The original post shows how the sausage was made (focusing on visualization/UX). Also check out the http://graphics.wsj.com/hamilton-methodology/ http://graphi

The original post shows how the sausage was made (focusing on visualization/UX). Also check out the http://graphics.wsj.com/hamilton-methodology/ http://graphics.wsj.com/hamilton-methodology/ for what the sausage is made of (focusing more on algorithms/models with a bibliography).