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用Welch法进行功率谱估计
- 考虑L的三个不同值:L=256(3个数据段),L=128(7个数据段)和L=64(15个数据段)。各自的谱估计图如上图所示。可以明显的看到,加窗明显的减小了频谱上的假谱峰,但也更加进一步平滑了谱峰。所以,对于L=64的情况,在ω=0.8π的谱线可以很确定的辨认,但是那两个靠近的谱峰不容易区分。对于L=128的情况,这种情况提供了在分离和检测间最好的均衡。当然,对于在L=256时的情况,效果是更好的,能够从谱估计图上明显的分辨出三条谱线的
TFBSSpack
- 一个使用空间时频分布进行盲信号分离的Matlab程序,可以实现高信噪比下的随机信号分离-the use of space at a frequency distribution for the Blind Signal Separation Matlab procedures can achieve a high SNR of random signal separation
amuse
- 这是利用特征值分解的盲源分离的源函数文件,可以直接调用-This is the eigenvalue decomposition of Blind Source Separation of source function, can be called directly
bss_toolbox
- 这是一个盲源分离的应用程序,其中还包括做实验用的各种数据-This is a blind source separation applications, which also includes an experiment with the various data
infomax2
- matlab盲源分离informax程序-Matlab Blind Source Separation procedures informax
ica_ng
- 自己编的,基于自然梯度的盲源分离算法,如果想对自然梯度有所了解,可以参考Amari的经典文章。网络上一搜就行。-own series, based on the natural gradient algorithm blind source separation, if you want to understand the natural gradient. Amari can refer to the classic article.
muatual_information_ICA
- 互信息盲源分离,这基于这么一个事实,混合信号的互信息最小时,意味着信号独立。可以参考有关书籍。在google里面,搜索mutual information blind source separation.即可搜到文章。-mutual information Blind Source Separation, such a fact-based, mixed-signal information in the most hours of e
convolutive
- 卷积盲源分离,采用matlab编程,带有说明文档。-convolution Blind Source Separation using Matlab programming, with documentation.
ica_C
- 在linux平台下,纯c写的盲信号分离的代码.它采用基于卷积混合的盲信号分离算法,不但可以分离人工合成的混合信号,而且对于真实环境中的卷积混合的语音信号也能够分离.在本程序中,包含了两个测试文件,makefile后便可以直接使用. 另外值得一提的是,压缩包里包含有一些语音处理方面的常用函数.例如fft变换,读取\写入wav文件,以及一些常用的一维向量和二维矩阵变换的函数.这些可以直接应用在其他应用程序里去.-in linux p
flexica
- 这是实际环境中语音信号盲分离的最新程序代码,用于语音信号独立分量分析ICA。解压后运行,输入录制的混合语音信号即可看到结果。-this is the actual environment of the speech signal separation blind to the latest code, Voice Signal for independent component analysis ICA. Unpacked operat
ICAforImage
- Matlab环境下的基于独立分量分析(ICA)算法的图像混合与分离仿真程序.-Matlab environment based on the independent component analysis (ICA) algorithm for image simulation mixed with the separation process sequence.
ICAforsound
- Matlab环境下的基于独立分量分析(ICA)算法的声音混合与分离仿真程序-Matlab environment based on the independent component analysis (ICA) is the voice mixed with the separation of simulation program
sound_sep1
- 独立分量分析(ICA)算法编码,盲源信号分离(声音信号的分离)-Independent component analysis (ICA) algorithm coding, Blind Source Separation (voice signal separation)
bss.doc
- 盲信号分离应用的图像盲分离的资料,给出了事例以及部分源码-Blind Signal Separation Application Blind Image Separation of information, and gives examples of some of the FOSS
ica_matlab
- 用于盲信号分离的独立分量分析ICA算法,运行于Matlab-for Blind Signal Separation of independent component analysis ICA algorithm running in Matlab
ToolboxBSS
- 盲分离算法,处理声音信号的分离,利用算法分离出语音信号,供语音识别使用-blind separation algorithm, the signal processing sound separation, the use of algorithms to isolate voice signal, for the use of speech recognition
finger_segment
- 指纹分割算法,能够很好的实现指纹图像前景和背景的分离,通过对FVC指纹数据库的测试,效果很好,有GUI接口,可以很方便的测试。以前没有人发过,绝对超值-fingerprint segmentation algorithm can achieve good prospects for fingerprinting and background images, the separation, Through the FVC fingerpr
image_separation
- 该程序可实现多个图像的线性分离,假设在无噪声情况下,运用多种方法实现分离。-the procedure can be more than a linear image separation, assuming no noise, using various methods to achieve separation.
EMD_IEEE_PLANS_06
- 在IEEE上下载到的,EMD和盲源分离的经典文章,对EMD的使用,和应用也是大有裨益-in IEEE downloaded to the EMD and Blind Source Separation of the classic article on the use of EMD. and applications are also of great benefit
separation
- 采用子带GMM建模和贝叶斯理论来实现单信道混合语音的分离。主要分训练和分离两个阶段-Using sub-band GMM modeling and Bayesian theory to achieve the single-channel mixed audio separation. Mainly consists of two stages: training and separation