A Wiener Filter Improvement Combining Wavelet Domains

  • Authors:
  • V. Bruni;D. Vitulano

  • Affiliations:
  • -;-

  • Venue:
  • ICIAP '03 Proceedings of the 12th International Conference on Image Analysis and Processing
  • Year:
  • 2003

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Abstract

In this paper an improvement of an interesting approach for denoising in wavelet domain using an empirical Wiener filter [1] is presented. It is based on a well-balanced matching of selection and attenuation performances using more than one wavelet basis. Experimental results are better than other Wavelet-Wiener based techniques both in terms of objective (Signal to Noise Ratio (SNR)) and subjective quality requiring a moderate computing time.