基于阴影的资源三号卫星数据城市建筑物高度估算

石义方, 汪小钦, 孙振海, 陈芸芝, 付乾坤

Urban Building Heights Estimation from the Shadow Information on ZY-3 Images

SHI Yifang,WANG Xiaoqin,SUN Zhenhai,CHEN Yunzhi,FU Qiankun

图2 太阳高度角和建筑物阴影的关系

Fig. 2 The relationship between solar altitude and the shadow of building