Chinese Journal of Liquid Crystals and Displays, Volume. 38, Issue 5, 636(2023)

Image defogging method based on bright region segmentation

Hai-qun WANG, Yan-qing ZHAO*, and Yi WANG
Author Affiliations
  • College of Electrical Engineering,North China University of Technology,Tangshan 063210,China
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    Figures & Tables(8)
    Brightness threshold segmentation image
    Region growing segmentation image
    Comparison of two filtering windows
    Transmittance image and defogging image before and after guided filtering
    Defogging images of different methods
    • Table 1. PSNR and IE of defogging images with different algorithms

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      Table 1. PSNR and IE of defogging images with different algorithms

      图像文献[3文献[4文献[5文献[6改进算法
      PSNRIEPSNRIEPSNRIEPSNRIEPSNRIE
      19.673 76.745 114.516 66.502 610.872 36.003 813.583 26.215 414.814 96.923 4
      210.257 07.124 613.074 47.353 79.207 36.756 112.517 26.143 613.226 67.353 6
      310.411 57.208 411.635 47.348 912.495 26.139 613.604 77.124 714.002 77.411 1
      412.856 67.636 814.575 27.195 413.914 26.483 712.667 97.584 815.345 57.871 5
      514.729 37.321 715.128 77.049 713.996 77.178 913.145 77.008 115.491 77.291 1
    • Table 2. E and r of defogging images with different algorithms

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      Table 2. E and r of defogging images with different algorithms

      图像文献[3文献[4文献[5文献[6改进算法
      ererererer
      10.777 81.930 30.627 31.810 91.367 24.265 40.759 62.384 60.788 43.839 3
      21.575 52.005 11.194 31.902 32.135 23.820 90.911 31.960 91.741 53.040 4
      30.487 51.359 10.467 51.377 80.418 02.215 90.485 91.352 40.491 61.651 6
      40.293 91.090 50.209 41.171 60.490 71.800 90.317 61.236 50.398 51.310 2
      50.154 40.987 20.100 20.788 10.259 51.725 60.261 81.361 50.282 31.453 6
    • Table 3. Running time of defogging with different algorithms

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      Table 3. Running time of defogging with different algorithms

      图像运行时间/s
      文献[3文献[4文献[5文献[6改进算法
      15.502 45.906 36.703 15.093 85.243 7
      25.586 24.797 47.812 56.484 45.471 9
      35.787 46.243 58.343 86.968 85.281 3
      47.127 57.442 98.218 89.625 03.109 4
      55.867 25.179 37.328 14.859 43.578 1
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    Hai-qun WANG, Yan-qing ZHAO, Yi WANG. Image defogging method based on bright region segmentation[J]. Chinese Journal of Liquid Crystals and Displays, 2023, 38(5): 636

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    Paper Information

    Category: Research Articles

    Received: Sep. 7, 2022

    Accepted: --

    Published Online: Jul. 4, 2023

    The Author Email: Yan-qing ZHAO (2984154875@qq.com)

    DOI:10.37188/CJLCD.2022-0297

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