The Science Behind the Netflix Algorithms That Decide What You’ll Watch Next

Tom V, erbilt,, Aug 08, 2013
Commentary by Stephen Downes

The secret to Netflix recommendations? "We have more than 40 people hand-tagging TV shows and movies for us." 75 percent of traffic is driven by recommendations. These are based in part on personal rating, but much more on viewing behaviour (because, yes, people lie in their ratings,  giving five stars to video the feel they ought to like, not what they actually like).

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