Question Answering Using Enhanced Lexical Semantic Models.
Wen-tau YihMing-Wei ChangChristopher MeekAndrzej PastusiakPublished in: ACL (1) (2013)
Keyphrases
- question answering
- semantic models
- syntactic information
- natural language processing
- textual entailment recognition
- semantic roles
- information extraction
- natural language
- wordnet
- semantic features
- information retrieval
- qa clef
- latent semantic analysis
- named entities
- domain specific
- machine learning
- semantic information
- answer validation
- spatial relations
- text summarization
- text mining
- data mining
- qa systems
- image retrieval