Question Answering: An Introduction.
Mark T. MayburyPublished in: New Directions in Question Answering (2004)
Keyphrases
- question answering
- information retrieval
- natural language processing
- information extraction
- question classification
- natural language
- passage retrieval
- named entities
- question answering systems
- syntactic information
- answer validation
- cross language
- semantic roles
- relation extraction
- candidate answers
- qa clef
- open domain question answering
- answer extraction
- machine learning
- qa systems
- multi modal