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Recommender systems
Concepts
Collective intelligence
Relevance
Star ratings
Long tail
Methods and challenges
Cold start
Collaborative filtering
Dimensionality reduction
Implicit data collection
Item-item collaborative filtering
Matrix factorization
Preference elicitation
Similarity search
Implementations
Collaborative search engine
Content discovery platform
Decision support system
Music Genome Project
Product finder
Research
GroupLens Research
MovieLens
Netflix Prize
ACM Conference on Recommender Systems
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