Fuqun Zhao, Hui Tang. Hierarchical Simplification Algorithm for Scattered Point Clouds[J]. Laser & Optoelectronics Progress, 2022, 59(18): 1811006
- Laser & Optoelectronics Progress
- Vol. 59, Issue 18, 1811006 (2022)
Fig. 1. Original common point cloud model. (a) Bunny; (b) Horse
![Simplified results of Bunny model. (a) Random sampling algorithm; (b) uniform grid algorithm; (c) normal vector anglealgorithm; (d) algorithm in reference [7]; (e) algorithm in reference [16]; (f) proposed algorithm](/richHtml/lop/2022/59/18/1811006/img_02.jpg)
Fig. 2. Simplified results of Bunny model. (a) Random sampling algorithm; (b) uniform grid algorithm; (c) normal vector anglealgorithm; (d) algorithm in reference [7]; (e) algorithm in reference [16]; (f) proposed algorithm
![Simplified results of Horse model. (a) Random sampling algorithm; (b) uniform grid algorithm; (c) normal vector anglealgorithm; (d) algorithm in reference [7]; (e) algorithm in reference [16]; (f) proposed algorithm](/Images/icon/loading.gif){kind=icon}
Fig. 3. Simplified results of Horse model. (a) Random sampling algorithm; (b) uniform grid algorithm; (c) normal vector anglealgorithm; (d) algorithm in reference [7]; (e) algorithm in reference [16]; (f) proposed algorithm
Fig. 4. Original texture model of cultural relic fragment.(a) Fragment 1; (b) fragment 2; (c) fragment 3
Fig. 5. Point cloud model of cultural relic fragment. (a) Fragment 1; (b) fragment 2; (c) fragment 3
Fig. 6. Simplified results of fragment 1. (a) Random sampling algorithm; (b) uniform grid algorithm; (c) normal vector anglealgorithm; (d) algorithm in reference [7]; (e) algorithm in reference [16]; (f) proposed algorithm
Fig. 7. Simplified results of fragment 2. (a) Random sampling algorithm; (b) uniform grid algorithm; (c) normal vector anglealgorithm; (d) algorithm in reference [7]; (e) algorithm in reference [16]; (f) proposed algorithm
Fig. 8. Simplified results of fragment 3. (a) Random sampling algorithm; (b) uniform grid algorithm; (c) normal vector anglealgorithm; (d) algorithm in reference [7]; (e) algorithm in reference [16]; (f) proposed algorithm
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Table 1. Simplified parameters of common point cloud model by six algorithms
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Table 2. Simplified parameters of cultural relic fragment point cloud model by six algorithms
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