Keyphrases
- news recommendation
- cross media
- information retrieval
- news articles
- image database
- news video
- document retrieval
- query expansion
- social networks
- information retrieval systems
- recommender systems
- retrieval model
- collaborative filtering
- relevance feedback
- knowledge sharing
- complex networks
- content based retrieval
- news stories
- heterogeneous networks
- music retrieval
- retrieval systems
- efficient retrieval
- image retrieval
- learning environment
- collaborative learning