Keyphrases
- user groups
- user interaction
- user oriented
- daily life
- user experience
- user interface
- novice users
- multiple users
- end users
- recommender systems
- collaborative filtering
- information sources
- search engine
- rapid growth
- information overload
- real time
- genetic algorithm
- user studies
- multimedia
- group members
- user centric
- user feedback
- information seeking
- learning environment
- expert systems
- web search