QIU Tianshuang   

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Paper Publications

脉冲噪声下基于稀疏表示的韧性DOA估计方法

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Indexed by:Journal Article

Date of Publication:2018-07-15

Journal:电子学报

Included Journals:PKU

Volume:46

Issue:7

Page Number:1537-1544

ISSN:0372-2112

Key Words:波达方向估计;脉冲噪声;稀疏表示;相关熵

Abstract:受相关熵启发,本文提出了一种脉冲噪声下基于稀疏表示的韧性DOA估计新方法.为实现多测量向量下联合稀疏信号的重建,本文提出了一种基于归一化迭代硬阈值的优化算法,讨论了最优步长的选择问题,证明了优化算法的收敛性.仿真结果表明:本文算法能够实现脉冲噪声下多信源的DOA估计,具有比已有算法更高的可分辨概率和估计精度.

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