In Question Answering, Two Heads Are Better Than One.
Jennifer Chu-CarrollKrzysztof CzubaJohn M. PragerAbraham IttycheriahPublished in: HLT-NAACL (2003)
Keyphrases
- question answering
- information extraction
- information retrieval
- qa clef
- syntactic information
- natural language questions
- natural language
- natural language processing
- question answering systems
- cross language
- question classification
- passage retrieval
- candidate answers
- relation extraction
- semantic roles
- named entities
- answering questions