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Acta Photonica Sinica, Volume. 49, Issue 7, 710005(2020)

Algorithm of Space Target Quick Acquisition in the Complex Background of the Sky

Yuan-zhao YANG1...2, Lu-wei YU1,2, Xiao-nan MAO1,2, Xiao-jun YAN1,2, and Xun-jiang ZHENG12 |Show fewer author(s)
Author Affiliations
  • 1Shanghai Institute of Spaceflight Control Technology, Shanghai 201109, China
  • 2Research and Development Center of Infrared Detection Technology, China Aerospace Science and Technology Corporation, Shanghai 201109, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (9)
    Equations (17)
    References (4)
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    Figures & Tables(9)
    All-sky stellar distribution (under 7.5 Mv)

    Fig. 1. All-sky stellar distribution (under 7.5 Mv)

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    Star map recognition algorithm logic diagram

    Fig. 2. Star map recognition algorithm logic diagram

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    Target sorting horizontal culling flowchart

    Fig. 3. Target sorting horizontal culling flowchart

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    Basic competency verification

    Fig. 4. Basic competency verification

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    Extraction accuracy verification result

    Fig. 5. Extraction accuracy verification result

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    Algorithm comparison verification result

    Fig. 6. Algorithm comparison verification result

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    Algorithm time-consuming comparison

    Fig. 7. Algorithm time-consuming comparison

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    • Table 1. Number of stars with different sensitivities

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      Table 1. Number of stars with different sensitivities

      MvNFOVMvNFOV
      33.579 75.553.265 1
      3.56.142 86.091.403 2
      410.541 16.5156.848 6
      4.518.088 67.0269.153 2
      531.040 17.5461.868 8

    • Table 2. Number of stars with different field of view (7.5 Mv)

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      Table 2. Number of stars with different field of view (7.5 Mv)

      AFOVNFOVAFOVNFOV
      1.51.180 41052.335 5
      34.721 015117.386 2
      513.108 720207.781 6
      5.515.859 425322.874 2
      833.525 230461.868 8
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    Yuan-zhao YANG, Lu-wei YU, Xiao-nan MAO, Xiao-jun YAN, Xun-jiang ZHENG. Algorithm of Space Target Quick Acquisition in the Complex Background of the Sky[J]. Acta Photonica Sinica, 2020, 49(7): 710005

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    Paper Information

    Category: Image Processing

    Received: Sep. 29, 2019

    Accepted: --

    Published Online: Aug. 25, 2020

    The Author Email:

    DOI:10.3788/gzxb20204907.0710005

    Topics

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