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traditionalsp
- 语音信号的频域处理,语音虽然是一个时变、非平稳的随机过程。但在短时间内可近似看作是平稳的。因此如果能从带噪语音的短时谱中估计出“纯净”语音的短时谱,即可达到语音增强的目的。由于噪声也是随机过程,因此这种估计只能建立在统计模型基础上。利用人耳感知对语音频谱分量的相位不敏感的特性,这类语音增强算法主要针对短时谱的幅度估计。 -voice signals in the frequency domain processing, voice is a time-varying, nonstationa
kalman_filter_method
- 卡尔曼滤波用于语音增强算法,复杂度较高,适合非平稳信号.-Kalman filter used for voice enhancement algorithms, complexity, suitable for non-stationary signals.
pjf
- 这是一个频减法语音增强算法的matlab代码,在matlab中运行成功的-This is a frequency subtraction speech enhancement algorithms Matlab code in Matlab run successful
spectrumsub
- 在matlab开发环境下的谱减法算法,主要用在了作者的语音增强算法当中。-in Matlab development environment spectral subtraction algorithm, which was spent mainly on the author's speech enhancement algorithm.
LSAgai
- 对数谱最小均方误差语音增强算法(LSA-MMSE),对加入有音无音判决进一步提高信噪比,消噪效果非常好。适合各种平稳噪声。-right spectrum minimum mean square error speech enhancement algorithm (LSA - MMSE). sound right to a sound judgment without further improve signal-to-noise ratio, denoising effect was very
LSAcausal
- 语音增强算法,基于LsA-MMSE方法,并对其先验信噪比估计器进行了修改,具体过程参看Isal的论文。语音间隙间的音乐噪声也消除了。-speech enhancement algorithms, based on LsA - MMSE, and signal-to-noise ratio of its prior estimate for the changes, See specific process Isal theses. Voice gap between the music also
MMSE-denoising
- MMSE语音增强算法,研究此领域的人不可不看哦-MMSE voice enhancement algorithms, and research in this area who can not flash open her cloak
mmse_stsalog
- 语音增强算法mmse-logsa,主要原理可参考EPHRAIM,85的文献,
WienerScalart96.rar
- 用Wiener滤波器进行的语音增强算法,效果还可以。 函数输出为WIENERSCALART96(signal,fs,IS),Using Wiener filter speech enhancement algorithm, the effect can be. Function output WIENERSCALART96 (signal, fs, IS)
humanearbasedonthespectral
- 改进的基于人耳掩蔽效应谱减语音增强算法,是谱减法的改进算法。-To improve the human ear based on the spectral masking by speech enhancement algorithm is to improve the algorithm of spectral subtraction.
spectral_speech_enhancement
- 在强噪声环境下,说话人话音受到很强烈的干扰,语音增强是很有必要的。在TDS5410-TDK实验板,实现了谱衰减算法。主要包括有声/无声检测算法、发送/接收缓冲区的调度、语音降噪算法。试验结果表明,其降噪效果明显,试听效果较好。 -In strong noise environment, the speaker voice by the very strong interference, speech enhancement is necessary. TDS5410-TDK experim
origin
- 改程序利用基本的谱相减算法对含噪语音进行语音增强与去噪处理-Procedures used to change the basic spectral subtraction algorithm for speech enhancement of noisy speech with the denoising
show
- 基于小波变换的语音增强算法,用于WAVE语音文件的去噪-Speech enhancement based on wavelet transform algorithm for denoising WAVE audio files
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
improved_SpectralSbutract
- 基于matlab的谱减算法的改进,仿真效果显示语音增强效果优于传统方法。-Matlab-based algorithm to improve the spectral reduction, speech enhancement simulation results show better than traditional methods.
语音增强方法
- 系统介绍了语音增强相关知识及相关算法总结,对语音增强算法的应用有简单介绍(This paper introduces the speech enhancement related knowledge and related algorithm summary, and gives a brief introduction to the application of speech enhancement algorithm)
pujian
- matlab实现的传统语音降噪声使用的谱减增强算法,含有维纳滤波算法,请大家参考学习。(Matlab implementation of the traditional voice reduced noise spectrum enhancement algorithm, contains Wiener filtering algorithm, please refer to the study.)
noise_estimation
- 压缩包内程序主要实现IMCRA算法,用于语音增强。(Compressed package program main realization IMCRA algorithm for speech enhancement.)
fixedbeam
- 经典麦克风语音增强算法,当阵元数目越多,语音增强效果越好(Classical microphone speech enhancement algorithm, the more the number of elements, the better the speech enhancement effect)
传统谱减与MCRA语音增强算法
- 传统语音增强算法,谱减法和MCRC算法,matlab源代码。(Traditional speech enhancement algorithm, spectral subtraction and MCRC algorithm, matlab source code.)