Keyphrases
- recommender systems
- collaborative filtering
- matrix factorization
- learning to classify
- trust aware
- user modeling
- information overload
- cold start problem
- user preferences
- information filtering
- user profiles
- user profiling
- personalized recommendation
- data sparsity
- cold start
- user model
- user ratings
- movie recommendation
- product recommendation
- recommendation algorithms
- user modelling
- information systems
- database systems
- knowledge base