Optics and Precision Engineering, Volume. 32, Issue 24, 3632(2024)

An optimization method for selecting common points considering position distribution and measuring precision in coordinate transformation

Zhonghe LIU, Zongchun LI*, and Hua HE
Author Affiliations
  • Institute of Geospatial Information, Information Engineering University, Zhengzhou450001, China
  • show less
    Figures & Tables(9)
    Distribution of homonymous points
    Geometric position distribution of control points
    Location distribution of control points
    Location distribution of control points
    • Table 1. Coordinates of inspection points

      View table
      View in Article

      Table 1. Coordinates of inspection points

      Point nameX/mY/mZ/m
      C130.50030.50030.500
      C2-30.50030.50030.500
      C3-30.500-30.50030.500
      C430.500-30.50030.500
      C530.50030.500-30.500
      C6-30.50030.500-30.500
      C7-30.500-30.500-30.500
      C830.500-30.500-30.500
    • Table 2. Statistical results

      View table
      View in Article

      Table 2. Statistical results

      SchemeStatisticCond(BWminσin/mσout/m
      RG(1 585,5 239)(0.22,0.65)(0.023,0.088)(0.060,2.915)
      AVE2 6070.510.0510.990
      SD4340.070.0100.415
      RG(1 315,3 911)(0.30,0.67)(0.020,0.095)(0.009,2.762)
      AVE1 9170.560.0500.452
      SD3020.050.0100.353
      RG(72,78)(0.62,0.65)(0.023,0.091)(0.010,0.100)
      AVE750.640.0500.041
      SD10.000.0090.013
      RG(51,54)(0.67,0.69)(0.020,0.097)(0.007,0.064)
      AVE530.680.0500.032
      SD00.000.0090.009
    • Table 3. Result of coordinate transformation

      View table
      View in Article

      Table 3. Result of coordinate transformation

      MethodNumberPoint numberAVE(S¯)/mCond(BWminσin/mσout/mσtotal/mEr/radEt/rad
      LS601~604.19450.850.0620.0220.0620.0020.021
      Reference [11601~604.19450.850.0630.0220.0630.0020.021
      Reference [12601~604.19450.850.0630.0200.0630.0020.020
      Reference [2482,12,18,36,43,49,51,535.06150.550.0410.1120.0750.0100.080
      Reference [28811,13,2123,49,5152,536.174100.230.0490.0770.0760.0070.121
      Proposed method8112123,25,48,5152,556.77780.510.0350.0590.0740.0040.083
      16

      11,15,18,20,23,29,30,32,

      38,43,47,50,51,55,56,60

      4.88560.740.0450.0550.0670.0050.065
      Only consider σin811,21,29,37,41,45,49,564.57870.500.0170.1610.0880.0190.222
    • Table 4. Result of coordinate transformation

      View table
      View in Article

      Table 4. Result of coordinate transformation

      MethodNumberPoint numberAVE(S¯)/mCond(BWminσin/mσout/mσtotal/mEr/radEt/rad
      LS601~604.19750.850.0710.0290.0640.0030.041
      Reference [1160剔除11(XZ)、23(X)、51(X4.19750.850.0640.0290.0640.0030.041
      Reference [1260剔除11(XZ)、23(X)、51(X4.19750.850.0640.0190.0640.0020.032
      Reference [2482,12,18,36,43,49,51,535.08360.550.0670.1120.0770.0120.089
      Reference [28811,13,21,23,49,5152,536.197100.230.0970.1710.0840.0210.275
      Proposed method83,15,18,32,41,43,50,564.29860.590.0330.0870.0720.0100.080
      16

      1,2,8,10,15,16,18,31,41,

      43,45,49,50,53,56,58

      4.22550.760.0460.0700.0680.0080.072
    • Table 5. Result of coordinate transformation

      View table
      View in Article

      Table 5. Result of coordinate transformation

      MethodNumberPoint numberAVE(S¯)/mCond(BWminσin/mmσtotal/mm
      LS651~6566.592630.950.390.38
      Reference [1165剔除Z(13,15),Y(55,56,5766.592630.950.370.37
      Reference [12651~6566.592630.950.370.37
      Reference [2484,6,22,25,29,31,59,6267.902800.500.250.57
      Proposed method85,6,17,20,37,40,51,5970.912180.570.240.46
      16

      3,5,6,8,17,19,20,21,37,

      39,40,49,51,54,59,60

      71.192240.770.270.44
      Only consider σin819,23,34,39,41,43,45,4964.861 2200.230.120.96
    Tools

    Get Citation

    Copy Citation Text

    Zhonghe LIU, Zongchun LI, Hua HE. An optimization method for selecting common points considering position distribution and measuring precision in coordinate transformation[J]. Optics and Precision Engineering, 2024, 32(24): 3632

    Download Citation

    EndNote(RIS)BibTexPlain Text
    Save article for my favorites
    Paper Information

    Category:

    Received: Jul. 8, 2024

    Accepted: --

    Published Online: Mar. 11, 2025

    The Author Email: LI Zongchun (13838092876@139.com)

    DOI:10.37188/OPE.20243224.3632

    Topics