基于网络图的地基激光雷达复杂树木点云枝叶分离方法

林筱涵,李爱农,边金虎,张正建,南希

A Method for Separating Leaf and Wood Components of Complex Tree Point Cloud Data based on Network Graph with Terrestrial Laser Scanning

Xiaohan Lin,Ainong Li,Jinhu Bian,Zhengjian Zhang,Xi Nan

表2 树木数据描述

Table 2 Tree data description

ID 树高/m 枝干点 叶片点 冠幅/m 树种 Tree1 20.49 1 609 301 2 395 490 16.68 红桦 Tree2 19.59 206 887 68 341 14.59 糙皮桦 Tree3 15.76 57 219 41 225 10.32 冷杉 Tree4 18.56 36 482 27 117 13.69 糙皮桦 Tree5 15.35 39 069 12 394 7.82 冷杉 Tree6 12.50 31 616 3 144 3.83 冷杉 Tree7 15.72 4 039 952 2 168 604 14.64 黑桦 Tree8 22.36 24 158 12 449 13.76 冷杉 Tree9 10.98 28 664 19 001 4.67 红桦 Tree10 11.20 150 436 1 033 123 5.26 冷杉 Tree11 16.94 75 224 66 516 12.59 红桦 Tree12 14.61 75 106 87 786 11.73 红桦