Keyphrases
- user generated content
- recommender systems
- collaborative filtering
- user generated
- information filtering
- information overload
- user preferences
- personalized recommendation
- user comments
- online social
- recommendation systems
- social networking sites
- social media content
- cold start
- user model
- cold start problem
- customer reviews
- user profiles
- cross domain
- relevant content
- online social media
- social media