picks are interactive visualizations with multiple, linked views. [Read more…] about Tableau Public Viz of the Day
How does the New York Times Graphics Department produce the fantastic work that wins so many awards? To get a taste of the secret sauce, all you need to do is track down their Twitter accounts and blogs, where they openly share sketches and talk about process. Here is a guide. [Read more…] about A Glimpse Into the New York Times Graphics Department