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Acta Optica Sinica, Volume. 39, Issue 10, 1001002(2019)

Target Enhancement of Infrared Polarization Image Based on Color Space Fusion and Context-Aware Saliency

Jian Gong*, Junwei Lü**, and Liang Liu***
Author Affiliations
  • College of Aviation Combat Service, Naval Aviation University, Yantai, Shandong 264000, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (11)
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    References (16)
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    Figures & Tables(11)
    Infrared polarization/intensity image acquisition system. (a) Schematic diagram; (b) photo of system

    Fig. 1. Infrared polarization/intensity image acquisition system. (a) Schematic diagram; (b) photo of system

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    Infrared intensity and polarization degree images in different scenarios. (a)-(c) Infrared images; (d)-(f) infrared polarization degree images; (g)-(i) 3D images of infrared intensity; (j)-(l) 3D images of infrared polarization degree

    Fig. 2. Infrared intensity and polarization degree images in different scenarios. (a)-(c) Infrared images; (d)-(f) infrared polarization degree images; (g)-(i) 3D images of infrared intensity; (j)-(l) 3D images of infrared polarization degree

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    Flow chart of enhancement of dim and small target

    Fig. 3. Flow chart of enhancement of dim and small target

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    Mapping relationship of improved HSI color space fusion

    Fig. 4. Mapping relationship of improved HSI color space fusion

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    Infrared polarization degree image histograms in different scenarios. (a) Scenario 1; (b) scenario 2; (c) scenario 3

    Fig. 5. Infrared polarization degree image histograms in different scenarios. (a) Scenario 1; (b) scenario 2; (c) scenario 3

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    Experimental results of improved HSI color space fusion. (a) Scenario 1; (b) scenario 2; (c) scenario 3

    Fig. 6. Experimental results of improved HSI color space fusion. (a) Scenario 1; (b) scenario 2; (c) scenario 3

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    Threshold segmentation histograms of sea area. (a) Scenario 1; (b) scenario 2; (c) scenario 3

    Fig. 7. Threshold segmentation histograms of sea area. (a) Scenario 1; (b) scenario 2; (c) scenario 3

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    HSI color space fusion images of sea area. (a) Scenario 1; (b) scenario 2; (c) scenario 3

    Fig. 8. HSI color space fusion images of sea area. (a) Scenario 1; (b) scenario 2; (c) scenario 3

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    Context-aware saliency maps in different scenarios. (a) Before grayscale transformation; (b) after grayscale transformation

    Fig. 9. Context-aware saliency maps in different scenarios. (a) Before grayscale transformation; (b) after grayscale transformation

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    Enhanced images of sea-surface dim and small targets. (a) Enhanced images; (b) enhanced 3D images

    Fig. 10. Enhanced images of sea-surface dim and small targets. (a) Enhanced images; (b) enhanced 3D images

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    • Table 1. Performance comparison of different algorithms

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      Table 1. Performance comparison of different algorithms

      Evaluation indexIRDOPMethod in Ref. [8]Method in Ref. [6]Proposed method
      C(scenario 1)0.07010.43310.80440.27210.9934
      LSCR(scenario 1)2.78995.29963.86373.822225.5557
      C(scenario 2)0.12810.53340.87650.31720.9825
      LSCR(scenario 2)6.76997.22477.18674.690631.0078
      C(scenario 3)0.48450.72580.36460.42730.9854
      LSCR(scenario 3)14.26208.46876.06878.973531.1225
      C¯0.22760.56410.68180.33890.9871
      L¯SCR7.94066.99775.70645.828829.2287
      Notes: C¯ represents average value of C of scenario 1, scenario 2, and scenario 3; L¯SCR represents average value of LSCR of scenario 1, scenario 2, and scenario 3.
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    Jian Gong, Junwei Lü, Liang Liu. Target Enhancement of Infrared Polarization Image Based on Color Space Fusion and Context-Aware Saliency[J]. Acta Optica Sinica, 2019, 39(10): 1001002

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    Paper Information

    Category: Atmospheric Optics and Oceanic Optics

    Received: Mar. 20, 2019

    Accepted: Jun. 3, 2019

    Published Online: Oct. 9, 2019

    The Author Email: Gong Jian (gongjian0811@outlook.com), Lü Junwei (ljwei369@163.com), Liu Liang (liul513@126.com)

    DOI:10.3788/AOS201939.1001002

    Topics

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