Days ago a study says that Santiago, city where I live, has one of the best public transport system in LATAM (WAT?! define best please!). So I've search for some information and I found this. Anyway I tried to find some related data/gtfs/information to work/play and I ... [Read more...]

Update 2015-11-09: This is migration from an old post. I took the SNA course by Lada Adamic in coursera. It’s a super interesting course. In fact, I was using the networks only how a visualization tool, and that is what it make me little bit embarrassing because there ... [Read more...]

This post join two things that I like: Highcharts and the Time series. So I have a lot of fun making this minipost to show how works an autoregressive process. Well, let's remember the structure of an autoregresive process. $y_t = varphi,y_{t-1}+epsilon_t$, where $epsilon_t$ is ... [Read more...]