Keyphrases
- test collection
- patent retrieval
- evaluation metrics
- web retrieval
- retrieval effectiveness
- cross language information retrieval
- cross lingual information retrieval
- trec web
- average precision
- retrieval model
- query translation
- evaluation framework
- information retrieval
- relevant documents
- data sets
- ir evaluation
- document collections
- pairwise
- knowledge base
- english chinese
- database