Question Answering Using Syntax-Based Concept Nodes.
Demetrios G. GlinosFernando GomezPublished in: NLUCS (2006)
Keyphrases
- question answering
- natural language
- natural language processing
- information extraction
- question classification
- information retrieval
- passage retrieval
- cross language
- question answering systems
- open domain question answering
- named entities
- natural language questions
- syntactic information
- answer extraction
- sentence retrieval
- qa systems
- qa clef
- answering questions
- answer validation
- search engine