• Laser & Optoelectronics Progress
  • Vol. 59, Issue 4, 0415007 (2022)
Weifeng Zhong1、2、* and Jing Zhao1
Author Affiliations
  • 1School of Automation, Harbin University of Science and Technology, Harbin , Heilongjiang 150080, China
  • 2Heilongjiang Key Laboratory of Complex Intelligent System and Integration, Harbin , Heilongjiang 150080, China
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    DOI: 10.3788/LOP202259.0415007 Cite this Article Set citation alerts
    Weifeng Zhong, Jing Zhao. Image Defogging Algorithm Based on Generative Adversarial Network[J]. Laser & Optoelectronics Progress, 2022, 59(4): 0415007 Copy Citation Text show less
    Flow chart of GAN
    Fig. 1. Flow chart of GAN
    Schematic of CycleGAN
    Fig. 2. Schematic of CycleGAN
    Schematic of CycleGAN structure
    Fig. 3. Schematic of CycleGAN structure
    U-Net structure
    Fig. 4. U-Net structure
    Generator structure
    Fig. 5. Generator structure
    Errors in 20-layer and 56-layer network training. (a) Training error; (b) test error
    Fig. 6. Errors in 20-layer and 56-layer network training. (a) Training error; (b) test error
    Weighted residual module
    Fig. 7. Weighted residual module
    Experimental results of different algorithms on foggy trees. (a) Original picture; (b) AODNet algorithm; (c) DehazeNet algorithm; (d) FFANet algorithm; (e) GCANet algorithm; (f) improved CycleGAN algorithm
    Fig. 8. Experimental results of different algorithms on foggy trees. (a) Original picture; (b) AODNet algorithm; (c) DehazeNet algorithm; (d) FFANet algorithm; (e) GCANet algorithm; (f) improved CycleGAN algorithm
    Experimental results of different algorithms on foggy scenes. (a) Original picture; (b) AODNet algorithm; (c) DehazeNet algorithm; (d) FFANet algorithm; (e) GCANet algorithm; (f) improved CycleGAN algorithm
    Fig. 9. Experimental results of different algorithms on foggy scenes. (a) Original picture; (b) AODNet algorithm; (c) DehazeNet algorithm; (d) FFANet algorithm; (e) GCANet algorithm; (f) improved CycleGAN algorithm
    Layer nameKernel sizeStride
    Conv layer 17×71
    Conv layer 23×32
    Conv layer 33×32
    Conv layer 47×71
    Upsample layer 13×32
    Upsample layer 23×32
    Table 1. Size information of generator
    AlgorithmPSNR /dBSSIMInformation entropy /bit
    AODNet28.60100.77576.8782
    DehazeNet28.79510.57017.3590
    FFANet28.86700.77517.1810
    GCANet28.82960.64417.5685
    CycleGAN28.89460.80907.6027
    Table 2. Evaluation indexes of Fig.8
    AlgorithmPSNR /dBSSIMInformation entropy /bit
    AODNet29.19860.76947.1634
    DehazeNet29.25230.70757.4437
    FFANet29.30110.78807.2855
    GCANet28.98770.73607.2636
    CycleGAN29.42150.82717.4751
    Table 3. Evaluation indexes of Fig.9
    Weifeng Zhong, Jing Zhao. Image Defogging Algorithm Based on Generative Adversarial Network[J]. Laser & Optoelectronics Progress, 2022, 59(4): 0415007
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