Keyphrases
- recommendation algorithms
- mobile commerce
- filtering algorithm
- reputation models
- product recommendation
- recommendation systems
- recommender systems
- collaborative filtering
- user preferences
- electronic commerce
- mobile devices
- mobile phone
- personalized recommendation
- electronic marketplaces
- collaborative filtering recommendation
- internet services
- mobile applications
- mobile services
- mobile users
- motion estimation
- trust relationships
- social recommendation
- query expansion
- business models