Cross-entropy measure of uncertain variables

  • Authors:
  • Xiaowei Chen;Samarjit Kar;Dan A. Ralescu

  • Affiliations:
  • Department of Risk Management and Insurance, Nankai University, Tianjin 30071, China;Department of Mathematics, National Institute of Technology, Durgapur 713209, India;Department of Mathematical Sciences, University of Cincinnati, Cincinnati, OH 45221-0025, USA

  • Venue:
  • Information Sciences: an International Journal
  • Year:
  • 2012

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Abstract

ross-entropy is a measure of the difference between two distribution functions. In order to deal with the divergence of uncertain variables via uncertainty distributions, this paper aims at introducing the concept of cross-entropy for uncertain variables based on uncertain theory, as well as investigating some mathematical properties of this concept. Several practical examples are also provided to calculate uncertain cross-entropy. Furthermore, the minimum cross-entropy principle is proposed in this paper. Finally, a study of generalized cross-entropy for uncertain variables is carried out.