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Laser & Optoelectronics Progress, Volume. 62, Issue 6, 0637008(2025)

Flare-Containing Marine Optical Image Enhancement Based on Local Compensation and NSCT

Tongyu Li1、*, Jie Chen2, Mengyue Zhang1, Jiangning Yang1, Dianji Jia1, and Yuan Li1
Author Affiliations
  • 1Qingdao Institute of Collaborative Innovation, Qingdao 266100, Shandong , China
  • 2PLA Naval Submarine Academy, Qingdao 266199, Shandong , China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (9)
    Equations (15)
    References (25)
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    Figures & Tables(9)
    Flowchart of proposed enhancement algorithm

    Fig. 1. Flowchart of proposed enhancement algorithm

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    Schematic diagram of NSCT decomposition

    Fig. 2. Schematic diagram of NSCT decomposition

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    Comparison for results and details for marine optical remote sensing image 1 processed by different enhancement algorithms. (a) Original image; (b) MSR method; (c) SDMSR method; (d) FD method; (e) method in Ref. [25]; (f) method in Ref. [17]; (g) method in Ref. [21]; (h) CLAHE method; (i) proposed method

    Fig. 3. Comparison for results and details for marine optical remote sensing image 1 processed by different enhancement algorithms. (a) Original image; (b) MSR method; (c) SDMSR method; (d) FD method; (e) method in Ref. [25]; (f) method in Ref. [17]; (g) method in Ref. [21]; (h) CLAHE method; (i) proposed method

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    Comparison of results and details for marine optical remote sensing image 2 processed by different enhancement algorithms. (a) Original image; (b) MSR method; (c) SDMSR method; (d) FD method; (e) method in Ref. [25]; (f) method in Ref. [17]; (g) method in Ref. [21]; (h) CLAHE method; (i) proposed method

    Fig. 4. Comparison of results and details for marine optical remote sensing image 2 processed by different enhancement algorithms. (a) Original image; (b) MSR method; (c) SDMSR method; (d) FD method; (e) method in Ref. [25]; (f) method in Ref. [17]; (g) method in Ref. [21]; (h) CLAHE method; (i) proposed method

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    Comparison of results and details for marine optical remote sensing image 3 processed by different enhancement algorithms. (a) Original image; (b) MSR method; (c) SDMSR method; (d) FD method; (e) method in Ref. [25]; (f) method in Ref. [17]; (g) method in Ref. [21]; (h) CLAHE method; (i) proposed method

    Fig. 5. Comparison of results and details for marine optical remote sensing image 3 processed by different enhancement algorithms. (a) Original image; (b) MSR method; (c) SDMSR method; (d) FD method; (e) method in Ref. [25]; (f) method in Ref. [17]; (g) method in Ref. [21]; (h) CLAHE method; (i) proposed method

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    Grayscale surface diagrams of marine optical remote sensing image 1 processed by different enhancement algorithms. (a) Original image; (b) MSR method; (c) SDMSR method; (d) FD method; (e) method in Ref. [25]; (f) method in Ref. [17]; (g) method in Ref. [21]; (h) CLAHE method; (i) proposed method

    Fig. 6. Grayscale surface diagrams of marine optical remote sensing image 1 processed by different enhancement algorithms. (a) Original image; (b) MSR method; (c) SDMSR method; (d) FD method; (e) method in Ref. [25]; (f) method in Ref. [17]; (g) method in Ref. [21]; (h) CLAHE method; (i) proposed method

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    Grayscale surface diagrams of marine optical remote sensing image 2 processed by different enhancement algorithms. (a) Original image; (b) MSR method; (c) SDMSR method; (d) FD method; (e) method in Ref. [25]; (f) method in Ref. [17]; (g) method in Ref. [21]; (h) CLAHE method; (i) proposed method

    Fig. 7. Grayscale surface diagrams of marine optical remote sensing image 2 processed by different enhancement algorithms. (a) Original image; (b) MSR method; (c) SDMSR method; (d) FD method; (e) method in Ref. [25]; (f) method in Ref. [17]; (g) method in Ref. [21]; (h) CLAHE method; (i) proposed method

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    Grayscale surface diagrams of marine optical remote sensing image 3 processed by different enhancement algorithms. (a) Original image; (b) MSR method; (c) SDMSR method; (d) FD method; (e) method in Ref. [25]; (f) method in Ref. [17]; (g) method in Ref. [21]; (h) CLAHE method; (i) proposed method

    Fig. 8. Grayscale surface diagrams of marine optical remote sensing image 3 processed by different enhancement algorithms. (a) Original image; (b) MSR method; (c) SDMSR method; (d) FD method; (e) method in Ref. [25]; (f) method in Ref. [17]; (g) method in Ref. [21]; (h) CLAHE method; (i) proposed method

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    • Table 1. Objective evaluation indicators of three groups for remote sensing images

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      Table 1. Objective evaluation indicators of three groups for remote sensing images

      MethodInformation entropyMean gradient /103Contrast /107
      Image 1Image 2Image 3Image 1Image 2Image 3Image 1Image 2Image 3
      Original13.6314.8014.531.592.952.791.442.192.74
      MSR12.8813.9013.301.383.351.830.631.950.85
      SDMSR14.4615.3115.096.459.586.9312.9514.7310.66
      FD12.4613.8913.321.904.183.281.964.293.64
      Ref. ［25］13.6214.7714.511.903.343.151.902.633.32
      Ref. ［17］14.5214.7414.692.364.593.702.104.293.92
      Ref. ［21］12.3013.7713.190.681.361.270.350.620.71
      CLAHE15.1415.4815.336.239.527.398.0313.9810.38
      Proposed15.3915.6715.519.4812.8610.2015.8823.6517.85
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    Tongyu Li, Jie Chen, Mengyue Zhang, Jiangning Yang, Dianji Jia, Yuan Li. Flare-Containing Marine Optical Image Enhancement Based on Local Compensation and NSCT[J]. Laser & Optoelectronics Progress, 2025, 62(6): 0637008

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    Paper Information

    Category: Digital Image Processing

    Received: Jun. 14, 2024

    Accepted: Aug. 28, 2024

    Published Online: Mar. 3, 2025

    The Author Email:

    DOI:10.3788/LOP241487

    CSTR:32186.14.LOP241487

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology