Keyphrases
- user profiles
- information filtering
- user profiling
- user interests
- user preferences
- personalized search
- user modeling
- web mining
- collaborative filtering
- recommender systems
- user model
- user feedback
- web personalization
- personalized web search
- domain specific
- search engine
- concept hierarchy
- web content
- individual user
- news items
- music recommendation
- user based collaborative filtering
- providing personalized