A method for implementing a probabilistic model as a relational database

  • Authors:
  • S. K. M. Wong;C. J. Butz;Y. Xiang

  • Affiliations:
  • Department of Computer Science, University of Regina, Regina, Saskatchewan, Canada;Department of Computer Science, University of Regina, Regina, Saskatchewan, Canada;Department of Computer Science, University of Regina, Regina, Saskatchewan, Canada

  • Venue:
  • UAI'95 Proceedings of the Eleventh conference on Uncertainty in artificial intelligence
  • Year:
  • 1995

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Abstract

This paper discusses a method for implementing a probabilistic inference system based on an extended relational data model. This model provides a unified approach for a variety of applications such as dynamic programming, solving sparse linear equations, and constraint propagation. In this framework, the probability model is represented as a generalized relational database. Subsequent probabilistic requests can be processed as standard relational queries. Conventional database management systems can be easily adopted for implementing such an approximate reasoning system.