High-resolution ISAR imaging with sparse subband based on waveform fusion dictionary

Juntao Ma, Meiguo Gao, Mingfei Xia, Wenhua Hu, Zizhi Gao

科研成果: 书/报告/会议事项章节会议稿件同行评审

2 引用 (Scopus)

摘要

In this paper, a new high-resolution ISAR Imaging method by using sparse subband measurements is developed. It requires no resampling the irregularly measurements onto a uniform frequency grid. Firstly, a one-dimensional waveform dictionary for LFM signal after dechirping is constructed, and the principle of dictionary fusion is illustrated. Then, the two-dimensional waveform fusion dictionary is proposed. Secondly, the fusion imaging method based on Bayesian framework is analyzed, and a hierarchical form of the Laplace prior is used to sparse modeling of the high-resolution ISAR image. Finally, we provide experimental results with one-dimensional and two-dimensional fusion imaging, which illustrated the effectiveness and the superiority of the proposed fusion method over the existing algorithms.

源语言英语
主期刊名Proceedings of 2017 IEEE 7th International Conference on Electronics Information and Emergency Communication, ICEIEC 2017
编辑Li Wenzheng, Seng-Pan U, Zhu Hongdan, Ni Shaowen
出版商Institute of Electrical and Electronics Engineers Inc.
385-390
页数6
ISBN(电子版)9781509030248
DOI
出版状态已出版 - 19 10月 2017
活动7th IEEE International Conference on Electronics Information and Emergency Communication, ICEIEC 2017 - Macau, 中国
期限: 21 7月 201723 7月 2017

出版系列

姓名Proceedings of 2017 IEEE 7th International Conference on Electronics Information and Emergency Communication, ICEIEC 2017

会议

会议7th IEEE International Conference on Electronics Information and Emergency Communication, ICEIEC 2017
国家/地区中国
Macau
时期21/07/1723/07/17

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