Question Answering, Relevance Feedback and Summarisation: TREC-9 Interactive Track Report.
Neill AlexanderCraig BrownJoemon M. JoseIan RuthvenAnastasios TombrosPublished in: TREC (2000)
Keyphrases
- question answering
- relevance feedback
- information retrieval
- natural language
- question classification
- passage retrieval
- natural language processing
- information extraction
- document retrieval
- cross language
- information retrieval systems
- image retrieval
- named entities
- question answering systems
- syntactic information
- pseudo relevance feedback
- qa clef
- natural language questions
- retrieval effectiveness
- feature weighting
- query expansion
- relevance judgments
- user feedback
- relevant documents
- answer extraction
- active learning
- retrieved documents
- retrieval model
- test collection
- speech transcripts