-
49040380LPC
说明: 线性预测编码(LPC)是主要用于音频信号处理与语音处理中根据线性预测模型的信息用压缩形式表示数字语音信号谱包络(en:spectral envelope)的工具。它是最有效的语音分析技术之一,也是低位速下编码方法高质量语音最有用的方法之一,它能够提供非常精确的语音参数预测。(linear predictive coding)
- 2021-04-17 19:28:52下载
- 积分:1
-
xinhao
滤波器设计
产生一个连续信号,包含低频,中频,高频分量,对其进行采样,进行频谱分析,分别设计低通,带通,高通滤波器对信号进行滤波处理,观察滤波前后信号的频谱。(The filter is designed to generate a continuous signal containing the low, mid, and high frequency components, to be sampled, for spectral analysis, respectively, to design a low-pass, band-pass filter processing is performed by a high-pass filter on the signal, the spectrum of the signal of the observation before and after filtering.)
- 2013-03-26 16:03:56下载
- 积分:1
-
90881034PCM-Voice
说明: 脉冲编码调制(Pulse Code Modulation,PCM)技术编程(Pulse Code Modulation)
- 2020-12-11 18:30:55下载
- 积分:1
-
vector_quantization
语音信号的矢量量化,其中vector_quantization.m为读取音频文件,转换成语音帧,求lpc及lsf参数以及进行矢量量化的主程序,a_lsf_conversion.m为主程序调用的lpc转lsf参数的子程序,INLS1.wav为音频文件。(Vector quantization of speech signals, wherein vector_quantization.m to read audio file, converted into speech frames, seeking lpc and lsf parameters and vector quantization of the main program, a_lsf_conversion.m main program calls a subroutine parameter lsf lpc turn, INLS1.wav as an audio file.)
- 2013-06-20 15:36:15下载
- 积分:1
-
A_rate_of_13_c_dc
A率13折线的编译码实现
1、了解PCM及13折线A率编码及译码的原理;
2、随机给出一个语音信号,并用A率13折线PCM对其编码;
3、将编码后的信号经过加性高斯白噪声信道,并在接收端对其进行译码;
4、分别画出原始语音信号、PCM编码信号以及译码后信号的波形。
(A rate of 13 polyline encoding and decoding implementation
1, to understand the principles of PCM and the broken line 13 A rate of encoding and decoding
Two were given a voice signal, and PCM encode A rate of 13 polylines
3, the encoded signal through an additive white Gaussian noise channel, and the receiver decodes
4, respectively, to draw the waveform of the original speech signal, the PCM encoded signal and decoding signals.)
- 2012-04-25 08:56:42下载
- 积分:1
-
MELP_m
很经典的MELP的MATLAB算法仿真。从一个外国网站上下载,很棒(MELP is the classic algorithm of the MATLAB simulation. From a foreign website, great)
- 2009-01-12 16:24:43下载
- 积分:1
-
order
matlab实现的阶次分析算法,用于变转速机械故障特征提取,可运行,包含寻找脉冲时刻,等角度时刻,数字跟踪滤波,样条差值等步骤(The order analysis algorithm realized by Matlab is used to extract the fault features of variable speed machinery. It can be operated, including the steps of finding impulse moment, equal angle moment, digital tracking filtering, spline difference and so on.)
- 2021-04-08 09:39:00下载
- 积分:1
-
26104-610
26104-610.zip为欧洲G3的语音压缩标准gsmamr的C语言浮点算法的标准源程序。(26104- 610.zip for the European G3 voice compression standard C language gsmamr Floating Point Algorithm standard source.)
- 2006-07-25 00:48:09下载
- 积分:1
-
order
说明: matlab实现的阶次分析算法,用于变转速机械故障特征提取,可运行,包含寻找脉冲时刻,等角度时刻,数字跟踪滤波,样条差值等步骤(The order analysis algorithm realized by Matlab is used to extract the fault features of variable speed machinery. It can be operated, including the steps of finding impulse moment, equal angle moment, digital tracking filtering, spline difference and so on.)
- 2021-04-08 09:39:00下载
- 积分:1
-
Chapter-3---Sampling-Quantization-3
quatization of audio signal and plot the signal after quantization
- 2011-09-12 11:25:07下载
- 积分:1