• Laser & Optoelectronics Progress
  • Vol. 58, Issue 20, 2014002 (2021)
Wen Cui1, Hui Chen1、*, and Wanquan Liu2
Author Affiliations
  • 1College of Automation Engineering, Shanghai University of Electric Power, Shanghai 200090, China
  • 2Department of Computing Science, Curtin University, Perth 6102, Australia
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    DOI: 10.3788/LOP202158.2014002 Cite this Article Set citation alerts
    Wen Cui, Hui Chen, Wanquan Liu. Hole Surface Repairing for Laser Triangular Mesh Point Cloud[J]. Laser & Optoelectronics Progress, 2021, 58(20): 2014002 Copy Citation Text show less
    Algorithm flow chart
    Fig. 1. Algorithm flow chart
    Schematic diagram of inspection hole boundary
    Fig. 2. Schematic diagram of inspection hole boundary
    Schematic diagrams of triangular grid. (a) Add a triangle; (b) add two triangles
    Fig. 3. Schematic diagrams of triangular grid. (a) Add a triangle; (b) add two triangles
    Radial basis function neural network
    Fig. 4. Radial basis function neural network
    Hole repair. (a) Hole diagram; (b) hole repair diagram
    Fig. 5. Hole repair. (a) Hole diagram; (b) hole repair diagram
    Final repairing diagram
    Fig. 6. Final repairing diagram
    Repair results of teapot model hole. (a) Mesh hole detail; (b) Ref. [21] algorithm; (c) Ref. [24] algorithm; (d) Ref. [25] algorithm; (e) proposed algorithm; (f) original model
    Fig. 7. Repair results of teapot model hole. (a) Mesh hole detail; (b) Ref. [21] algorithm; (c) Ref. [24] algorithm; (d) Ref. [25] algorithm; (e) proposed algorithm; (f) original model
    Mean curvature distribution images. (a) Ref. [21] algorithm; (b) Ref. [24] algorithm; (c) Ref. [25] algorithm; (d) proposed algorithm; (e) original model
    Fig. 8. Mean curvature distribution images. (a) Ref. [21] algorithm; (b) Ref. [24] algorithm; (c) Ref. [25] algorithm; (d) proposed algorithm; (e) original model
    Repair results of rocker model hole. (a) Mesh hole detail; (b) Ref. [21] algorithm; (c) Ref. [24] algorithm; (d) Ref. [25] algorithm; (e) proposed algorithm; (f) original model
    Fig. 9. Repair results of rocker model hole. (a) Mesh hole detail; (b) Ref. [21] algorithm; (c) Ref. [24] algorithm; (d) Ref. [25] algorithm; (e) proposed algorithm; (f) original model
    Mean curvature distribution images. (a) Ref. [21] algorithm; (b) Ref. [24] algorithm; (c) Ref. [25] algorithm; (d) proposed algorithm; (e) original model
    Fig. 10. Mean curvature distribution images. (a) Ref. [21] algorithm; (b) Ref. [24] algorithm; (c) Ref. [25] algorithm; (d) proposed algorithm; (e) original model
    Repair results of bunny model hole. (a) Mesh hole detail; (b) Ref. [21] algorithm; (c) Ref. [24] algorithm; (d) Ref. [25] algorithm; (e) proposed algorithm; (f) original model
    Fig. 11. Repair results of bunny model hole. (a) Mesh hole detail; (b) Ref. [21] algorithm; (c) Ref. [24] algorithm; (d) Ref. [25] algorithm; (e) proposed algorithm; (f) original model
    Mean curvature distribution images. (a) Ref. [21] algorithm; (b) Ref. [24] algorithm; (c) Ref. [25] algorithm; (d) proposed algorithm; (e) original model
    Fig. 12. Mean curvature distribution images. (a) Ref. [21] algorithm; (b) Ref. [24] algorithm; (c) Ref. [25] algorithm; (d) proposed algorithm; (e) original model
    Repair results of ball model hole. (a) Mesh hole detail; (b) Ref. [21] algorithm; (c) Ref. [24] algorithm; (d) Ref. [25] algorithm; (e) proposed algorithm; (f) original model
    Fig. 13. Repair results of ball model hole. (a) Mesh hole detail; (b) Ref. [21] algorithm; (c) Ref. [24] algorithm; (d) Ref. [25] algorithm; (e) proposed algorithm; (f) original model
    Mean curvature distribution images. (a) Ref. [21] algorithm; (b) Ref. [24] algorithm; (c) Ref. [25] algorithm; (d) proposed algorithm; (e) original model
    Fig. 14. Mean curvature distribution images. (a) Ref. [21] algorithm; (b) Ref. [24] algorithm; (c) Ref. [25] algorithm; (d) proposed algorithm; (e) original model
    AlgorithmNumber of new verticesNumber of new trianglesTime /sRRMSE/mm
    Ref. [21] algorithm104524310.7600.452
    Ref. [24] algorithm278359571.4580.292
    Ref. [25] algorithmProposed algorithm109203546526530723701.1901.3480.3790.089
    Table 1. Repair data of teapot model hole
    AlgorithmNumber of new verticesNumber of new trianglesTime /sRRMSE/mm
    Ref.[21] algorithm47410010.6110.639
    Ref. [24] algorithm4249331.3590.531
    Ref. [25] algorithmProposed algorithm324089747682180011.4022.3710.4820.258
    Table 2. Repair data of rocker model hole
    AlgorithmNumber of new verticesNumber of new trianglesTime /sRRMSE/mm
    Ref. [21] algorithm3259639969.3289.382×10-3
    Ref. [24] algorithm4921821745.0003.019×10-5
    Ref. [25] algorithm2788595516.0004.611×10-5
    Proposed algorithm5201948317.1809.932×10-6
    Table 3. Repair data of bunny model hole
    AlgorithmNumber of new verticesNumber of new trianglesTime /sRRMSE/mm
    Ref. [21] algorithm35413632.8150.318
    Ref. [24] algorithm811622.1630.082
    Ref. [25] algorithmProposed algorithm522181254180.0470.9280.0490.012
    Table 4. Repair data of ball model hole
    Wen Cui, Hui Chen, Wanquan Liu. Hole Surface Repairing for Laser Triangular Mesh Point Cloud[J]. Laser & Optoelectronics Progress, 2021, 58(20): 2014002
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