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The Netflix Prize was an open competition for the best collaborative filtering algorithm to predict user ratings for films, based on previous ratings without any other information about the users or films, i.e. without the users being identified except by numbers assigned for the contest.
From 2006 to 2009, Netflix sponsored a competition, offering a grand prize of $1,000,000 to the team that could take an offered dataset of over 100 million movie ratings and return recommendations that were 10% more accurate than those offered by the company's existing recommender system.
New algorithms have been developed for CF as a result of the Netflix prize. Cross-System Collaborative Filtering where user profiles across multiple recommender systems are combined in a multitask manner; this way, preference pattern sharing is achieved across models.
New reports suggest that Netflix manipulated its own search and recommendations algorithm to help mitigate public backlash in September 2020, suppressing the outreach of the film “Cuties” on ...
The viewing behavior of Netflix's streaming members is telling the company something, and the good news for subscribers -- and investors -- is that Netflix is listening. Its recommendation engine ...
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Matrix factorization algorithms work by decomposing the user-item interaction matrix into the product of two lower dimensionality rectangular matrices. [1] This family of methods became widely known during the Netflix prize challenge due to its effectiveness as reported by Simon Funk in his 2006 blog post, [ 2 ] where he shared his findings ...
Kevin Hart’s new movie “Lift” is fine for what it is, featuring a heist designed for light escapism. Yet it’s also a prime example of the Netflix algorithm at work: using data to determine ...