Automatic Acquisition of Semantic-Based Question Reformulations for Question Answering.
Jamileh YousefiLeila KosseimPublished in: CICLing (2006)
Keyphrases
- question answering
- question classification
- qa clef
- question answering systems
- natural language questions
- answer extraction
- speech transcripts
- qa systems
- candidate answers
- answer validation
- open domain question answering
- answering questions
- cross language
- information extraction
- natural language
- information retrieval
- syntactic information
- natural language processing
- named entities
- sentence retrieval
- relation extraction
- question answer pairs
- automatically generated
- query logs
- textual entailment recognition
- feature weighting
- information retrieval systems
- document collections
- artificial intelligence
- semantic roles