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Research on image denoising algorithm based on non-local block matching

Published: 01 January 2020 Publication History

Abstract

In order to study how to better suppress image noise, improve image resolution, and enhance the visual effect of images, three-dimensional joint filtering – block matching (BM3D) algorithm is used to explore image denoising and image detail retention, and in image denoising, sparse expression and low rank recovery theory are introduced. The results show that BM3D algorithm has a good effect in removing Gaussian white noise, but it is lacking in suppressing impulse noise and mixed noise. The non-local BM3D algorithm is superior to sparse expression and low rank recovery in removing Gaussian white noise, but sparse expression and low rank recovery has a good effect in removing impulse noise.

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      Information & Contributors

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      Published In

      cover image International Journal of Information and Communication Technology
      International Journal of Information and Communication Technology  Volume 16, Issue 3
      2020
      93 pages
      ISSN:1466-6642
      EISSN:1741-8070
      DOI:10.1504/ijict.2020.16.issue-3
      Issue’s Table of Contents

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      Inderscience Publishers

      Geneva 15, Switzerland

      Publication History

      Published: 01 January 2020

      Author Tags

      1. non-local block matching
      2. image denoising
      3. BM3D
      4. sparse expression
      5. low rank recovery

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