道路通行障碍物遥感检测与通过性评价
康晋洁, 戚浩平, 杨清华, 陈华
Study of remote sensing detection method for road obstacle and accessibility evaluation
Jinjie KANG, Haoping QI, Qinghua YANG, Hua CHEN
表4
障碍物提取结果
Tab.4
Obstacle extraction result
编号
坐标
计算面积/m
2
参考面积/m
2
误差/%
①
(103,529)
7.75
6.75
14.8
②
(290,502)
23.75
27.75
-14.4
③
(697,447)
36.50
37.00
-1.4
④
(1 146,464)
33.75
40.25
-16.1
⑤
(1 280,481)
15.50
13.25
17.0
⑥
(1 366,494)
34.25
34.50
-0.7
⑦
(1 500,506)
20.25
22.00
-8.0
⑧
(1 691,526)
23.00
24.50
-6.1
⑨
(1 841,538)
39.50
41.25
-4.2
⑩
(599,621)
8.00
7.25
10.3
?
(1 698,682)
0
0
0