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Volume 27 Issue 11
Nov.  2005
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Yi Xiang, Wang Wei-ran. Method of Image Denoising Based on Statistical Mixture Model in Wavelet Domain[J]. Journal of Electronics & Information Technology, 2005, 27(11): 1722-1725.
Citation: Yi Xiang, Wang Wei-ran. Method of Image Denoising Based on Statistical Mixture Model in Wavelet Domain[J]. Journal of Electronics & Information Technology, 2005, 27(11): 1722-1725.

Method of Image Denoising Based on Statistical Mixture Model in Wavelet Domain

  • Received Date: 2004-04-28
  • Rev Recd Date: 2004-12-30
  • Publish Date: 2005-11-19
  • In this paper, a novel image denoising method based on statistical mixture model in wavelet domain is proposed. Firstly, the wavelet coefficients are classified as significant and insignificant coefficients by using interscale statistical model. Secondly, Maximum A Posteriori (MAP) estimator based on intrascale statistical model is used to restore the noisy wavelet image coefficients. A completive algorithm is presented to implement this idea. Experimental results and analysis are given to demonstrate the validity and effectiveness of the proposed method.
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