[1]刘佳,杨士莪,朴胜春.基于EEMD的地声信号单通道盲源分离算法[J].哈尔滨工程大学学报,2011,(02):194-199.[doi:doi:10.3969/j.issn.1006-7043.2011.02.011]
 LIU Jia,YANG Shie,PIAO Shengchun.The single channel seismicacoustic signal blindsource separation method based on EEMD[J].Journal of Harbin Engineering University,2011,(02):194-199.[doi:doi:10.3969/j.issn.1006-7043.2011.02.011]
点击复制

基于EEMD的地声信号单通道盲源分离算法(/HTML)
分享到:

《哈尔滨工程大学学报》[ISSN:1006-6977/CN:61-1281/TN]

卷:
期数:
2011年02期
页码:
194-199
栏目:
出版日期:
2011-02-25

文章信息/Info

Title:
The single channel seismicacoustic signal blindsource separation method based on EEMD
文章编号:
1006-7043(2011)02-0194-06
作者:
刘佳 杨士莪 朴胜春
哈尔滨工程大学水声技术国家级重点实验室,黑龙江哈尔滨150001
Author(s):
LIU Jia YANG Shie PIAO Shengchun
National Laboratory of Underwater Acoustic Technology, Harbin Engineering University, Harbin 150001,China
关键词:
盲源分离单通道总体经验模态分解地声信号处理
分类号:
TN911.7
DOI:
doi:10.3969/j.issn.1006-7043.2011.02.011
文献标志码:
A
摘要:
针对只有一个观测通道时,基于矩阵运算的盲源分离算法将会失效的问题,提出一种适用于单观测通道的地声信号盲源分离方法.首先采用总体经验模态分解方法将观测信号分解为固有模态矩阵,使单通道的欠定问题转化为多通道的正定问题,再利用已有的盲源分离算法进行分离.仿真实验说明该方法可以抑制宽频及瞬态干扰,有效地提取源信号,而且对频带有交叠的信号也有一定的分离效果.实验数据处理显示该方法可以在地声环境噪声干扰下,有效地提高目标信号的信噪比,增加检测性能,证明了该方法在地声信号处理中的有效性.

参考文献/References:

[1]单志超,林春生,向前.基于二阶非平稳统计量的船舶噪声信号的盲分离[J].信号处理,2009,25(6):973-976. SHAN Zhichao, LIN Chunsheng, XIANG Qian.The separation of ship noise signal based on second order nonstationary statistic[J]. Signal Processing,2009,25(6):973-976. 
[2]倪晋平,马远良,孙超.用独立成份分析算法实现水声信号盲分离[J].声学学报,2002, 27(4):321-326. NI Jinping, MA Yuanliang, SUN Chao. Blind separation of underwater acoustic signals via independent component analysis algorithms[J].Acta Acustica, 2002,27(4):321-326.
[3]姜卫东,陆佶人,张宏滔.基于单个频点的水声信号盲源分离[J].电子与信息学报,2005,27(4):532-535. JIANG Weidong, LU Jiren, ZHANG Hongtao. Blind source separation of underwater signals using single frequency bin[J].Journal of Electronics & Information Technology,2005,27(4):532-535.
[4]张安清,邱天爽,章新华.扩展联合对角化法的水声信号盲分离技术[J].系统工程与电子技术,2003;25(9):1058-1060,1083. ZHANG Anqing, QIU Tianshuang, ZHANG Xinhua. Blind separation technique for multipath underwater acoustic signals based on extended joint diagonalization method[J].Systems Engineering and Electronics,2003,25(9):1058-1060,1083.
[5]JANG G J,LEE T W.Singlechannel signal separation using timedomain basis functions[J]. IEEE Signal Processing Letters,2003,10(6):168-171.
[6]DAVIES M E,JAMES C J.Source separation using single channel ICA[J].Signal Processing,2007,87(8):1819-1832. 
[7]WARNER E S, PROUDLER I K.Singlechannel blind signal separation of filtered MPSK signals[J]. IEEE Processings: Radar,Sonar and Navigation,2003,150(6):396-402.
[8]MOLLA M d. K I, HIROSE K. Singlemixture audio source separation by subspace decomposition of Hilbert spectrum[J]. IEEE Transactions on Audio, Speech, and Language Processing, 2007,15(3): 893-900.
[9]MIJOVI′C B, TAELMAN J, GLIGORIJEVI′C I N, et al. Combining empirical mode decomposition with independent component analysis for singlechannel signal analysis [J]. IEEE Transactions on Biomedical Engineering,2010,57(9):2188-2196.
[10]WU Z H , HUANG N E. Ensemble empirical mode decomposition: a noiseassisted data analysis method [J]. Advances in Adaptive Data Analysis, Theory and Applications,2009, 1(1):1-41.
[11]CARDOSO J F. Blind beam forming for nonGaussian signals [J]. IEEE Proceedings, Part F: Radar and Signal Processing, 1993,140(6):362-370.

相似文献/References:

[1]赵立权,杨莘元,张朝柱,等.复值信号盲分离算法的研究[J].哈尔滨工程大学学报,2008,(12):1335.
 ZHAO Li-quan,YANG Shen-yuan,ZHANG Chao-zhu,et al.A blind separation algorithm for complex-value signal sources[J].Journal of Harbin Engineering University,2008,(02):1335.
[2]董建超,杨铁军,李新辉,等.简谐成分的盲源分离适用性研究[J].哈尔滨工程大学学报,2014,(04):413.[doi:10.3969/j.issn.10067043.201306082]
 DONG Jianchao,YANG Tiejun,LI Xinhui,et al.Research on the applicability of the blind source separation of harmonic components[J].Journal of Harbin Engineering University,2014,(02):413.[doi:10.3969/j.issn.10067043.201306082]
[3]李秀坤,夏峙,王向红,等.混响背景下水底目标回波盲分离[J].哈尔滨工程大学学报,2015,(01):62.[doi:10.3969/j.issn.1006-7043.201310034]
 LI Xiukun,XIA Zhi,WANG Xianghong,et al.Blind separation of underwater target echoes in reverberation background[J].Journal of Harbin Engineering University,2015,(02):62.[doi:10.3969/j.issn.1006-7043.201310034]
[4]孙世钧,李秀坤,孟祥夏.水下目标回波几何结构的时频域盲源分离[J].哈尔滨工程大学学报,2015,(08):1030.[doi:10.3969/j.issn.1006-7043.201402037]
 SUN Shijun,LI Xiukun,MENG Xiangxia.Time-frequency domain blind source separation of geometrical structure of underwater target echo[J].Journal of Harbin Engineering University,2015,(02):1030.[doi:10.3969/j.issn.1006-7043.201402037]

备注/Memo

备注/Memo:
国防基础研究资助项目(A2420060088)
更新日期/Last Update: 2011-04-01