Kuangyu Huang, Yunchao Tang, Xiangjun Zou, Mingyou Chen, Yamei Fang, Ziyi Lei. Poisson Surface Reconstruction Algorithm Based on Improved Normal Orientation[J]. Laser & Optoelectronics Progress, 2019, 56(14): 141005
- Laser & Optoelectronics Progress
- Vol. 56, Issue 14, 141005 (2019)
Fig. 1. Ambiguity of normal orientation
Fig. 2. Schematic of two-dimensional points. (a) Number of theoretical intersections; (b) phenomena caused by excessive error threshold
Fig. 3. Flow chart of spatial division and algorithm for judging voxel centroid position
Fig. 4. Normal of point cloud inside voxel from different perspectives. (a) Perspective 1: without orientation; (b) perspective 2: without orientation; (c) perspective 1: initial orientation; (d) perspective 2: initial orientation
Fig. 5. Flow chart of normal initial orientation algorithm
Fig. 6. Flow chart of normal quadratic orientation algorithm
Fig. 7. Comparison of frontage effects of three models before and after improvement. (a) Normal estimate by proposed method; (b) Poisson surface reconstruction by proposed method; (c) normal estimation from Ref. [11]; (d) Poisson surface reconstruction from Ref. [11]
Fig. 8. Comparison of backside effects of three models before and after improvement. (a) Normal estimate by proposed method; (b) Poisson surface reconstruction by proposed method; (c) normal estimation from Ref. [11]; (d) Poisson surface reconstruction from Ref. [11]
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Table 1. RMS for cube and cylinder models by different methods
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Table 2. Time-consuming comparison of normal estimation and surface reconstruction by three methodss
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