Keyphrases
- collaborative filtering
- recommender systems
- rating prediction
- trust aware
- social capital
- social interaction
- matrix factorization
- virtual communities
- data sparsity
- social networks
- social network sites
- social connections
- trust model
- trust relationships
- social influence
- user preferences
- recommendation algorithms
- personalized recommendation
- knowledge sharing
- social psychology
- user ratings
- social context
- personality traits
- social awareness
- trust evaluation
- social media
- recommendation systems
- user behavior
- media technology
- social networking
- user interests
- social relationships
- online social
- social relations
- product recommendation
- individual level
- social web