Acta Optica Sinica, Volume. 45, Issue 12, 1211003(2025)

Solar Plasma Velocity Inversion Algorithm Based on Five-Order Slitless Imaging System

Taojun Feng*, Jilong Peng, and Qian Yu
Author Affiliations
  • Beijing Institute of Spacecraft Environment Engineering, Beijing 100094, China
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    Figures & Tables(8)
    Imaging sketch of MOSES[8]
    Imaging sketch of five-order optical system
    Algorithm flow chart
    Data slice for x=32, y=32, λ=32
    Linear fit of deviation data
    Comparison of original plasma velocity to reconstructed results. (a) Original Doppler velocity pattern; (b) reconstructed Doppler velocity pattern; (c) Doppler velocity error pattern
    Doppler velocity variations with spatial dimension x while y=64
    • Table 1. Evaluation factors for inversion results

      View table

      Table 1. Evaluation factors for inversion results

      AlgorithmCorrelation coefficient RFittingslope sRoot meansquare ERMS
      Our algorithm0.900.760.25
      SMART algorithm0.860.640.30
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    Taojun Feng, Jilong Peng, Qian Yu. Solar Plasma Velocity Inversion Algorithm Based on Five-Order Slitless Imaging System[J]. Acta Optica Sinica, 2025, 45(12): 1211003

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    Paper Information

    Category: Imaging Systems

    Received: Jan. 15, 2025

    Accepted: Apr. 3, 2025

    Published Online: Jun. 23, 2025

    The Author Email: Taojun Feng (ftjmail@126.com)

    DOI:10.3788/AOS250504

    CSTR:32393.14.AOS250504

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