A new look to multichannel blind image deconvolution

  • Authors:
  • Wided Souidene;Karim Abed-Meraim;Azeddine Beghdadi

  • Affiliations:
  • ESIGETEL, and L2TI, Université Paris, Villetaneuse;Telecom ParisTech, Paris and ECE Department, College of Engineering, University of Sharjah, UAE;L2TI, Université Paris, Villetaneuse

  • Venue:
  • IEEE Transactions on Image Processing
  • Year:
  • 2009

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Abstract

The aim of this paper is to propose a new look to MBID, examine some known approaches, and provide a new MC method for restoring blurred and noisy images. First, the direct image restoration problem is briefly revisited. Then a new method based on inverse filtering for perfect image restoration in the noiseless case is proposed. The noisy case is addressed by introducing a regularization term into the objective function in order to avoid noise amplification. Second, the filter identification problem is considered in the MC context. A new robust solution to estimate the degradation matrix filter is then derived and used in conjunction with a total variation approach to restore the original image. Simulation results and performance evaluations using recent image quality metrics are provided to assess the effectiveness of the proposed methods.