Netflix in 2006 held an open competition to find the collaborative filtering algorithm that would best predict whether or not a user would like a particular film or TV show based on previous ...

According to a 2011 blog post by a Foursquare engineer, the app’s early versions of the recommendation app built collaborative filtering on top of a “cold start” algorithm that pulls venues ...

Netflix’s and Amazon’s collaborative filtering algorithms choose products and media for us. You hear it everywhere. “Google announced a change to its algorithm,” a journalist reports.