Articles by saurabhat

Matrix factorization

March 10, 2015 | saurabhat

Or fancy words that mean very simple things. At the heart of most data mining, we are trying to represent complex things in a simple way. The simpler you can explain the phenomenon, the better you understand. It’s a little zen – compression is the same as understanding. Warning: Some ...
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Testing recommender systems in R

June 10, 2012 | saurabhat

Recommender systems are pervasive. You have encountered them while buying a book on barnesandnoble, renting a movie on Netflix, listening to music on Pandora, to finding the bar visit (FourSquare). Saar for Revolution Analytics, had demonstrated how to get started with some techniques for R here. We will build some ... [Read more...]

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