A genetic algorithm for optimization problems with fuzzy relation constraints using max-product composition

  • Authors:
  • Reza Hassanzadeh;Esmaile Khorram;Iraj Mahdavi;Nezam Mahdavi-Amiri

  • Affiliations:
  • Mazandaran University of Science and Technology, Babol, Iran;Faculty of Mathematics and Computer Science, Amirkabir University of Technology, Tehran, Iran;Mazandaran University of Science and Technology, Babol, Iran;Faculty of Mathematical Sciences, Sharif University of Technology, Tehran, Iran

  • Venue:
  • Applied Soft Computing
  • Year:
  • 2011

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Abstract

We consider nonlinear optimization problems constrained by a system of fuzzy relation equations. The solution set of the fuzzy relation equations being nonconvex, in general, conventional nonlinear programming methods are not practical. Here, we propose a genetic algorithm with max-product composition to obtain a near optimal solution for convex or nonconvex solution set. Test problems are constructed to evaluate the performance of the proposed algorithm showing alternative solutions obtained by our proposed model.