Building topic profiles based on expert profile aggregation

  • Authors:
  • Miguel Delgado;María J. Martín-Bautista;Daniel Sánchez;José M. Serrano;María-Amparo Vila

  • Affiliations:
  • Dept. of Computer Science and Artificial Intelligence, University of Granada, Granada, Spain;Dept. of Computer Science and Artificial Intelligence, University of Granada, Granada, Spain;Dept. of Computer Science and Artificial Intelligence, University of Granada, Granada, Spain;Dept. of Computer Science and Artificial Intelligence, University of Granada, Granada, Spain;Dept. of Computer Science and Artificial Intelligence, University of Granada, Granada, Spain

  • Venue:
  • AWIC'03 Proceedings of the 1st international Atlantic web intelligence conference on Advances in web intelligence
  • Year:
  • 2003

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Abstract

In this work, we present a method to characterize a given topic on an Information Retrieval System based on expert user profiles. We start from a set of documents from which a set of characteristic terms is extracted. The presence of any term in each document is known and we want to establish the most significant ones in order to select relevant documents about a given topic II. For that purpose, a group of experts are required to assess the set of documents. The experts can query with the same terms (an unique query) to the system or with different terms (several queries). By aggregating these assessments with the weight associated to the terms, a topic profile can be obtained. An overview of these different situations and an experimental example are also presented.