基于无人机遥感技术的台风灾害倒伏绿化树木检测
廖鸿燕,周小成,黄洪宇
Detection of Lodging Landscape Trees in Typhoon Disaster based on Unmanned Aerial Vehicle Remote Sensing
Hongyan Liao,Xiaocheng Zhou,Hongyu Huang
表2
精度评价结果表
Table 2
The results of accuracy evaluation
数据源
方法
提取
株数/棵
正提
株数/棵
遗漏
株数/棵
误判
株数/棵
OA/%
PC/%
OE/%
CE/%
单时相
阈值分类
71
54
9
17
63.38
76.06
14.28
26.99
RF分类
53
47
16
6
58.49
88.79
25.39
9.52
多时相
阈值分类
58
52
11
6
70.69
89.66
17.46
9.52
RF分类
63
55
8
8
74.60
87.30
12.70
12.70