Keyphrases
- social media
- recommender systems
- user preferences
- collaborative filtering
- long tail
- information overload
- social graph
- user feedback
- user profiles
- social networking services
- user participation
- user model
- user modeling
- user profiling
- user interface
- recommendation systems
- user interaction
- social context
- personalized services
- user defined
- user behavior
- relevance feedback
- social connections
- item recommendation
- personalized recommendation
- user ratings
- user experience
- active user
- personal interests
- web page recommendation