Scaling question answering to the web.
Cody C. T. KwokOren EtzioniDaniel S. WeldPublished in: ACM Trans. Inf. Syst. (2001)
Keyphrases
- question answering
- question answering systems
- answering questions
- cross language
- named entities
- question classification
- qa clef
- natural language
- natural language processing
- information extraction
- question answer pairs
- relation extraction
- sentence retrieval
- syntactic information
- open domain question answering
- natural language questions
- passage retrieval
- information retrieval
- semantic roles
- web documents
- answer validation
- search engine
- answer extraction
- information access
- expert systems