QIU Tianshuang   

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Language:English

Paper Publications

Title of Paper:扩展联合对角化法的水声信号盲分离技术

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Date of Publication:2003-09-20

Journal:系统工程与电子技术

Included Journals:PKU、ISTIC、CSCD

Volume:25

Issue:9

Page Number:1058-1060,1083

ISSN No.:1001-506X

Key Words:高阶累积量;盲分离;舰船噪声;水声信号

Abstract:分析了舰船噪声阵列声纳观测信号的多途卷积混叠特性和盲源信号分离问题及扩展信号瞬态混合形式下的四阶累积量联合对角化方法.研究了适合多源多途水声信号盲分离技术及波形恢复、修改后的算法对抑制环境噪声的有效性.用仿真信号和水池实验实录信号对修改后的盲分离算法进行了检验,取得了满意的效果.

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