Keyphrases
- retrieval systems
- xml retrieval
- relevance judgments
- evaluation of information retrieval systems
- evaluation measures
- information retrieval systems
- user studies
- test collection
- information retrieval
- text retrieval
- relevance assessments
- average precision
- multimedia
- relevance judgements
- retrieval model
- query reformulation
- retrieval strategies
- search engine
- multimedia retrieval
- video retrieval
- retrieval process
- evaluation metrics
- ranked list
- retrieved documents
- learning to rank
- effective retrieval
- text retrieval systems
- user feedback
- question answering
- web retrieval
- decision trees
- metadata