Keyphrases
- historical information
- user interaction
- web search
- user experience
- keyword queries
- internet users
- information seeking
- user model
- information extraction
- recommender systems
- keywords
- website
- retrieve documents
- information retrieval
- user specific
- retrieval strategies
- potentially relevant
- retrieval process
- result set
- information overload
- recommendation systems
- user feedback
- query expansion
- end users