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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 th
powersubtractionalgo
- Matlab Code to suppress estimate PSD, Noise in speech and minimise it and thus improve SNR
NoiseSubstraction
- Noise Estimation of speech signals in Matlab
dsp9
- 首先基于DSP（SEED-DEC5416）的语音采集，其次通过低通和带通的FIR滤波器进行除燥-the speech signal processing and then using low and bandpass FIR filter to remove noise
G720_1
- G.720.1是ITU-T最新制定的语音标准，其主要包括活动话音检测、语音和噪声分类功能，可以适用与宽带和窄带语音。-G.720.1 is a newly developed speech standard ITU-T, which mainly includes a voice activity detection, voice and noise classification function can be applied with both broadband and narrowband
SpeechBarkScale
- Speech Noise estimate
yuyinquzaoyuanshi_1
- 语音信号的识别，去噪，处理，简单的应用matlab中的一些去噪函数，选择最优函数-Recognition of speech signals, noise, handling, simple application of some denoising matlab function, selecting the optimal function
yuyinxinhaolupoquzao
- 本课程设计的主要目的是在MATLAB环境下，使用窗口设计法设计一个滤波器，并对语音信号进行滤波去噪。开发平台为MATLAB7.0，设计方法为窗口设计法。用麦克风采集一段语音信号，绘制波形并观察其频谱，给定相应技术指标，用凯塞窗设计一个满足指标的FIR滤波器，对该语音信号进行滤波去噪处理，比较滤波前后的波形和频谱并进行分析。在滤波前后语音信号波形的变化中，由于我们录制的语音信号噪声不大，所以观察并不明显，但在频域波形中，我们可以明显的看到设计的滤波器对语音信号进行了滤波处理，将噪声进行了滤除。此次
Speech-Enhance
- 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.
Speech-Enhance-Winner
- 采用winner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 Winner filter implementation code, for voice and audio systems, can be called directly.
paper2
- 基于麦克风小阵的多噪声环境语音增强算法_马金龙-Enhancement algorithm based on multi-microphone noise environment speech _ small array McKinnell
ansic
- 代码为3gpp gsm 自适应全速率和半速率语音信源译码，译码出来的语音清晰无杂音。-Code for the GSM 3GPP adaptive full rate and half rate speech source decoding, decoding out of a clear voice without noise
shangchuan
- 生成叠加任意噪声数据和任意信噪比的带噪语音。生成叠加高斯白噪声的带噪语音和测量信噪比。-Generating noisy speech with any random noise data and any signal-to-noise ratio. Generating noisy speech and measuring signal to noise ratio of superimposed white noise.
AchievingBitPerfectUSBAudio
- An Automatic Gain Controller (AGC) for speech signals embedded in additive noise requires Voice Activity Detection (VAD) to avoid noise amplification, a peak level detector for computing gain, and a gain controller for adjusting gain. This paper desc