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基于强度信息聚类的机载LiDAR点云道路提取 被引量:22

Automated Road Extraction from LiDAR Data Based on Clustering of Intensity
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摘要 提出一种利用强度信息聚类提取机载LiDAR点云道路的方法,并综合利用回波次数信息与高程信息对分类结果进行进一步精化。采用北京凤凰岭地区某块机载LiDAR数据进行试验,试验结果表明,通过强度信息聚类从LiDAR点云中提取道路能取得一定效果,但误差较大;经过回波次数和高程信息筛选精化后,试验效果得到明显提升,大量的误分点被去除,道路点云得到较好的保留。
出处 《测绘通报》 CSCD 北大核心 2011年第9期15-17,24,共4页 Bulletin of Surveying and Mapping
基金 江西省数字国土重点实验室开放研究基金资助项目(DLLJ201001) 测绘学院硕士学位论文创新与创优基金资助项目
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参考文献4

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