Structured data-based q&a system using surface patterns

  • Authors:
  • Nicolas Kuchmann-Beauger;Marie-Aude Aufaure

  • Affiliations:
  • SAP Research, Levallois-Perret, France;MAS laboratory, Ecole Centrale Paris, Chatenay-Malabry, France

  • Venue:
  • FQAS'11 Proceedings of the 9th international conference on Flexible Query Answering Systems
  • Year:
  • 2011

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Abstract

Question Answering (Q&A) systems, unlike other Information Retrieval (IR) systems, aim at providing directly the answer to the user, and not a list of documents in which the correct answer may be found. Our system is based on a data warehouse and provides composite answers made of a dataset and the corresponding chart visualizations. The question translation step is based on a new proposal for surface patterns that incorporate business semantic as well as domain-specific knowldege allowing a better coverage of questions.