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From symbolic to sub-symbolic information in question classification.

João Pedro Carlos Gomes da SilvaLuísa CoheurAna Cristina MendesAndreas Wichert
Published in: Artif. Intell. Rev. (2011)
Keyphrases
  • question classification
  • contextual information
  • structural information
  • information retrieval
  • domain knowledge
  • higher level
  • named entities
  • knowledge sources