Acta Optica Sinica, Volume. 39, Issue 6, 0612004(2019)

Single-Station Pose-Processing Method Based on Object Distance Assistance

Xiaoli Hu1, Yulun Zhang1、*, Biao Liu1, Yu Wang1, and Siqi Zhang2
Author Affiliations
  • 1 Huayin Ordnance Test Center, Huayin, Shaanxi 714200, China
  • 2 Institute of Modern Control Technology, Xi'an, Shaanxi 710054, China
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    Figures & Tables(8)
    Equivalent method of perspective projection
    First and last processed frames in gun barrel sequence. (a) One angel setting of gun barrel; (b) another angel setting of gun barrel
    Effect of reference distance measurement error on pose angle error
    Effect of focal length measurement error on pose angle error
    Effect of key line length measurement error on pose angle error
    Effect of image point extraction error on pose angle error. (a) Effect of x direction extraction error; (b) effect of y direction extraction error
    Effect of optical axis pointing error on pose angle error. (a) Effect of azimuth pointing error; (b) effect of pitch pointing error
    • Table 1. Comparison between results of proposed algorithm and theoretical values

      View table

      Table 1. Comparison between results of proposed algorithm and theoretical values

      Pose setting stationPerspective value /(°)Theoretical value /(°)Error /(°)
      Yaw anglePitch angleYaw anglePitch angleYaw anglePitch angle
      14.1129.504.7830.00-0.67-0.50
      26.0744.544.7845.001.29-0.46
      36.8153.714.7854.002.03-0.29
      419.9558.4119.7860.000.17-1.59
      519.0444.0419.7845.00-0.74-0.96
      619.3328.7919.7830.00-0.45-1.21
      735.4329.5134.7830.000.65-0.49
      835.0943.8434.7845.000.31-1.16
      935.0359.5034.7860.000.25-0.50
      1048.4029.1149.7830.00-1.38-0.89
      Root mean square error0.970.90
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    Xiaoli Hu, Yulun Zhang, Biao Liu, Yu Wang, Siqi Zhang. Single-Station Pose-Processing Method Based on Object Distance Assistance[J]. Acta Optica Sinica, 2019, 39(6): 0612004

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    Paper Information

    Category: Instrumentation, Measurement and Metrology

    Received: Jan. 18, 2019

    Accepted: Mar. 11, 2019

    Published Online: Jun. 17, 2019

    The Author Email: Zhang Yulun (94491595@qq.com)

    DOI:10.3788/AOS201939.0612004

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