Efficient vector quantization using genetic algorithm

Hongwei Sun, Kwok-Yan Lam, Siu-Leung Chung*, Weiming Dong, Ming Gu, Jiaguang Sun

*Corresponding author for this work

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

24 Citations (Scopus)

Abstract

This paper proposes a new codebook generation algorithm for image data compression using a combined scheme of principal component analysis (PCA) and genetic algorithm (GA). The combined scheme makes full use of the near global optimal searching ability of GA and the computation complexity reduction of PCA to compute the codebook. The experimental results show that our algorithm outperforms the popular LBG algorithm in terms of computational efficiency and image compression performance.
Original languageEnglish
Pages (from-to)203-211
JournalNeural Computing and Applications
Volume14
Issue number3
Online published31 May 2005
DOIs
Publication statusPublished - Sept 2005
Externally publishedYes

Research Keywords

  • Genetic algorithm
  • Image compression
  • Principal component analysis
  • Vector quantization

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