Keyphrases
- recommender systems
- collaborative filtering
- user preferences
- user profiles
- user model
- information overload
- recommendation systems
- user profiling
- user modeling
- cold start problem
- matrix factorization
- user interests
- information filtering
- recommendation quality
- data collection
- end users
- user interface
- viewpoint
- personalized recommendation
- active user
- implicit feedback
- user context
- user input
- data mining
- user queries
- user interaction
- user requirements
- recommendation algorithms
- user defined
- user ratings
- data sparsity
- personalized services
- cold start
- relevance feedback
- information systems
- user modelling
- search engine
- personal preferences
- neural network
- trust aware