Keyphrases
- multi user
- multiple users
- user interface
- single user
- virtual environment
- multi granularity
- virtual world
- augmented reality
- virtual space
- multi touch
- multi agent
- user interaction
- collaborative filtering
- end users
- multiple access
- human computer interaction
- user experience
- recommender systems
- user profiles
- website
- ubiquitous computing
- object oriented
- data transmission
- intra class