程晓光,黄先锋,张帆

• 1:武汉大学测绘遥感信息工程国家重点实验室

摘要(Abstract)：

在城区的机载LiDAR点云中一般存在大量打在树木上的点,从点云中提取的树木点可以应用于城区绿化面积和树木参数的估计,以及树木的建模。针对城区环境,本文在综合分析树木点和其他地物空间分布模式的基础上,提出了一种只利用点云的几何性质,结合点云空间分布模式来提取树木点的方法。实验表明,该方法可以取得很高的分类精度,卡帕系数为0.9713。

关键词(KeyWords)： 机载LiDAR;点云分类;树木;空间分布模式

Abstract:

Keywords:

基金项目(Foundation): 973项目(2011CB707001);; 自然基金项目(41001308,41071291);; 测绘遥感信息工程国家重点实验室专项科研经费

作者(Author): 程晓光,黄先锋,张帆

DOI: 10.16251/j.cnki.1009-2307.2014.03.013

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