Keyphrases
- internet users
- information overload
- computer users
- control system
- user interface
- information sources
- web portal
- file sharing
- web browsing
- web content
- internet usage
- social networking sites
- smart phones
- desktop computers
- website
- video sharing
- end users
- recommender systems
- bulletin board
- mobile services
- information delivery
- internet search
- interpersonal communication
- remote control
- internet services
- multiple users
- user groups
- control method
- control strategy
- collaborative filtering
- digital libraries