Patch mosaic for fast motion deblurring

  • Authors:
  • Hyeoungho Bae;Charless C. Fowlkes;Pai H. Chou

  • Affiliations:
  • EECS Department, University of California, Irvine;Computer Science Department, University of California, Irvine;EECS Department, University of California, Irvine

  • Venue:
  • ACCV'12 Proceedings of the 11th Asian conference on Computer Vision - Volume Part III
  • Year:
  • 2012

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Abstract

This paper proposes using a mosaic image patches composed of the most informative edges found in the original blurry image for the purpose of estimating a motion blur kernel with minimum computational cost. To select these patches we develop a new image analysis tool to efficiently locate informative patches we call the informative-edge map. The combination of patch mosaic and informative patch selection enables a new motion blur kernel estimation algorithm to recover blur kernels far more quickly and accurately than existing state-of-the-art methods. We also show that patch mosaic can form a framework for reducing the computation time of other motion deblurring algorithms with minimal modification. Experimental results with various test images show that our algorithm to be 5-100 times faster than previously published blind motion deblurring algorithms while achieving equal or better estimation accuracy.