Quantum-Behaved Particle Swarm Optimization with Generalized Local Search Operator for Global Optimization

  • Authors:
  • Jiahai Wang;Yalan Zhou

  • Affiliations:
  • Department of Computer Science, Sun Yat-sen University, No.135, Xingang West Road, Guangzhou 510275, P.R. China;Department of Computer Science, Sun Yat-sen University, No.135, Xingang West Road, Guangzhou 510275, P.R. China

  • Venue:
  • ICIC '07 Proceedings of the 3rd International Conference on Intelligent Computing: Advanced Intelligent Computing Theories and Applications. With Aspects of Artificial Intelligence
  • Year:
  • 2009

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Abstract

In this paper, we propose a local quantum-behaved particle swarm optimization (LQPSO) as a generalized local search operator. The LQPSO is incorporated into a main quantum-behaved particle swarm optimization (QPSO), which leads to a hybrid QPSO scheme QPSO-LQPSO, with enhanced searching qualities. The main QPSO performs global exploration search while the LQSPO exploits a neighborhood of the current solution provided by the main QPSO to search better solutions. The proposed QPSO-LQPSO scheme is tested on a test set. Simulation results demonstrate the efficiency of the proposed QPSO-LQPSO scheme. For the same number of fitness evaluations, QPSO-LQPSO exhibited a significantly better performance than other particle swarm optimization algorithms.