Infrared and Laser Engineering, Volume. 52, Issue 2, 20220390(2023)
Additional value-added conditional moving least squares method for point cloud hole repair
Figures & Tables(14)
Fig. 2. Projection diagram of the discrete points in the node neighbourhood
Fig. 5. Comparison chart of curvature distribution of horse head model
Fig. 8. Hole repair process of the dragon model and the comparison between the original model and the repair result
Fig. 10. Comparison of the curvature distribution of the dragon model
Table 1. Comparison of hole repair results of stela model point cloud
View tableView in ArticleTable 1. Comparison of hole repair results of stela model point cloud
Model point cloud count Hole point cloud number Box parameters/m Method Repair point cloud number Integrity rate Accuracy rate ICP-error/mm t/s 2890 216 dx=0.316 dy=1.278 dz=0.980 TG 307 92.32% 88.46% 0.105 20.24 FWS 126 96.51% 91.07% 0.064 13.41 MLS 105 90.43% 86.62% 0.142 17.58 Literature [ 10 ]169 98.01% 94.74% 0.025 9.83 Proposed 254 99.84% 97.38% 0.008 3.16
Table 2. Comparison of point cloud hole repair results of horse head model
View tableView in ArticleTable 2. Comparison of point cloud hole repair results of horse head model
Model point cloud count Hole point cloud number Box parameters/m Method Repair point cloud number Integrity rate Accuracy rate Rmse/mm ICP-error/mm t/s 9695 302 dx=0.068 dy=0.084 dz=0.044 TG 562 91.38% 86.14% 0.556 1.342 47.35 FWS 127 95.75% 85.72% 0.507 1.914 39.48 MLS 101 88.90% 83.48% 0.574 1.275 44.19 Literature [ 10 ]176 97.04% 91.37% 0.172 0.851 34.54 Proposed 279 98.96% 94.39% 0.029 0.258 13.26
Table 3. Comparison of point cloud hole repair results of Bunny model
View tableView in ArticleTable 3. Comparison of point cloud hole repair results of Bunny model
Model point cloud count Hole point cloud number Box parameters/m Method Repair point cloud number Integrity rate Accuracy rate Rmse/mm ICP-error/mm t/s 35947 620 dx=15.570 dy=15.433 dz=12.067 TG 1188 92.12% 83.76% 3.785 0.303 85.59 FWS 253 90.68% 83.04% 3.506 0.099 76.60 MLS 225 89.76% 80.49% 3.668 0.282 80.31 Literature [ 10 ]356 93.71% 89.72% 2.336 0.094 63.39 Proposed 539 99.05% 93.87% 1.051 0.003 28.49
Table 4. Comparison of point cloud hole repair results of dragon model
View tableView in ArticleTable 4. Comparison of point cloud hole repair results of dragon model
Model point cloud count Hole point cloud number Box parameters/m Method Repair number Integrity rate Accuracy rate Rmse/mm ICP-error/mm t/s 47449 2158 dx=0.205 dy=0.144 dz=0.092 TG 1003 83.68% 79.75% 2.857 4.186 163.40 FWS 395 81.14% 73.46% 3.394 5.800 146.17 MLS 368 72.62% 65.20% 5.166 6.572 98.46 Literature [ 10 ]647 83.23% 80.09% 2.825 4.311 112.53 Proposed 1515 98.67% 91.95% 0.772 0.735 57.32
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Yiling Lan, Chuanli Kang, Ning Wang, Jiale Yang, Jinqi Chen. Additional value-added conditional moving least squares method for point cloud hole repair[J]. Infrared and Laser Engineering, 2023, 52(2): 20220390
Paper Information
Category: Image processing
Received: Jun. 7, 2022
Accepted: --
Published Online: Mar. 13, 2023
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