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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
vq
- 语音矢量量化编码是一项在语音编码中应用广泛的技术,相信对做语音编码的很有用。-Voice coding vector quantization in speech coding is a widely used technology, speech coding do believe that the very useful.
audio
- 本实验旨在了解如何将模拟的声音信号转化为数字信号，重点掌握在数字声音四个重要的技术指标：采样速率、量化比特数、声道数和编码方法。-This experiment aimed at understanding how analog voice signal into a digital signal, with a focus in the hands of digital audio technology to four key indicators: the sampling rate, qu
wave
- 通过编程实现音频信号的实时获取，单声道、16KHz采样率、16bit量化，录音时长为10秒，保存为.wav格式的音频文件。-Implementation through the programming of real-time audio signal acquisition, mono, 16KHz sampling rate, 16bit quantization, recording length of 10 seconds, save it as. Wav format audio fi
musicdsp
- musicdsp source code archive-Analysis Beat Detector Class Coefficients for Daubechies wavelets 1-38 DFT Envelope detector Envelope Detector class (C++) Envelope follower with different attack and release Fast in-place Walsh-Hadamard Tra
exp1_matlab_manual
- Multimedia Communication Systems I Sampling and Quantization
lloyd_max
- The optimal quantization tables for Gaussian, Rayleigh and Laplacian probability density functions.Uniform quantizer is optimal for uniform distribution source, not for other distribution.The procedure is based on a Lloyd-Max iteration.
wav-player
- 1.从文件读取Wav音频文件 2.音频文件的播放、暂停、停止功能 3.从麦克风录音，并能存储成Wav文件 4.对录音进行播放、暂停、停止等功能 5.实现音频采样率与量化位数的转换（如44.1KHz, 16位转换成16KHz，8位）-1. Read Wav audio file from the file 2. The audio file of the play, pause, stop function 3. The recording from a microphon
WAV
- VS2010环境下C++编写，用于读取wav文件，分析文件头，显示通道数目、采样率、比特率、文件长度、量化位数等信息。-VS2010 environment C++ prepare for reading wav files, analyze the file header, showing the number of channels, sample rate, bit rate, file size, number of quantization bits and other informa
uniform_quantization_edit1
- Uniform quantization for video encoding and decoding
db_nc_audio_recon
- uniform quantization of video encoding and decoding
mfcc2delta
- In this work, the Mel frequency Cepstrum Coefficient (MFCC) feature has been used for designing a text dependent speaker identification system. The extracted speech features (MFCC’s) of a speaker are quantized to a number of centroids using v
speaker
- 本系统是基于矢量量化技术的说话人识别系统。可根据语音库以及实时录音识别。实现图形用户界面、语音库音频以及演示视频。-The system is based on vector quantization speaker recognition system. Can be identified by the speech and real-time recording. Realization of the graphical user interface, audio, and voice d
libogg
- 首先对输入音频PCM信号进行时频分析，决定MDCT的长度，即加窗，然后进行MDCT变换；同时对原始音频信号要进行FFT分析。两种变换的频谱系输入给心理声学模型单元，MDCT系数用于噪声掩蔽计算，H可结果用于音调掩蔽特性计算，共同构造总的掩蔽曲线。然后根据MDCT系数及掩蔽曲线，对频谱系数进行线性预测分析用LPC(Linear Prediction Coefficience，线性预测系数)表示频谱包络，即基底曲线(Floor Curve)；或通过线性分段逼近方式获得基底曲线。从MDCT系数中去掉