Utilizing Co-Occurrence of Answers in Question Answering.
Min WuTomek StrzalkowskiPublished in: ACL (2006)
Keyphrases
- co occurrence
- question answering
- natural language questions
- qa systems
- question answering systems
- candidate answers
- question answer pairs
- answer extraction
- answering questions
- named entities
- information extraction
- natural language processing
- wordnet
- question classification
- information retrieval
- semantic similarity
- natural language
- cross language
- relation extraction
- passage retrieval
- syntactic information
- semantic relations
- similarity matrix
- correct answers
- query terms
- topic models
- evaluation methodology
- expert systems
- data mining