QED: The Edinburgh TREC-2003 Question Answering System.
Jochen L. LeidnerJohan BosTiphaine DalmasJames R. CurranStephen ClarkColin J. BannardBonnie L. WebberMark SteedmanPublished in: TREC (2003)
Keyphrases
- question answering
- question answering systems
- question classification
- information retrieval
- natural language
- test collection
- natural language processing
- information extraction
- retrieval effectiveness
- answer validation
- asymptotic analysis
- qa clef
- expert search
- asymptotically optimal
- cross language
- answer extraction
- square root
- pseudo relevance feedback
- passage retrieval
- lecture notes
- query expansion
- machine learning
- evaluation campaigns
- trec blog track
- topic detection and tracking
- relevance judgments
- information retrieval systems