Using external aggregate ratings for improving individual recommendations.
Akhmed UmyarovAlexander TuzhilinPublished in: ACM Trans. Web (2011)
Keyphrases
- recommender systems
- user preferences
- personalized recommendation
- collaborative filtering
- internal and external
- cold start problem
- data sets
- databases
- active user
- decision trees
- cold start
- making recommendations
- database
- user ratings
- matrix factorization
- prediction accuracy
- multi agent systems
- multi agent
- case study
- machine learning
- neural network
- real time