Passage Retrieval Using Answer Type Profiles in Question Answering.
Surya Ganesh VeeravalliVasudeva VarmaPublished in: PACLIC (2009)
Keyphrases
- question answering
- passage retrieval
- question answering systems
- question classification
- natural language questions
- qa systems
- candidate answers
- answering questions
- answer validation
- answer extraction
- document retrieval
- information retrieval
- question answer pairs
- language model
- natural language processing
- information extraction
- natural language
- qa clef
- sentence retrieval
- audio visual
- query expansion
- retrieval model
- syntactic information
- retrieval systems