Initially, Cinematch worked poorly.
Return of the Jedi Initially Cinematch.
By 2006, however, progress on Cinematch plateaued.
It turned the challenge of improving Cinematch into a problem suitable for an open call.
They started with Cinematch, and they have tried
a bunch of others-- there's Dinosaur Planet; there's Gravity.
But, over the course of many years, Cinematch continued to improve its ability to predict what movies
customers would enjoy.
Netflix is an online movie rental company,
and in 2000 it launched Cinematch, a service to recommend movies to customers.
The first person to create an algorithm
that predicted the 3 million held-out ratings 10% better than Cinematch would win a million dollars.
The first person to create an
algorithm that predicted the 3 million held-out ratings 10% better than Cinematch would win a million dollars.
For example, Cinematch might notice that you liked Star Wars
and Empire Strikes Back and then recommend that you watch Return of the Jedi.
For example, Cinematch might notice that you liked Star Wars
and The Empire Strikes Back and then recommend that you watch Return of the Jedi.
Netflix held the first“Netflix Prize” competition to find a program to better predict user preferences and
improve the accuracy on its existing Cinematch movie recommendation algorithm by at least 10%.
In 2006, the media-services provider Netflix held the first"Netflix Prize" competition to find a program to better predict user preferences and
improve the accuracy on its existing Cinematch movie recommendation algorithm by at least 10%.