A novel weak target detection strategy for moving active sonar

Mingyang Wei, Bo Shi*, Chengpeng Hao, Shefeng Yan

*此作品的通讯作者

科研成果: 书/报告/会议事项章节会议稿件同行评审

10 引用 (Scopus)

摘要

In this paper we present an algorithm combined underwater space-time adaptive processing (STAP) model with dynamic programming based track-before-detect (DP-TBD) strategy to solve weak target detection problem for the moving active sonar. As a preliminary step the STAP model for underwater environment is introduced to coherently suppress the reverberation data caused by platform motion and to improve the signal-to-reverberation ratio (SRR). Then, resorting to GLRT and ad hoc procedures, we derive adaptive constant false-alarm rate (CFAR) detectors for the homogeneous underwater environment. Finally, we use the DP-TBD strategy to detect the presence of target by taking the test statistics as the scoring function of strategy. Simulation results have demonstrated that the proposed STAP-DP-TBD method has a better detection performance compared to the traditional reverberation - suppressing method.

源语言英语
主期刊名2018 OCEANS - MTS/IEEE Kobe Techno-Oceans, OCEANS - Kobe 2018
出版商Institute of Electrical and Electronics Engineers Inc.
ISBN(电子版)9781538616543
DOI
出版状态已出版 - 4 12月 2018
已对外发布
活动2018 OCEANS - MTS/IEEE Kobe Techno-Oceans, OCEANS - Kobe 2018 - Kobe, 日本
期限: 28 5月 201831 5月 2018

出版系列

姓名2018 OCEANS - MTS/IEEE Kobe Techno-Oceans, OCEANS - Kobe 2018

会议

会议2018 OCEANS - MTS/IEEE Kobe Techno-Oceans, OCEANS - Kobe 2018
国家/地区日本
Kobe
时期28/05/1831/05/18

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