Keyphrases
- image retrieval
- news video
- test collection
- relevance feedback
- image database
- information retrieval systems
- query expansion
- information retrieval
- cross media
- efficient retrieval
- retrieval accuracy
- text categorization
- document retrieval
- retrieval method
- average error
- online news
- query formulation
- software tools
- content based retrieval
- news articles
- user friendly
- retrieval model
- retrieval systems