Publications by inkhorn82

An R Enthusiast Goes Pythonic!

I’ve spent so many years using and broadcasting my love for R and using Python quite minimally. Having read recently about machine learning in Python, I decided to take on a fun little ML project using Python from start to finish. What follows below takes advantage of a neat dataset from the UCI Machine Learning Repository.  The data contain M...

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KDD Cup 2015: The story of how I built hundreds of predictive models….And got so close, yet so far away from 1st place!

The challenge from the KDD Cup this year was to use their data relating to student enrollment in online MOOCs to predict who would drop out vs who would stay. The short story is that using H2O and a lot of my free time, I trained several hundred GBM models looking for the final one which eventually got me an AUC score of 0.88127 on the KDD Cup le...

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Hey Fitbit, my data belong to me!

When you go on Fitbit’s website and want to download your own Fitbit data, you will find your way to their Data Export utility on their settings page. Once you get there, you are greeted with what looks like a slogan: “Your data belongs to you!”. Having seen the very high level data that they provide you with when you click download, I don�...

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