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Beyond Factoid QA: Effective Methods for Non-factoid Answer Sentence Retrieval.

Liu YangQingyao AiDamiano SpinaRuey-Cheng ChenLiang PangW. Bruce CroftJiafeng GuoFalk Scholer
Published in: ECIR (2016)
Keyphrases
  • question answering
  • sentence retrieval
  • open domain
  • question answering systems
  • passage retrieval
  • qa systems
  • answer extraction
  • multi modal
  • quantitative evaluation
  • novelty detection
  • evaluation methodology