▍1. matlab
在提供音频的情况下,利用双音多频确定拨号音。(In the provision of audio cases, the use of dual-tone multi-frequency determine the dial tone.)
在提供音频的情况下,利用双音多频确定拨号音。(In the provision of audio cases, the use of dual-tone multi-frequency determine the dial tone.)
Edinburgh Speech Tools for speech synthesis
这里面的代码是2DPCA的。这篇文章发表在PAMI上,Two-Dimensional PCA: A New Approach to Appearance-Based Face Representation and Recognition.google搜索已经引用681次。这里的代码是原作者的。这个分类不太好,语音识别是最近的,这是模式识别里的经典算法。(matlab code of 2DPCA)
一个可执行的HMM语音识别程序例程,实现了对10个数字音的识别程序,包含了HMM语音识别中的分段,MFCC特征提取,Baum-Welch训练,及Viterbi等算法,通过此例程可以很好的理解HMM的算法原理(An executable HMM-based 10 digits speech recogntion program example. this code zip file includes segmentation, MFCC feature extraction, Baum-Welch based re-estimation and Viterbi algorithm involved in HMM. it helps much better understand the HMM algorithm and its application for speech recogntion. )
采样小波包分解语音信号,分解为3层,并求出分解系数(Speech signal using wavelet packet decomposition,decomposing 6 level,and attain decomposition coefficient)
本代码是基于matlab实现的melp算法,编码速率为2.4kb/s(This code is based on the matlab implementation melp algorithms, coding rate of 2.4kb/s)
声音特征提取程序,分帧后,对于每一帧提取MFCC等特征(voice feature extraction)
产生双音多频信号。输入任何参数就可得到所要的结果。(Generate DTMF signal. Input any parameters, you will get what you need.)
HTK 应用,训练数据,HCOPY,辨识语音,HMM,(HTK applications, training data, HCOPY, voice recognition, HMM,)
从一段音频中识别说话人的性别。开发环境vs2005(To identify the audio from a speaker' s gender. Development Environment vs2005)
语音自动识别技术,采用C++编程,可以给做语音识别的提供参考(Automatic speech recognition technology, using C++ programming, you can do to provide a reference for Speech Recognition)
matlab代码,语音的压缩和编码,主要利用了心理声学模型,得到低比特编码 和高质量语音(matlab code, voice compression and coding, psychoacoustic model used by low-bit encoding and high-quality voice)
采用矢量量化对语音信号量化,并与标量量化对比分析,绘制了语音信号的概率密度曲线(The use of vector quantization for speech signal quantization and scalar quantization and comparative analysis, rendering the speech signal probability density curve)
利用matlab软件提取共振峰参数利用matlab软件提取共振峰参数(Formant extraction can be used for voice recognition technology)
Active Feedforward Narrowband Noise Cancellation using Matlab and Simulink
1.进行含噪语音信号的时频分析 2.设计合适滤波器进行去噪 3.进行去噪后信号的时频分析4.设计一个混响器(用四个梳状滤波器和两个全通滤波器(下图所示))来产生回声(通过一个均衡器(Reverberation)