AEROSPACE SHANGHAI, Volume. 42, Issue 4, 189(2025)

A Stray Light Filtering Algorithm for Space Object Detection

Xuedong SONG1,2, Di PAN1,2, Sijia PAN1、*, Da LIAN1,2, Libin LI1,2, and Weizhi QU1,2
Author Affiliations
  • 1Shanghai Aerospace Control Technology Institute, Shanghai201109, China
  • 2Shanghai Key Laboratory of Space Intelligent Control Technology, Shanghai201109, China
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    Figures & Tables(11)
    Outdoor star observation image
    Schematic diagrams of three types of interference severity areas
    Flowchart of parallel computing with the algorithm
    Images of moon entering the field of view from different angles
    Simulation results of the proposed method
    Simulation results of the block high-pass filtering method
    Simulation results of the maximum background estimation method
    Curves of frame numbers required for star tracking
    • Table 1. Comparisons of the average target detection number and false alarm rate in 99 ms exposure

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      Table 1. Comparisons of the average target detection number and false alarm rate in 99 ms exposure

      方法探测目标数/个有效目标数/个虚假目标数/个虚警率/%
      本文方法104.75104.7500
      分块高通滤波法128.25104.7523.5022.43
      最大背景估计法95.0095.0000
    • Table 2. Comparisons of the average target detection number and false alarm rate in 40 ms exposure

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      Table 2. Comparisons of the average target detection number and false alarm rate in 40 ms exposure

      方法探测目标数/个有效目标数/个虚假目标数/个虚警率/%
      本文方法58.2558.2500
      分块高通滤波法98.0058.2539.7568.24
      最大背景估计法52.5052.5000
    • Table 3. Hardware implementation performance of our algorithm

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      Table 3. Hardware implementation performance of our algorithm

      指标性能
      图像缓存空间/kbits768
      质心计算时效性/ms图像读出完毕后为1.08
      全帧图像读出与处理耗时/ms69.89
      最高数据更新率/Hz14.31
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    Xuedong SONG, Di PAN, Sijia PAN, Da LIAN, Libin LI, Weizhi QU. A Stray Light Filtering Algorithm for Space Object Detection[J]. AEROSPACE SHANGHAI, 2025, 42(4): 189

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    Paper Information

    Category: Speciality Discussion

    Received: Jul. 21, 2024

    Accepted: --

    Published Online: Sep. 29, 2025

    The Author Email:

    DOI:10.19328/j.cnki.2096-8655.2025.04.020

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