High Power Laser and Particle Beams, Volume. 35, Issue 7, 071008(2023)

Inverse calculation of achromatic Risley prism based on neural network

Haoxin Luo1,2, Yuxiang Yao2, Wenwu Pan1, and Anqing You2
Author Affiliations
  • 1Institute of Applied Electronics, CAEP, Mianyang 621900, China
  • 2Graduate School of China Academy of Engineering Physics, Mianyang 621999, China
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    Figures & Tables(14)
    Achromatic Risley prisms structure
    Optical path diagram for achromatic Risley prisms
    Central algorithm
    Relationship between deflection angle and absolute value of prism angle difference
    Neural network structure diagram (deflection angle)
    Relationship between azimuth angle and two groups of prism angles
    Nonlinear part for the achromatic Risley prisms
    Relationship between the angle difference and the nonlinear part
    Neural network structure diagram (nonlinear part)
    Deflection angle error value
    Azimuth error value
    Reverse solution error value for achromatic risley prisms
    Time analysis of neural network algorithm and dichotomy
    • Table 1. Results of experiments unit: (°)

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      Table 1. Results of experiments unit: (°)

      $ \phi $$ {\mathit{\Theta}} $$ {\theta }_{1}\left({\rm{real}}\right) $$ {\theta }_{2}\left({\rm{real}}\right) $$ {\theta }_{1}\left({\rm{fitting}}\right) $$ {\theta }_{2}\left({\rm{fitting}}\right) $$ {\theta }_{1}'\left({\rm{fitting}}\right) $$ {\theta }_{2}'\left({\rm{fitting}}\right) $
      0.018690.05210.11800.0973180.0023180.00720.1022
      0.372490.042411791.0001179.0004179.08451.0842
      22.08214.338920350348.678118.677619.9998350.0002
      17.5733129.24399016690.0001166.0000168.487692.4878
      22.8874325.2310320330320.0006329.9995330.4613320.4624
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    Haoxin Luo, Yuxiang Yao, Wenwu Pan, Anqing You. Inverse calculation of achromatic Risley prism based on neural network[J]. High Power Laser and Particle Beams, 2023, 35(7): 071008

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    Paper Information

    Category: High Power Laser Physics and Technology

    Received: Jan. 3, 2023

    Accepted: Apr. 20, 2023

    Published Online: Jul. 24, 2023

    The Author Email:

    DOI:10.11884/HPLPB202335.220332

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