Keyphrases
- collaborative filtering
- recommendation systems
- cold start
- recommender systems
- matrix factorization
- data sparsity
- user preferences
- personalized recommendation
- trust model
- recommendation quality
- pearson correlation coefficient
- user ratings
- information filtering
- cold start problem
- multiscale
- implicit feedback
- tag recommendation
- neighbor selection
- deal with information overload
- recommendation algorithms
- transfer learning
- user interests
- user profiles
- reinforcement learning
- content based filtering
- search engine
- databases
- real time
- database