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An improved GA and a novel PSO-GA-based hybrid algorithm

  • X. H. Shi
  • , Y. C. Liang*
  • , H. P. Lee
  • , C. Lu
  • , L. M. Wang
  • *Corresponding author for this work
  • College of Computer Science and Technology
  • Agency for Science, Technology and Research, Singapore
  • Jilin University of Finance and Economics

Research output: Contribution to journalArticlepeer-review

Abstract

Inspired by the natural features of the variable size of the population, we present a variable population-size genetic algorithm (VPGA) by introducing the "dying probability" for the individuals and the "war/disease process" for the population. Based on the VPGA and the particle swarm optimization (PSO) algorithms, a novel PSO-GA-based hybrid algorithm (PGHA) is also proposed in this paper. Simulation results show that both VPGA and PGHA are effective for the optimization problems.

Original languageEnglish
Pages (from-to)255-261
Number of pages7
JournalInformation Processing Letters
Volume93
Issue number5
DOIs
StatePublished - 16 Mar 2005
Externally publishedYes

Keywords

  • Algorithms
  • Genetic algorithms
  • Hybrid evolutionary algorithms
  • Optimization
  • Particle swarm optimization

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