采用酉ESPRIT算法处理多基线InSAR层叠效应

被引:3
作者
柳祥乐
宋岳鹏
杨汝良
机构
[1] 中国科学院电子学研究所
关键词
多基线InSAR; 层叠效应; 酉ESPRIT;
D O I
暂无
中图分类号
TN957.52 [数据、图像处理及录取];
学科分类号
080904 ; 0810 ; 081001 ; 081002 ; 081105 ; 0825 ;
摘要
"层叠效应"(Layover)是SAR成像技术的一个难点,本文在多基线InSAR的框架下,将谐波恢复与信号重构的酉ESPRIT算法应用于解决层叠效应问题。文中建立了存在层叠效应的多基线InSAR的数据模型,指出经典算法在估计精度与视数之间的矛盾,阐明了酉ESPRIT算法的基本原理与优点。进行了仿真实验,实验结果表明在视数较少时,酉ESPRIT算法具有很好的性能。
引用
收藏
页码:1731 / 1735
页数:5
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