Power users are not always powerful: The effect of social trust clusters in recommender systems.
Giseop NohHayoung OhJaehoon LeePublished in: Inf. Sci. (2018)
Keyphrases
- recommender systems
- trust aware
- collaborative filtering
- rating prediction
- trust propagation
- personal preferences
- user generated content
- trust model
- virtual communities
- user profiles
- social influence
- matrix factorization
- active user
- recommendation algorithms
- information overload
- social relations
- user model
- social connections
- cold start problem
- social media
- user interests
- user profiling
- trust relationships
- social tags
- social network sites
- user ratings
- recommendation systems
- implicit feedback
- recommendation quality
- social awareness
- user preferences
- social relationships
- online communities
- clustering algorithm
- item based collaborative filtering
- social networks
- cold start
- social capital
- social context
- social networking sites
- user interaction
- micro blogging
- personalized recommendation
- user modeling
- social communities
- knowledge sharing
- social interaction
- end users
- website