搜索资源列表
Residual_Excited_Linear_Prediction_with_MATLAB.ra
- Simulation of Residual Excited Linear Prediction (RELP) coding for speech: This simulation give your voice or available clear wav file.This encoder have linear predictor that decreases signal s dynamic (lower quantization level). This technique als
mpsound
- 录制一段个人自己的语音信号。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；对语音信号进行加噪和去噪处理，画出滤波后信号的时域波形和频谱，并对滤波前后的信号进行对比，分析信号的变化；回放语音信号；实现快录慢放、慢录快放等功能。-Record a person' s own voice signal. Of the recorded signal sampling draw sample after the speech signal time-domain waveform
speech-enhancement
- 本资料涵盖了几乎所有的语音增强方面的方法，主要有谱减法，听觉掩蔽，最小均方误差，维纳滤波以及一些非主流的方法，这些对于研究语音增强的人来说是很有帮助的-The data cover almost all aspects of speech enhancement methods, the main spectral subtraction, auditory masking, minimum mean square error, Wiener filtering as well as some
kalman
- 该程序是卡曼滤波法在语音处理上的应用,能有效的去除噪声,达到语音增强的目的!-The program is Kaman filtering method in the voice processing application, can effectively remove the noise, to achieve the purpose of speech enhancement!
Wiener
- 这是一个wiener滤波程序，对语音信号滤波。里面有详细的word文档说明-This is a wiener filtering process to filter the speech signal. There are detailed notes word document
DTWspeech
- 本 文 首先 介绍了语音识别的研究和发展状况，然后循着语音识别系统的 处理过程，介绍了语音识别的各个步骤，并对每个步骤可用的几种方法在实 验基础上进行了分析对比。研究了语音信号的预处理和特征参数提取，包括 语音信号的数字化、分帧加窗、预加重滤波、端点检测及时域特征向量和变 换域特征向量.其中端点检测采用双门限法.通过实验比对特征参数的选取， 采用12阶线性预测倒谱系数作为识别参数。详细分析了特定人孤立词识别算 法，选定动态时间弯折为识别算法，并重点介绍其设计实现。 在
voice
- 本程序为一个用matlab实现的语音滤波程序，能计算并显示语音信号的幅频特性，巴特沃斯低通滤波器幅度和相位响应，引入噪声后的幅频特性，以及滤波后的DFT幅频特性。本程序附有语音文件以供试验。-This program is an implementation using matlab voice filtering procedures, can calculate and display the speech signal amplitude-frequency characteristics
BF_wiener_g
- 麦克风阵语音增强中波束形成后维纳滤波的MATLAB代码-Microphone Array Speech Enhancement Beamforming MATLAB code after the Wiener filtering
TIMEFACEDETECTIONANDLIPFEATUREEXTRACTIONUSINGFPGA
- Abstract—This paper proposes a new technique for face detection and lip feature extraction. A real-time field-programmable gate array (FPGA) implementation of the two proposed techniques is also presented. Face detection is based on a naive Bay
colea
- COLEA is a Matlab Speech Processing Toolkit with a graphical user interface. This program can be used to edit speech waveforms (cut, copy or paste selected speech segments) and compute spectrogramss. It includes several speech related tools incl
soundchange
- 对原始语音进行上采样和下采样，分析对比他们的时域图和频谱图。最后对比原始语音、75HZ激励、150HZ激励以及噪声激励下的效果-SOME SIMPLE MANIPULATIONS OF SOUND USING DIGITAL SIGNAL PROCESSING The original sound and its spectrogram Downsampling the waveform downsampling Upsampling the waveform Li
Improved-Realization-of-Speech-Enhancement-Algori
- Improved Realization of Speech Enhancement Algorithm Based on Wiener Filtering
glottal-speech-enhancement
- 基于声门波码本受限的迭代维纳滤波语音增强,学位论文-glottal codebook constrained iterative wiener filtering speech enhancement
filterbank_for_speech_signal
- A speech signal filterbank, using melscale frequency and framebanking.- 1. For speech signal can be represented as a discrete sequence of frames (or feature vectors) that can be used as the input to a speech recogniser. Important ideas and technique
VariableNoisySpeechEnhancementAlgorithmPerformance
- 语音增强是影响语音识别系统性能的重要成分。为了比较语音增强算法的性能，采用Matlab软件进行了数值仿真，对不同噪声环境下的语音用3种不同的方法进行降噪，采用信噪比、端点检测等方法来降噪效果，并对几种增强算法的性能进行了比较分析。结果表明，在变噪声环境下短时谱MMSE法最佳，谱减法和维纳滤波法各有优点。-Speech enhancement of voice recognition is an important component of system performance. In order
BasedonMATLABspeechsignalspectrumanalysisandfilter
- 录制一段个人自己的语音信号，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；给定滤波器的性能指标，采用窗函数法和双线性变换设计滤波器，并画出滤波器的频率响应；然后用自己设计的滤波器对采集的信号进行滤波，画出滤波后信号的时域波形和频谱，并对滤波前后的信号进行对比，分析信号的变化；回放语音信号-The individual' s own record a voice signal, and the recorded signal is sampled draw sampled
speech enhance GUI
- 使用维纳滤波、谱减法和自适应滤波法在matlab环境下实现语音降噪处理的源代码，并实现了GUI用户图形界面设置，参数可调。-Using Wiener filtering, spectral subtraction and adaptive filtering in matlab environment voice noise reduction processing source code, and implement a GUI graphical user interface setting
Wiener-filtering-a-noisy-speech-signal-code
- noise reduction iusing multirate wiener filtering and by sample rate conversion
Matlab-speech-process
- 对语音信号的频谱分析，滤波，GUI界面设置，更加方便的进行语音的频谱分析与滤波处理。-The spectrum of the speech signal analysis, filtering, GUI interface settings, be more convenient for the voice spectrum analysis and filtering process.
audio and speech processing algorith
- an algorithm for speech and audio processing, filtering