Acta Optica Sinica, Volume. 42, Issue 2, 0214003(2022)

Point Cloud Registration Method Based on Dual Quaternion Description of Line-Planar Feature Constraints

Raobo Li1, Xiping Yuan2,3, Shu Gan1,2、*, Rui Bi1, Sha Gao1, and Yan Guo1
Author Affiliations
  • 1Faculty of Land Resources and Engineering, Kunming University of Science and Technology, Kunming, Yunnan 650093, China
  • 2Application Engineering Research Center of Spatial Information Surveying and Mapping Technology in Plateau and Mountainous Areas Set by Universities in Yunnan Province, Kunming, Yunnan 650093, China
  • 3College of Geosciences and Engineering, West Yunnan University of Applied Sciences, Dali, Yunnan, 671009, China
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    Figures & Tables(9)
    Spatial geometric relation between straight line and plane. (a) Selected line-planar features in un-registered point cloud; (b) selected line-planar features in target point cloud
    Flowchart of point cloud registration algorithm
    Point cloud data of station 16 and station 17 before and after registration. (a) Before registration; (b) after registration
    Influence of noise standard deviation on registration accuracy under different conditions. (a) Angle between lines; (b) angle between planes
    Registration results of Ref. [7,14]. (a) Ref. [7]; (b) Ref. [14]
    • Table 1. Real value of dual quaternion considering scale factor and calculated value of proposed method

      View table

      Table 1. Real value of dual quaternion considering scale factor and calculated value of proposed method

      Valuer0r1r2r3t0t1t2t3μ
      Real value0.9953-0.0002-0.0001-0.09680.0139-1.0697-4.55580.14751.0000
      Calculated value0.9950-0.0003-0.0007-0.09670.0107-1.0690-4.55490.14691.0002
    • Table 2. Number of iterations and running time of L-M algorithm and Gaussian-Newton algorithm under different initial values

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      Table 2. Number of iterations and running time of L-M algorithm and Gaussian-Newton algorithm under different initial values

      AlgorithmParameter1510152025
      L-MNumber of iterations68132503172043288641
      Time /s0.1340.3060.6032.0755.35610.402
      Gaussian-NewtonNumber of iterations18-----
      Time /s0.028-----
    • Table 3. Spatial transformation parameters calculated by different methods

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      Table 3. Spatial transformation parameters calculated by different methods

      MethodRT /mu
      Theoretical value0.98130.1927-0.0001-0.19270.98130.00030.0001-0.00031.0000-3.0113-8.86170.29761.0000
      Proposed method0.97950.1934-0.0012-0.19140.98030.00150.00170.00051.0000-3.0102-8.86340.29541.0002
      Ref. [7]0.98180.1935-0.0013-0.19550.9820-0.0002-0.00240.00021.0000-3.0120-8.86120.29610.9999
      Ref. [14]0.98300.19280.0019-0.19220.98140.0021-0.00190.00181.0000-3.0123-8.86490.29521.0005
    • Table 4. Angle between line and line, surface and surface and their errors

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      Table 4. Angle between line and line, surface and surface and their errors

      MethodαL /(°)ΔαL /(°)αP /(°)ΔαP /(°)MethodαL /(°)ΔαL /(°)αP /(°)ΔαP /(°)
      Theoretical value0.09530.08050.09340.0789Proposed method0.16190.11480.15810.1131
      0.08370.08240.04920.0501
      0.07700.07600.10810.1081
      0.05780.05700.09470.0920
      0.02300.01810.05870.0595
      Ref. [7]0.14690.12660.11180.1240Ref. [14]0.13740.12860.17090.1253
      0.07870.02360.07600.0114
      0.07970.11720.07180.0964
      0.11620.12740.14120.1008
      0.12830.13580.12820.1183
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    Raobo Li, Xiping Yuan, Shu Gan, Rui Bi, Sha Gao, Yan Guo. Point Cloud Registration Method Based on Dual Quaternion Description of Line-Planar Feature Constraints[J]. Acta Optica Sinica, 2022, 42(2): 0214003

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    Paper Information

    Category: Lasers and Laser Optics

    Received: Jun. 28, 2021

    Accepted: Aug. 17, 2021

    Published Online: Dec. 29, 2021

    The Author Email: Gan Shu (n1480@qq.com)

    DOI:10.3788/AOS202242.0214003

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