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城市建筑点云的自适应分割方法
被引:5
作者
:
沈超慧
论文数:
0
引用数:
0
h-index:
0
机构:
清华大学计算机科学与技术系
沈超慧
论文数:
引用数:
h-index:
机构:
黄石生
论文数:
引用数:
h-index:
机构:
胡事民
机构
:
[1]
清华大学计算机科学与技术系
来源
:
计算机辅助设计与图形学学报
|
2012年
/ 24卷
/ 02期
关键词
:
点云;
城市建筑;
自适应;
D O I
:
暂无
中图分类号
:
TP391.41 [];
学科分类号
:
080203 ;
摘要
:
自动地提取城市建筑点云数据中的高层次结构是城市数字化等应用的重要基础步骤.通过提出"自适应分割"的概念来自动地获取三维城市建筑点云的一种灵活、层次化的结构表示.由于城市建筑的单元分布大都呈一种级联或者交错的形式,与之前采用全局规则格点进行分析的方法不同,文中采用一种自适应的方法对建筑点云进行分析;也可将自适应分割的概念用于建筑图像的分析上.最后给出了在不同类型的建筑点云和图像进行分析的结果以及一些相关的应用.
引用
收藏
页码:149 / 151
页数:3
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