基于非负矩阵分解的语音信号盲分离算法研究

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1、南昌航空大学硕士学位论文目录3.4单通道混合语音盲分离的实现............................................263.4.1流程框图........................................................263.4.2实现步骤........................................................263.5实验结果和分析..................................

2、......................263.5.1实验一..........................................................263.5.2实验二..........................................................313.6本章小结.............................................................33第4章基于IS-NMF的欠定多通道语音盲分离算法

3、...........................344.1引言.................................................................344.2欠定多通道混合语音信号模型............................................344.3混合矩阵初值的估计....................................................364.3.1基于势函数估计混合矩阵的一般方法....

4、............................364.3.2基于改进的余弦势函数的混合矩阵估计算法..........................364.3.3实验仿真........................................................404.4IS-NMF算法原理及描述.................................................424.4.1源信号模型............................

5、..........................424.4.2基于最大期望算法的优化准则......................................434.5欠定多通道混合语音分离的实现..........................................464.5.1流程框图........................................................464.5.2实现步骤...............................

6、.........................464.6实验结果和分析........................................................474.6.1实验一..........................................................474.6.2实验二..........................................................504.7本章小结................

7、.............................................53第5章总结与展望..........................................................545.1总结.................................................................545.2展望..............................................................

8、...55参考文献....................................................................56发表论文和参加科研情况说明................................................61致谢........................................................................62附录：本