激光与光电子学进展, 2020, 57 (15): 152802, 网络出版: 2020-08-04
基于岩溶洞穴复杂表面的三角网格拼接与融合方法研究 
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Splicing and Fusion of Triangular Meshes for Complex Surface of Karst Cave
图 & 表
图 4. 三角网格相邻边界检测结果。(a)简易三角网格显示结果;(b)三角网格相邻边界检测结果
Fig. 4. Detection results of adjacent boundary of triangular mesh. (a) Simple triangular mesh display results; (b) adjacent boundary detection of triangular mesh
图 5. 相邻边界拼接原理。(a)拼接前;(b)拼接后
Fig. 5. Principle of adjacent boundary splicing. (a) Before splicing; (b) after splicing
图 6. 三角网格生成连接结果。(a)三角网格生成结果;(b)三角网格拼接后结果
Fig. 6. Connection results generated by triangular mesh. (a) Generated results; (b) spliced results
图 7. 点云分类前后对比图。(a)分类前原始点云;(b)分类后点云
Fig. 7. Comparison before and after point cloud classification. (a) Original point cloud before classification; (b) point cloud after classification
图 8. 以不同分辨率构建的三角网格效果图。(a)分类前;(b)分类后
Fig. 8. Triangular mesh renderings with different resolutions. (a) Before the classification; (b) after the classification
图 9. 三角网格拼接边界提取效果对比图。(a)提取前;(b)提取后
Fig. 9. Comparison of mosaic boundary extraction effect of triangular mesh. (a) Before extracting; (b) after extracting
图 10. 三角网边界拼接融合效果对比图。(a)边界拼接前结果;(b)边界拼接后效果
Fig. 10. Contrast diagram of triangular mesh boundary splicing and fusion effect. (a) Before boundary splicing; (b) after boundary splicing
图 11. 消除峰值平滑处理前后对比。(a)未消峰平滑前;(b)消峰平滑后
Fig. 11. Triangular mesh renderings before and after peak smoothing. (a) Before peak smoothing; (b) after peak smoothing
图 12. 拼接融合平滑处理后与原始点云对比图。(a)原始点云;(b)本文方法处理后的网格模型
Fig. 12. Comparison between mosaic fusion results after smoothing and original point cloud. (a) Original point cloud; (b) mesh model processed by the method in this paper
柏宏强, 夏永华, 杨明龙, 李照永, 龙丽娟. 基于岩溶洞穴复杂表面的三角网格拼接与融合方法研究[J]. 激光与光电子学进展, 2020, 57(15): 152802. Hongqiang Bai, Yonghua Xia, Minglong Yang, Zhaoyong Li, Lijuan Long. Splicing and Fusion of Triangular Meshes for Complex Surface of Karst Cave[J]. Laser & Optoelectronics Progress, 2020, 57(15): 152802.
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