Question-Answering via Enhanced Understanding of Questions.
Dan RothChad M. CumbyXin LiPaul MorieRamya NagarajanNick RizzoloKevin SmallWen-tau YihPublished in: TREC (2002)
Keyphrases
- question answering
- answering questions
- question answering systems
- natural language questions
- qa systems
- qa clef
- answer extraction
- candidate answers
- question answer pairs
- information retrieval
- natural language
- open domain question answering
- natural language processing
- named entities
- question classification
- information extraction
- passage retrieval
- cross language
- sentence retrieval
- syntactic information
- relation extraction
- answer validation
- correct answers
- multi modal
- artificial intelligence