Color image quantization algorithm based on self-adaptive differential evolution

  • Authors:
  • Qinghua Su;Zhongbo Hu

  • Affiliations:
  • School of Mathematics and Statistic, Hubei Engineering University, Xiaogan, Hubei, China;School of Mathematics and Statistic, Hubei Engineering University, Xiaogan and School of Sciences, Wuhan University of Technology, Wuhan, Hubei, China

  • Venue:
  • Computational Intelligence and Neuroscience
  • Year:
  • 2013

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Abstract

Differential evolution algorithm (DE) is one of the novel stochastic optimization methods. It has a better performance in the problem of the color image quantization, but it is difficult to set the parameters of DE for users. This paper proposes a color image quantization algorithm based on self-adaptive DE. In the proposed algorithm, a self-adaptive mechanic is used to automatically adjust the parameters of DE during the evolution, and a mixed mechanic of DE and K-means is applied to strengthen the local search. The numerical experimental results, on a set of commonly used test images, showthat the proposed algorithmis a practicable quantization method and is more competitive than K-means and particle swarm algorithm (PSO) for the color image quantization.