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在MATLAB环境下使用谱减法对语音信号进行增强,程序可以运行-In the MATLAB environment using spectral subtraction speech signal enhancement program can run
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谱减法,语音增强,里面对每句代码都有详细说明,大家一起交流,-Spectral subtraction speech enhancement, which has a detailed descr iption of the code for each sentence, to share with everyone, thank you
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该例程是基于人耳掩蔽效应的语音增强算法的MATLAB实现。压缩包中附带参考文献(基于人耳掩蔽效应的谱减算法的研究与实现)、测试所使用的音频信号、以及段信噪比计算函数。源代码中MaskingSub.m(源代码主要部分)及Main.m为本人所写,其余均来自程序员联合开发网。运行环境MATLAB R2009b-Key words:masking property, spectral subtraction algorithm
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Spectral Subtraction Noise reduction algorithm
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说明:Kamath于2002年提出的多频带谱减法,用于调节频率减法系数以及信噪比。注意:信号的第一个0.25sec用于噪声建模。-Multiband_Kamath.m
Descr iption: Multiband spectral subtraction as proposed by Kamath 2002. Uses adjusts the subtraction coefficient with the frequency as well as the SNR. note
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这是一个用于语音增强的matlab程序,此程序的方法为谱减法。-Spectral subtraction
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第7章语音信号的减噪176
7.1自适应滤波器减噪176
7.1.1LMS算法基本原理176
7.1.2基本LMS自适应算法178
7.1.3LMS的自适应陷波器181
7.2谱减法减噪184
7.2.1基本谱减法184
7.2.2改进的谱减法187
7.3维纳滤波法减噪195
7.3.1维纳滤波的基本原理195
7.3.2维纳滤波减噪的具体步骤和函数WienerScalart96197
7.3.3维纳滤波的MATLAB例子1-Noise Chapte
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谱减法进行语音增强,其中使用了优化算法减少音乐噪声-Spectral subtraction speech enhancement, which uses optimization algorithms to reduce noise music
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本文首先研究了语音激活检测算法。对基于短时能量和短时过零率双门限法语音激活检测的噪声估计算法做了研究及仿真,同时还研究了一种基于最小子带能量的噪声估计方法。-Firstly, studied voice activity detection algorithms. Based on activity detection and short-term energy zero rate threshold method voice noise estimation algorithm to do t
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马丁噪声估计算法,多用于谱减法,基于统计模型等语音增强算法中。-martin noise estimation,Used for spectral subtraction, based on statistical models, such as speech enhancement algorithm.
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基于非平稳噪声估计的谱减法,适合初学者使用。方法简单,使用。-Spectral subtraction based on non-stationary noise estimate, suitable for beginners to use. The method is simple to use.
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4.新型几何谱减语音增强方法.pdf.很好的论文-4 new geometric spectral subtraction speech enhancement methods. Pdf
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一种语音降噪算法,用maltab实现,基于谱减法的语音降噪算法-A speech noise reduction algorithm, using maltab achieve spectral subtraction noise reduction algorithm based voice
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谱减法语音增强
使用谱减法去除噪声以达到语音增强的目的-By spectral subtraction to implement to achieve the enhancement purpose to the voice of speech denoising
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减谱法语音增强的一个简短的小程序,希望对大家会有用。-Spectral subtraction speech enhancement
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利用谱减法对语音的背景噪声进行消除,matlab仿真 仿真通过,自带录制好的语音-Using spectral subtraction of background noise on speech is eliminated, through the MATLAB simulation, with recorded speech.
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对数谱MMSE算法与谱减法的比较 可以加深对各种语音增强算法的优劣性的理解,便于学习-MMSE algorithm to compare the number of spectral subtraction spectrum
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spectrum_sub是谱减函数,使用谱减的方法达到降噪的目的,对于一般的平稳信号效果特别好。-Spectrum_sub is spectral subtraction function, using the spectral subtraction method to achieve the purpose of noise reduction, for general stationary signal effect is very good.
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噪声谱估计+谱减法,主要用于对比不同噪声谱估计算法的性能,包括Martin s minimum tracking algorithm,Minimum controlled recursive average algorithm (Cohen) ,variant of Minimum controlled recursive average algorithm ,improved Minimum controlled recursive average algorithm (Cohen),cont
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采用谱减法的语音降噪实现代码,适用于语音和音频系统中,可直接调用。-Speech noise reduction using spectral subtraction implementation code, for voice and audio systems, can be called directly.
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