An IE and IR approach to deal with geographic information scope in textual documents

  • Authors:
  • Christian Sallaberry;Mustapha Baziz;Julien Lesbegueries;Mauro Gaio

  • Affiliations:
  • Laboratoire d'Informatique-Université de Pau (UPPA), Cedex, France;Laboratoire d'Informatique-Université de Pau (UPPA), Cedex, France;Laboratoire d'Informatique-Université de Pau (UPPA), Cedex, France;Laboratoire d'Informatique-Université de Pau (UPPA), Cedex, France

  • Venue:
  • Large Scale Semantic Access to Content (Text, Image, Video, and Sound)
  • Year:
  • 2007

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Abstract

We briefly present requirements and a methodology of semantic annotation for automatic indexing and geo-referencing of text documents. The first evaluation results shows that combining a spatial approach with a classical (statistical-based) IR one, improves in a significant way retrieval accuracy, namely in the case of "realistic" queries.