I've been getting a lot of questions about the method used to map the hotspots in the seasonal drunk-driving risk maps.  It uses the GAM (Geographical Analysis Machine), a way of detecting spatial clusters from two data inputs: the data of interes...

In recent months, IDV has taken steps to incorporate the powerful statistical engine, R, as a viable connection to Visual Fusion.  R has a robust and growing set of libraries and a community that is constantly thumping away on improvements.  ...

So after a long hiatus, I'm back for today. I've been crazy busy with a number of different things--including getting engaged and helping plan out wedding dates and things of that sort--and unfortunately have not kept up here on this blog (or on Fanta...