Keyphrases
- question answering
- query expansion
- cross language
- information retrieval
- dublin city university
- test collection
- itc irst
- domain specific track
- cross lingual
- evaluation campaigns
- multilingual information retrieval
- query translation
- multilingual information access
- ad hoc retrieval
- cross language retrieval
- information access
- relevance feedback
- qa clef
- relevant documents
- co occurrence
- search engine