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电子学报  2012 

旋转变换和欠定盲分离的DUET算法

DOI: 10.3969/j.issn.0372-2112.2012.06.009, PP. 1121-1125

Keywords: 欠定盲分离,稀疏成分分析,不重叠,时频掩码,l0范数

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Abstract:

DUET是采用时频掩码求解欠定问题的著名算法.本文讨论旋转变换对DUET算法的影响,提出了一个改进的DUET算法.该算法利用混叠矩阵的任意两列作为旋转矩阵,先旋转接收信号和混叠矩阵,后执行DUET算法.因为DUET算法在不同的旋转变换下有不同的结果,所以需要将这些结果相加,以弥补DUET算法的失真.最后,几个语音信号的实验结果显示算法的性能和实用.

References

[1]  Lee T W,Lewicki M S,et al.Blind source separation of more sources than mixtures using overcomplete representations[J].IEEE Signal Processing Letter,1999,6(4):87-90.
[2]  Yilmaz O,Rickard S.Blind separation of speech mixtures via time-frequency masking[J].IEEE Tran on Signal Processing,2004,52(7):1830-1847.
[3]  Abrard F,Deville Y A.Time-frequency blind signal separation method applicable to underdetermined mixtures of dependent sources[J].Signal Processing,2005,85(7):1389-1403.
[4]  Vincent E,Araki S,Bofill P.The 2008 signal separation evaluation campaign:A community-based approach to large-scale evaluation .Proc ICA2009 .Paraty,Brazil:Springer-Verlag,2009.734-741.
[5]  Shoko A,Alexey O,Vikrham G.The 2010 signal separation evaluation campaign (SiSEC2010):Audio source separation .Proc LVA/ICA 2010 .Saint Malo,France:Springer-Verlag,2010.114-122.
[6]  Zibulevsky M,Pearlmutter B A.Blind source separation by sparse decomposition in a signal dictionary[J].Neural Computation,2001,13(4):863-882.
[7]  Bofill P,Zibulevsky M.Underdetermined blind source separation using sparse representations[J].Signal Processing,2001,81(11):2353-2362.
[8]  谢胜利,孙功宪,肖明,等.欠定和非完全稀疏性的盲信号提取[J].电子学报,2010,38(5):1028-1031. Xie S,Sun G,Xiao M,et al.Underdetermined and incompletely sparse blind signal extraction[J].Acta Electronica Sinica,2010,38(5):1028-1031.(in Chinese)
[9]  Xiao M,XIE S,FU Y.Searching-and-averaging method of underdetermined blind speech signal separation in time domain [J].Sci China Ser F-Inf,2007,50(5):771-782.
[10]  肖明,谢胜利,傅予力.基于频域单源区间的具有延迟的欠定盲分离[J].电子学报,2007,35(12):37-41. Xiao M,XIE S,FU Y.Underdetermined blind delayed source separation based on single Source intervals in frequency domain[J].Acta Electronica Sinica,2007,35(12):37-41.(in Chinese)
[11]  Vincent E.Complex nonconvex lp norm minimization for underdetermined source separation .Proc ICA2007 .London,UK:Springer-Verlag,2007.430-437.
[12]  Li Y,Amari S,Cichocki A,et al.Underdetermined blind source separation based on sparse representation[J].IEEE Transactions on Signal Processing,2006,54(2):423-437.
[13]  Emiya V,Vincent E,Harlander N,et al.Subjective and objective quality assessment of audio source separation[J].IEEE Trans on Audio,Speech and Language Processing,2011,19(7):2046-2057.

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