I’m really digging the Boston Globe’s recent visualization tracking Manny Ramirez’s hunt for 500 home runs (reached on May 31st).
This cool app answers seemingly every question about when and how Manny hit his home runs…except for the one I’m most interested in: where on the plate is Manny most likely to hit a [...]
A week or so back I wrote about a package I ported/modified to create the Delaunay triangulation in Flash with a few AS3 classes. As I noted there, such a triangulated irregular network (TIN) allows us to interpolate isolines — lines of constant value (aka isarithms, commonly called contours).
So, given a field of points [...]
The term “heat map” has become increasingly confused. Perhaps it doesn’t matter, but for the record the above map is a choropleth map. It’s been branded by Google (as one of the Google Gadgets) with the sexier label “heat map”, and this (mis)usage is catching on. The term heat map is already [...]