Daiyin Zhu
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基于特征匹配的空间目标ISAR图像横向定标
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Affiliation of Author(s):电子信息工程学院

Journal:电子设计工程

Key Words:逆合成孔径雷达;横向定标;转角估计;特征匹配;

Abstract:逆合成孔径雷达(Inverse Synthetic Aperture Radar,ISAR)图像横向定标是获取目标外形和尺寸信息的关键,重点是目标转角的估计。提出了一种基于特征匹配的ISAR图像横向定标方法,将回波数据等长且相邻的ISAR卫星图像用Harris和SIFT算法提取特征点,然后利用随机采样一致性进行特征点配准,最后建立坐标位置差代价函数估计目标转角,完成ISAR图像横向定标。采用卫星仿真数据对算法进行了验证,实验结果表明该算法能够准确估计横向定标因子,定标精度高。

Translation or Not:no

Date of Publication:2017-09-20

Co-author:左潇丽,李俊强

Correspondence Author:Daiyin Zhu

Personal information

Professor

Alma Mater:南京航空航天大学

Education Level:南京航空航天大学

Degree:Doctoral Degree in Engineering

School/Department:College of Electronic and Information Engineering

Discipline:Communications and Information Systems. Communications and Information Systems. Signal and Information Processing

Business Address:电子信息工程学院318办公室

Contact Information:zhudy@nuaa.edu.cn, 025-84892410(Tel), 2843602904(qq)

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