Author Affiliations
1College of Automation Engineering, Shanghai University of Electric Power, Shanghai 200090, China2Department of Computing Science, Curtin University, Perth 6102, Australiashow less
Fig. 1. Algorithm flow chart
Fig. 2. Schematic diagram of inspection hole boundary
Fig. 3. Schematic diagrams of triangular grid. (a) Add a triangle; (b) add two triangles
Fig. 4. Radial basis function neural network
Fig. 5. Hole repair. (a) Hole diagram; (b) hole repair diagram
Fig. 6. Final repairing diagram
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
Fig. 8. Mean curvature distribution images. (a) Ref. [21] algorithm; (b) Ref. [24] algorithm; (c) Ref. [25] algorithm; (d) proposed algorithm; (e) 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
Fig. 10. Mean curvature distribution images. (a) Ref. [21] algorithm; (b) Ref. [24] algorithm; (c) Ref. [25] algorithm; (d) proposed algorithm; (e) 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
Fig. 12. Mean curvature distribution images. (a) Ref. [21] algorithm; (b) Ref. [24] algorithm; (c) Ref. [25] algorithm; (d) proposed algorithm; (e) 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
Fig. 14. Mean curvature distribution images. (a) Ref. [21] algorithm; (b) Ref. [24] algorithm; (c) Ref. [25] algorithm; (d) proposed algorithm; (e) original model
Algorithm | Number of new vertices | Number of new triangles | Time /s | RRMSE/mm |
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Ref. [21] algorithm | 1045 | 2431 | 0.760 | 0.452 | Ref. [24] algorithm | 2783 | 5957 | 1.458 | 0.292 | Ref. [25] algorithmProposed algorithm | 1092035465 | 2653072370 | 1.1901.348 | 0.3790.089 |
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Table 1. Repair data of teapot model hole
Algorithm | Number of new vertices | Number of new triangles | Time /s | RRMSE/mm |
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Ref.[21] algorithm | 474 | 1001 | 0.611 | 0.639 | Ref. [24] algorithm | 424 | 933 | 1.359 | 0.531 | Ref. [25] algorithmProposed algorithm | 32408974 | 768218001 | 1.4022.371 | 0.4820.258 |
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Table 2. Repair data of rocker model hole
Algorithm | Number of new vertices | Number of new triangles | Time /s | RRMSE/mm |
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Ref. [21] algorithm | 3259 | 6399 | 69.328 | 9.382×10-3 | Ref. [24] algorithm | 4921 | 8217 | 45.000 | 3.019×10-5 | Ref. [25] algorithm | 2788 | 5955 | 16.000 | 4.611×10-5 | Proposed algorithm | 5201 | 9483 | 17.180 | 9.932×10-6 |
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Table 3. Repair data of bunny model hole
Algorithm | Number of new vertices | Number of new triangles | Time /s | RRMSE/mm |
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Ref. [21] algorithm | 354 | 1363 | 2.815 | 0.318 | Ref. [24] algorithm | 81 | 162 | 2.163 | 0.082 | Ref. [25] algorithmProposed algorithm | 52218 | 125418 | 0.0470.928 | 0.0490.012 |
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Table 4. Repair data of ball model hole