Keyphrases
- recommender systems
- collaborative filtering
- matrix factorization
- cold start problem
- information filtering
- trust aware
- personalized recommendation
- information overload
- user model
- user preferences
- user modeling
- implicit feedback
- user profiles
- cold start
- product recommendation
- user feedback
- multiscale
- recommendation systems
- database systems
- image processing
- data sparsity
- information systems
- recommendation quality
- search engine