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hhh
- ：由于许多传统的去噪方法在强背景噪声情况下提取声音信号的能力变弱甚至失效， 提出 应用独立成分分析( I C A) 方法对声音信号进行特征提取， 并证明了这种 I C A 变换能增强语音和音 乐信号的超高斯性． 在此基础上， 应用 I C A基函数作为滤波器， 通过阈值化的去噪方法对含有强高 斯背景噪声的声音信号进行去噪仿真实验． 结果表明， 本方法明显优于传统的均值滤波和小波去噪 方法， 为强背景噪声下弱信号的检测提供 了新的途径．-: As many of the t
pic393
- 频域法加入数字水印的原理是首先将原始信号（语音一维信号、图像二维信号）变换到频域，常用的变换一般有DWT、DCT、DFT、WP和分形。然后，对加入了水印信息的信号进行频域反变换（IDWT、IDCT、DFT、WP），得到含有水印信息的信号。-Frequency-domain digital watermarking method by adding the principle is that first of all, the original signal (voice signal of on
0987542
- 一个声纹识别的全代码,包括语音信号的预处理,建模,和识别-Voiceprint identification of a full code, including the speech signal pre-processing, modeling, and identification
matlab-Digital-filter-design
- 基于Matlab的数字滤波器设计及其对语音信号的应用-Matlab-based digital filter design and application of the speech signal
22
- 关于MATLAB中的语音信号检测程序，基于短时能量和过零率的-The voice on the MATLAB signal detection procedures, based on short-term energy and zero-crossing rate
ica-and-pca
- 基于matlab环境下的一个独立分量分析的小程序，包括对三个语音信号混合后的ica分析-Analysis program based on an independent component in the Matlab environment, including analysis of three speech signals mixed after ica
plosa
- 语音信号的plosa模型，matlab源代码-The voice signal plosa model, matlab source code
wavelet-denoise-matlab-code
- matlab小波去噪程序，包含语音信号，和一维吸信号-wavelet denoise matlab code，including wav signal and one d signal。
HMM
- matlab的HMM训练程序，可用于语音信号的训练与处理。-matlab HMM training program, can be used for the training of the voice signal processing.
LVBOQI-SHEJI1
- 录制一段自己的语音信号，并对录制的信号进行采样；画出采样后语音信号的时域波形和频谱图；通过matlab界面进行编程设计，界面方便人们操作- Their record a voice signal, and recording the signal is sampled draw sample after the time-domain waveform and frequency spectrum of the speech signal designed by matlab progr
pc-shengka1
- 一个基于PC声卡和matlab的实时语音信号采集分析系统，带有界面图形，功能较完善，这是读研究生的时候，导师安排的项目编写的-A PC-based real-time sound and matlab voice signal acquisition and analysis system with a graphical interface, function better, which is in graduate school, I arranged for the preparation
BP
- 四类语音信号的BP神经网络识别： 四个特征信号矩阵合成一个矩阵， 根据BP网络输出找出语音数据属于哪类， 并求出判断正确率-BP neural network to identify four categories of speech signals MATLAB
chapter11_1
- 谱减法语音增强的matlab程序，读入语音信号并产生随机白噪声。-Matlab spectral subtraction speech enhancement program that reads the speech signal and generates a random white noise.
blind-source-separation
- 在MATLAB环境中，得到语音信号的散点图，STFT变换和小波包变换。-In the MATLAB environment to obtain a scatter plot of the speech signal, STFT transform and wavelet packet transform.
ffttest
- 采用MATLAB编写fft算法，读取wav文件，显示语音信号波形频谱，并且与matlab自带的FFT算法比较，波形相同证明编写的算法正确。包括GUI设计的人机交互界面-FFT algorithm using MATLAB to read wav file, display the waveform of the speech signal spectrum, and the matlab algorithm with the FFT comparison, the same waveform t
penew
- 用matlab对语音信号进行mfcc参数提取-MFCC parameter extraction of speech signal using MATLAB
1236925
- 基于DTW算法的孤立字识别系统,用Matlab编程实现语音信号的端点检测-Isolated word recognition system based on DTW algorithm and Matlab programming to realize voice signal endpoint detection