Halfway to Question Answering.
William A. WoodsStephen J. GreenPaul Alan MartinAnn HoustonPublished in: TREC (2000)
Keyphrases
- question answering
- named entities
- natural language processing
- information extraction
- natural language
- question classification
- syntactic information
- cross language
- information retrieval
- qa clef
- natural language questions
- relation extraction
- passage retrieval
- multi modal
- question answering systems
- semantic roles
- textual entailment recognition