pretty interesting read if you're into machine learning - http://engineering.foursquare.com/2012/03/23/machine-learning-with-large-networks-of-people-and-places/
Machine Learning with Large Networks of People and Places | Foursquare Engineering Blog
I recently gave a talk at foursquare HQ for the New York Machine Learning Meetup. Here's the abstract, with the slides below. Hope you enjoy! Foursquare is now aware of over 1.5 billion check-ins ...
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