Question Classification by Weighted Combination of Lexical, Syntactic and Semantic Features.
Babak LoniGijs van TulderPascal WiggersDavid M. J. TaxMarco LoogPublished in: TSD (2011)
Keyphrases
- syntactic and semantic features
- question classification
- semantic relations
- question answering
- coreference resolution
- feature weighting
- machine learning approaches
- natural language processing
- question answering systems
- wordnet
- domain specific
- co occurrence
- language model
- artificial intelligence
- named entities
- noun phrases
- word sense disambiguation
- knowledge sources
- information extraction
- feature selection
- search engine