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反卷积波束锐化改进算法

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反卷积波束形成方法近年来在波束形成系统中得到了应用,Richardson-Lucy算法在有效计算反卷积问题时还存在随着迭代次数增加噪声随之放大的问题,论文通过将Richardson-Lucy算法与全变分正则化相结合,提出了全变分正则化R-L方法,新方法求解了带全变分正则项的Richardson-Lucy模型,并使用仿真数据和试验进行了测试,取得了良好的锐化效果,并提升了噪声抑制能力.
Improved Deconvolution Beamforming Sharpening Algorithm
The deconvolution beamforming method has been applied in beamforming systems in recent years.However,the Richardson Lucy algorithm still faces the problem of noise amplification as the number of iterations increases when effectively calculating deconvolution problems.This article proposes a total variation regularization R-L method by combining Richardson Lucy algorithm with total variation regularization.The new method solves the Richardson Lucy model with total variation regularization term and tests it using simulation data and experiments,achieving good sharpening effect and improving noise suppression ability.

conventional beamformingdeconvolutionRichardson-Lucytotal variation regularization

胡运华、幸高翔

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海军工程大学 武汉 430000

常规波束形成 反卷积 Richardson-Lucy 全变分正则化

2024

舰船电子工程
中国船舶重工集团公司第709研究所 中国造船工程学会 电子技术学术委员会

舰船电子工程

CSTPCD
影响因子:0.243
ISSN:1627-9730
年,卷(期):2024.44(10)