A Quantitative View on Quasi Fuzzy Numbers

  • Christer Carlsson
  • Robert Fullér
  • József Mezei
Part of the Studies in Fuzziness and Soft Computing book series (STUDFUZZ, volume 271)


In this paper we generalize the principles of possibilistic mean value, variance, covariance and correlation of fuzzy numbers to a more general class of fuzzy subsets of the real line: to quasi fuzzy numbers.


Membership Function Fuzzy Number Joint Distribution Fuzzy Subset Possibility Distribution 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.


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Copyright information

© Springer-Verlag Berlin Heidelberg 2012

Authors and Affiliations

  • Christer Carlsson
    • 1
  • Robert Fullér
    • 1
  • József Mezei
    • 2
  1. 1.IAMSRÅbo Akademi UniversityÅboFinland
  2. 2.Turku Centre for Computer ScienceÅboFinland

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