• Infrared and Laser Engineering
  • Vol. 51, Issue 6, 20210675 (2022)
Hang Xu1、2, Zhi Xiong1、2、*, Liugang Zhang3, Wei Feng1、2, Zhongsheng Zhai1、2, Weihu Zhou1、4, and Dengfeng Dong4
Author Affiliations
  • 1School of Mechanical Engineering, Hubei University of Technology, Wuhan 430068, China
  • 2Hubei Key Lab of Manufacture Quality Engineering, Wuhan 430068, China
  • 3Haining Institute of Integrated Circuits and Advanced Manufacturing, Haining 314400, China
  • 4Institute of Microelectronics, Chinese Academy of Sciences, Beijing 100029, China
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    DOI: 10.3788/IRLA20210675 Cite this Article
    Hang Xu, Zhi Xiong, Liugang Zhang, Wei Feng, Zhongsheng Zhai, Weihu Zhou, Dengfeng Dong. Laser tracking attitude angle measurement method based on weighted least squares[J]. Infrared and Laser Engineering, 2022, 51(6): 20210675 Copy Citation Text show less
    Composition of attitude measurement system
    Fig. 1. Composition of attitude measurement system
    Definition of the coordinate system of the attitude measurement system
    Fig. 2. Definition of the coordinate system of the attitude measurement system
    Simulation comparison of attitude angle measurement methods
    Fig. 3. Simulation comparison of attitude angle measurement methods
    Attitude measurement system experimental platform
    Fig. 4. Attitude measurement system experimental platform
    Distance/mYaw/(°)
    −30−20−100102030
    3−0.170.260.430.540.720.500.37
    4−0.530.490.651.120.790.710.58
    50.761.531.250.49−0.170.68−0.56
    61.25−0.79−0.380.921.911.56−0.64
    7−1.031.621.98−0.410.872.25−0.78
    82.232.58−1.81−1.091.560.94−0.95
    Table 1. Azimuth measurement deviation
    Distance/mStandard deviation of attitude angle/(°)
    Monocular vision methodWeighted fusion method
    30.300.28
    40.620.51
    50.780.74
    61.411.12
    71.631.37
    82.171.76
    Table 2. Comparison of angle measurement accuracy between monocular vision method and weighted fusion method
    Hang Xu, Zhi Xiong, Liugang Zhang, Wei Feng, Zhongsheng Zhai, Weihu Zhou, Dengfeng Dong. Laser tracking attitude angle measurement method based on weighted least squares[J]. Infrared and Laser Engineering, 2022, 51(6): 20210675
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