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Reverberation
- • Plot the noisy speech signal both in time-domain and frequency-domain. • 进行含噪语音信号的时频分析 • Design a proper filter to remove noise from the speech signal. • 设计合适滤波器进行去噪 • Plot the clean signal both in time-domain
VariableNoisySpeechEnhancementAlgorithmPerformance
- 语音增强是影响语音识别系统性能的重要成分。为了比较语音增强算法的性能，采用Matlab软件进行了数值仿真，对不同噪声环境下的语音用3种不同的方法进行降噪，采用信噪比、端点检测等方法来降噪效果，并对几种增强算法的性能进行了比较分析。结果表明，在变噪声环境下短时谱MMSE法最佳，谱减法和维纳滤波法各有优点。-Speech enhancement of voice recognition is an important component of system performance. In order
Speech-recognition
- 基于抗噪语音识别的计算机声控系统的实现，将抗噪语音识系统运行于windows上实现windows操作系统的一些简单命令-Anti-noise speech recognition based on voice-activated computer system implementation, the anti-noise voice-identification system is running on windows operating system windows to achieve a
The-research-of-anti-niose-speech
- 论文首先介绍了传统的语音特征参数MFCC，它是基于人耳听觉 特性设计的一种特征参数，在静音环境下能得到较高的识别率，但在 信噪比较低时识别率急剧下降，不利于实用化。本文通过对MFCC算 法的分析和研究，发现其中的FFT和DCT在整个时频空间使用固定的 。分析窗，这不符合语音信号特性，而小波变换具有多分辨率特性，更 符合人耳的听觉特性。因此，本文将小波变换和MFCC算法相结合， 提出了三种新的语音识别特-Speech recognition has wide use in
inttst_estimator
- 快速、精确频率估计算法，噪声情况下语音信号频率估计-Fast, accurate frequency estimation algorithm, the case of speech noise frequency estimation
speech enhance GUI
- 使用维纳滤波、谱减法和自适应滤波法在matlab环境下实现语音降噪处理的源代码，并实现了GUI用户图形界面设置，参数可调。-Using Wiener filtering, spectral subtraction and adaptive filtering in matlab environment voice noise reduction processing source code, and implement a GUI graphical user interface setting
idbm
- Descr iption Applies ideal binary mask to noise corrupted speech signal. The processing takes place within an FFT based short-time spectral analysis-modification-synthesis framework. The ideal binary mask is computed from an oracle (true) sign
speech
- 自适应噪声消除滤波器！是采用的语音信号！欢迎大家下载！-Adaptive noise cancellation filter! Is the use of the voice signal! Welcome to download!
Noise-recognition-of-speech--
- 如何在噪声环境下识别语音。噪声环境下语音的一些特征-How to recognize speech in noisy environments. Noisy Speech Some characteristics of
noise-estimation
- 音频处理算法：语音增强技术是语音信号处理技术中的一门关键技术，本例是一种较为经典的用来估计噪声的算法程序，其实现较为简单，便于初学者学习，改程序已经通过仿真实验，并且实验结果用在方便哦的论文中。-Speech Enhancement technology is voice signal processing technology in a key technology, in this case is a more classical algorithm used to estimate the
Wiener-filtering-a-noisy-speech-signal-code
- noise reduction iusing multirate wiener filtering and by sample rate conversion
MATLAB-Speech-and-noise-GUI
- MATLAB编写语音加噪，加入高斯噪声，并且有对话框显示-MATLAB voice noise by adding Gaussian noise, and the dialog box is displayed
speech-recovery
- it is a speech recovery system which can remove noise from received signal
LMS
- LMS算法多麦克风语音降噪，语音降噪处理，基于matlab-LMS algorithm for multi-microphone speech noise reduction, voice, noise reduction, based on matlab
speech-recognition-system
- A robust speech recognit ion system based on discriminative learning of environmental features is proposed for recognit ion of environmental features in high noise background, and a g radient descent algo rithm was adopted for parameter
speech-enhancement
- 语音增强算法程序 包含多种单声道降噪算法-Speech enhancement algorithm program includes a variety of single-channel noise reduction algorithm
wiener-noise
- 利用维纳滤波消除一段语音信息的噪声，并对消除前后的频谱进行分析-Wiener filter to eliminate the noise of the period of the speech information, and the elimination of the spectrum before and after were analyzed
SpeechBarkScale
- Speech Noise estimate
NOISE-REDUCTION-GUI
- Low-pass filters allow the low frequency components of an input signal to pass through while attenuating (reducing) high frequency components. Measurement noise fall into the high frequency range of the signal spectrum, while the underlying process s
Acquisition-of-the-speech-signal
- matlab语音信号的采集，以及经过加噪后的滤波器过滤及相关的matlab程序-Matlab voice signal acquisition, and after adding noise after filtering and matlab program