Description: 语音信号处理前分离信号噪声,matlab环境下运行,使信号处理效果更好-voice signal processing signals from the former noise, running Matlab environment, a better signal processing results Platform: |
Size: 2585 |
Author:六安 |
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Description: 依据GSM 05.03建议，在高斯干扰和突发干扰下，对业务信道中的全速率语音信道TCH/FS信道做了编码研究，并作信噪误码性能的仿真-based on GSM 05.03, in Gaussian interference and unexpected interference, the right business channel Full-rate voice channels TCH/FS channel coding done a study and make noise letter Error Performance Simulation Platform: |
Size: 10240 |
Author: |
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Description: 在噪声环境下语音信号的增强，效果不错的，而且比较简单，易于理解-in the noise environment to enhance the voice signal, the effect good, but relatively simple, and easy to understand Platform: |
Size: 1024 |
Author:xu |
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Description: 理解随机信号功率谱分析原理和方法。
(1) 生成信号，被淹没在在噪声中；
(2) 试用周期图法估计信号的功率谱；
(3) 选用不同窗，使用修正周期图法估计信号的功率谱；
(4) 对一段语音信号，使用LD算法估计其功率谱；
(5) 详细列出功率谱估计的步骤和原理。
-understanding of random signal power spectrum analysis principles and methods. (1) generate signals being drowned in the noise; (2) The probationary period plan estimates the signal power spectrum; (3), different windows, the use of map amendment cycle method to estimate the power spectrum signal; (4) a voice signal, the use of LD algorithm to estimate the gong spectrum; (5) a detailed breakdown of the power spectrum estimation steps and principle. Platform: |
Size: 37888 |
Author:殷开 |
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Description: 航空噪声背景下的语音端点检测和语音增强算法，在信噪比很低的强航空噪声背景下，效果特别好-aviation noise background voice endpoint detection and voice enhancement algorithms, and very low signal to noise ratio in the strong aviation background noise, particularly effective Platform: |
Size: 1024 |
Author:永强 |
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Description: 语音信号处理前分离信号噪声,matlab环境下运行,使信号处理效果更好-voice signal processing signals from the former noise, running Matlab environment, a better signal processing results Platform: |
Size: 2048 |
Author:六安 |
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Description: 在噪声环境下语音信号的增强
语音信号为读入的声音文件
噪声为正态随机噪声-In the noisy environment of the enhanced voice signal voice signal for the read noise of the sound files for the normal random noise Platform: |
Size: 1024 |
Author:熊敏 |
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Description: LMS多麦克风语音降噪的主程序是lmsspdn.m-Multi-microphone noise reduction LMS voice is the main program lmsspdn.m Platform: |
Size: 1693696 |
Author:夏天 |
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Description: 内有两个MATLAB程序，主要用于语音增强：一个用于向纯净语音文件(wav)添加高斯白噪声，信噪比可选；另一个文件用于测量语音信噪比，对语音增强效果判断-MATLAB, there are two procedures, mainly used for speech enhancement: one for the pure audio files (wav) add white Gaussian noise, SNR optional another document used to measure the voice signal to noise ratio, the effect of speech enhancement judge Platform: |
Size: 1024 |
Author:武月 |
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Description: 语音信号去噪，在MATLAB开发环境下，对含噪声的语音信号进行小波变换，根据阈值去噪的原理去噪，然后逆变换得到增强的语音信号-Speech Signal Denoising in the MATLAB development environment, including noise on the voice signal wavelet transform, in accordance with the principle of threshold denoising Denoising, and then inverse transform enhanced speech signal Platform: |
Size: 4096 |
Author:王鹏 |
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Description: 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 of Butterworth low-pass filter magnitude and phase response, after the introduction of noise, amplitude-frequency characteristics, as well as the filtered DFT amplitude-frequency characteristics. This procedure for testing with voice file. Platform: |
Size: 4096 |
Author:周峰 |
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Description: 音频信号加上噪声后通过滤波回复原音频信号-Audio signal plus noise is to restore the original audio signal by filtering Platform: |
Size: 327680 |
Author:lan |
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Description: 语音的预加重和去加重，进行语音的前期处理，减少噪声。-Voice of the pre-emphasis and de-emphasis, voice of the pre-processing to reduce noise. Platform: |
Size: 5120 |
Author:mengxiangai |
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