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Research_0n_Speech_Cepstral_Features
- 该文在研究基于线性预测倒谱和非线性MEL刻度倒谱特征的基础上,研究了LPCC和MFCC参数提取的算法原理及提取算法,提出了一级、二级差分倒谱特征参数的提取算法。识别实验验证了MFCC参数的鲁棒性优于LPCC参数。-In this paper, research is based on linear prediction and nonlinear MEL Cepstrum Cepstrum scale, based on studies of LPCC and MFCC parameter ex
melbankm
- 这个函数也要被melcepst函数调用,用来进行计算Mel倒谱系数。这个函数的作用是构造mel滤波器组。-This function must be melcepst function call is used to calculate Mel cepstral coefficients. The role of this function is to construct a mel filter bank.
autocorr
- 使用自相关和倒谱法提取wav文件基频的程序-The use of autocorrelation and cepstrum extraction procedure for baseband wav files
AuditoryToolbox
- 提取语音信号线性预测系数,梅尔倒谱系数等。- run test_auditory.m to test
10
- 音频水印在复倒谱域嵌入水印,采用统计均值调制方法嵌入-Audio watermarking in the complex cepstrum domain embedded watermark embedding using statistical average modulation method
MATLABDAOPU
- 详细的倒谱MATLAB程序,效果很好,很有应用价值-Voice recongnition.
matlab_mfcc
- 音频mfcc 参数计算 用于计算语音信号的Mel倒谱系数-Audio mfcc parameter calculation used to calculate the speech signal Mel cepstral
daopufenxi
- 对语音信号进行倒谱分析,观看其频谱的幅度信息-Cepstrum of the speech signal analysis, see the spectrum of amplitude information
pitch
- 采用倒谱分析进行基因检测,程序内有详细的标注。-Cepstrum analysis using genetic testing, procedures detailed within the mark.
cep1
- Matlab倒谱法测语音信号的基音周期。vista下测试成功-Matlab cepstrum method to measure the pitch period of speech signal. successfully tested under vista
F0F1F2F3
- 本算法是通过共振峰的方法,利用信号的倒谱特性对语音信号进行处理。-This algorithm is the method by the resonance peak, the signal characteristics of the cepstrum of the speech signal processing.
MelCepstrumCoefficients
- 求梅尔倒谱系数的matlab程序,主程序是melcepst。-Mel Cepstrum Coefficients seeking matlab program, the main program is melcepst.
voice_prcossing
- 语音增强,倒谱,端点检测,共振峰检测,去噪-Speech enhancement, cepstrum, endpoint detection, formant detection, denoising
yuyinpinpufenxi
- 本语音频谱分析程序对三个重要的谱(即短时谱、倒谱和LPC谱)分别做了仿真分析,这样为以后进一步研究语音打下了基础。-The voice spectrum analysis program three important spectrum (ie short-term spectrum, cepstrum and LPC spectrum) is simulated separately, so that voice for the future foundation for further st
meierdaopufadematlabshixian
- 对录音信号集 中的某一语音,利用BATLAB设计一美尔例谱算法,并实现。 取信号集 中的一个语音信号:“xxxxxx”,将它作为输入的语音信号来为设计一个美尔倒谱算法,在该算法中,主要设计了以下环节: 1.读入一个语音信号;2.对这个信号归一化;3.对归一化的信号进行加窗处理(这里的矩形窗长度必须为257,重帧长64);4.进行预加重处理,即通过一个高通滤波器: ;5进行512点的FFT;6.分别取模平方得到功率谱;7.在设计的mel滤波器组中,我采用了25个带通滤波器;8.将得到的功率
Speechrecognitiontechnology
- 比较详尽的介绍了语音识别系统的实现过程,以及相关技术。 端点检测:基于短时能量和短时平均过零率的端点检测和基于倒谱特征的端点检测 特征参数提取:LPCC和MFCC 参数模板存储:HMM和N_Gram 识别阶段:DWT 各阶段的相关技术都给了详细的介绍,绝对是好东西!-More detailed introduction to the speech recognition system implementation process and related technologie
speech
- 这是一段语音识别的c++源程序,包括预处理,端点检测,线性倒谱系数,dtw算法模式匹配。-This is a speech recognition c++ source, including preprocessing, detection, linear cepstrum, dtw algorithm for pattern matching.
YUYIN
- 语音采集c++程序,包括端点检测,线性预测倒谱系数,dtw模式匹配等函数,-this is a program about speech recogenition
abc
- 语音处理技术中用倒谱分析来求基音周期,为后续处理打下基础-Cepstral voice processing technology used to find pitch period analysis, laying a foundation for the subsequent treatment