Query processing in a heterogeneous retrieval network

  • Authors:
  • P. Simpson

  • Affiliations:
  • Department of Computer Science, Princeton University, Princeton, NJ, USA

  • Venue:
  • SIGIR '88 Proceedings of the 11th annual international ACM SIGIR conference on Research and development in information retrieval
  • Year:
  • 1988

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Abstract

The concept of a large-scale information retrieval network incorporating heterogeneous retrieval systems and users is introduced, and the necessary components for enabling term-based searching of any database by untrained end-users are outlined. We define a normal form for expression of queries, show that such queries can be automatically produced, if necessary, from a natural-language request for information, and give algorithms for translating such queries, with little or no loss of expressiveness, into equivalent queries on both Boolean and term-vector type retrieval systems. We conclude with a proposal for extending this approach to arbitrary database models.