Predicting Lexical Answer Types in Open Domain QA.
Alfio Massimiliano GliozzoAditya KalyanpurPublished in: Int. J. Semantic Web Inf. Syst. (2012)
Keyphrases
- open domain
- question answering systems
- question answering
- information extraction
- question classification
- unknown words
- natural language processing
- candidate answers
- syntactic information
- answer extraction
- natural language questions
- qa systems
- co occurrence
- morphological analysis
- passage retrieval
- word sense disambiguation
- semantic relations