基于数字建筑物模型的线阵推扫影像真正射纠正

被引:9
作者
刘军
王冬红
王慧
张强
机构
[1] 信息工程大学测绘学院
基金
中国博士后科学基金;
关键词
数字建筑物模型; 真正射纠正; 重复映射; 遮挡检测; Z-Buffer算法;
D O I
暂无
中图分类号
TP75 [遥感图像的解译、识别与处理];
学科分类号
081002 ;
摘要
分析了利用数字表面模型直接代替数字高程模型进行正射纠正难以达到真正射效果的原因,阐述了遥感影像真正射纠正的基本流程,针对其中的建筑物遮挡区自动检测这一关键问题,以Z-Buffer算法为基础提出一种解决方案,并利用ADS40影像验证了算法的正确性。
引用
收藏
页码:88 / 92
页数:5
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