Convergence analysis of a self-adaptive multi-objective evolutionary algorithm based on grids

  • Authors:
  • Yuren Zhou;Jun He

  • Affiliations:
  • School of Computer Science and Engineering, South China University of Technology, Guangzhou 510640, PR China;School of Computer Science, University of Birmingham, Birmingham B15 2TT, UK

  • Venue:
  • Information Processing Letters
  • Year:
  • 2007

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Abstract

Evolutionary algorithms have been successfully applied to various multi-objective optimization problems. However, theoretical studies on multi-objective evolutionary algorithms, especially with self-adaption, are relatively scarce. This paper analyzes the convergence properties of a self-adaptive (μ++1)-algorithm. The convergence of the algorithm is defined, and general convergence conditions are studied. Under these conditions, it is proven that the proposed self-adaptive (μ++1)-algorithm converges in probability or almost surely to the Pareto-optimal front.