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ETSI发布的用于研究分布式语音识别的前端降噪算法-ETSI issued for the study of Distributed Speech Recognition front Noise Reduction Algorithm
Date : 2025-07-15 Size : 1.43mb User : 杜俊

ETSI发布的用于研究分布式语音识别的前端降噪算法-ETSI issued for the study of Distributed Speech Recognition front Noise Reduction Algorithm
Date : 2025-07-15 Size : 1.43mb User : 杜俊

IntelIPP库语音处理源代码(包括回声抑制和噪声消除)-IntelIPP for voice processing source code (including echo suppression and noise reduction)
Date : 2025-07-15 Size : 433kb User : life

自适应语音抵消算法,用于语音增强,和语音降噪。开发环境matlab-Adaptive Speech cancellation algorithm for speech enhancement, noise reduction and voice. Matlab development environment
Date : 2025-07-15 Size : 1kb User : lynn

自适应信号处理中LMS,RLS类算法,非常适合做语音增强和语音降噪等算法研究-Adaptive signal processing in the LMS, RLS-type algorithms, very suitable for speech enhancement and noise reduction, such as voice-Algorithm
Date : 2025-07-15 Size : 371kb User : 陈峰

语音信号处理,MMSE降噪3合1,matlab源码,上传时间2008年5月26日-Speech Signal Processing, MMSE Noise Reduction 3-1, matlab source code, the upload time May 26, 2008
Date : 2025-07-15 Size : 10kb User : 意乱

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 experiments in panels, to achieve a spectral attenuation algorithms. Include audio/silence detection algorithm, Send/Receive buffer scheduling, voice noise reduction algorithm. The experimental results show that the effect of its noise reduction obviously, listen better.
Date : 2025-07-15 Size : 25kb User : chenziqiang

一本关于语音处理、降噪的经典教材,可以学习关于降噪的各种理论和方法-A book on speech processing, noise reduction of the classic textbook, you can learn about a variety of noise theory and method
Date : 2025-07-15 Size : 3.96mb User : libaiyan

The two-step noise reduction (TSNR) technique removes the annoying reverberation effect while maintaining the benefits of the decision-directed approach. However, classic short-time noise reduction techniques, including TSNR, introduce harmonic distortion in the enhanced speech.
Date : 2025-07-15 Size : 3kb User : SimonKap22

Gaussian Mixture Models (GMM) for speech noise reduction
Date : 2025-07-15 Size : 252kb User : eddy

noise reduction techniques for speech processing
Date : 2025-07-15 Size : 3.54mb User : kalaimani

duction techniques proposed in the art are expressed as a spectral gain depending on the a priori SNR. In the well-known decision- directed approach, the a priori SNR depends on the speech spec- trum estimation in the previous frame. As a consequence the gain function matches the previous frame rather than the current one which degrades the noise reduction performance. We propose a new method called Two-Step Noise Reduction (TSNR) technique which solves this problem while maintaining the benefi ts of the decision-directed approach. This method is analyzed and results in voice communication and speech recognition context are given.-noise estimate
Date : 2025-07-15 Size : 190kb User : leon

了解采用计算言语清晰度指数(speech intelligibility index,SI1)实现降噪的新型计算方法 的可行性。方法通过实验室客观测试,比较不同听力损失程度和噪声强度下,开启sll降噪功能的助听器与 传统降噪设置的助听器在频阈和时阈方面输出的不同。结果sll降噪计算有别于助听器的传统降噪,运用该种 降噪方法的助听器其输出增益与使用者的听力损失程度和所处环境噪声强度密切相关,即在噪声强度相同的环 境中,听力损失程度越重,助听器输出增益的减少将越少;并且sll计算方法对环境噪声有较高的敏感度。结 论采用sll计算方法所设计的助听器降噪系统,可根据使用者的听力损失程度以及环境噪声的差异,适时地 调整降噪参数,以保证助听器的参数设置在满足使用者对于增益需求的同时兼具良好的降噪效果。-Objective To understand the rationale of implementing noise attenuation strategy using speech intelligibility index(SII).Methods 0bjective measures were employed to compare the outputs in time and frequency domain at different hearing loss levels and noise intensities for hearing aids with Sll noise reduction and those with traditional noise reduction technologies.Results W ith Sll algorithm ,the more severe the hearing loss,the less the gain was reduced;the higher the noise levels,the more the gain reduction occured.Conclusion The hearing aids with SI I can adjust noise reduction levels acco~ing to the degree of hearing loss and environmental noise.This will ensure the efective noise reduction and meet the gain demand of users
Date : 2025-07-15 Size : 240kb User : 王华

运用matlab仿真实现语音增强和噪声消除的功能-Matlab simulation using voice enhancement and noise reduction features
Date : 2025-07-15 Size : 5kb User : ywj7891

谱减法 数字信号处理 语音信号加强剥离噪声的MATLAB代码,分帧-加窗-减谱-重现-测试-noise reduction spectral subtraction speech enhancement
Date : 2025-07-15 Size : 1kb User : RobinZhang

本算法在实验室环境下录制语音,并加入matlab仿真软件产生的高斯噪声,成功实现了谱减法语音降噪-Record the voice of the algorithm in a laboratory environment, and added matlab simulation software generate Gaussian noise, the successful implementation of spectral subtraction speech noise reduction
Date : 2025-07-15 Size : 85kb User : 汪涛

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.
Date : 2025-07-15 Size : 1kb User : 梁小涛

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.
Date : 2025-07-15 Size : 1kb User : 梁小涛

Design of Efficient Noise Reduction Scheme for Secure Speech Masked by Chaotic Signals
Date : 2025-07-15 Size : 565kb User : medo

谱减算法为最早的语音降噪算法之一,它的提出,基于一个简单的原理:假设语音中的噪声只有加性噪声,只要将带噪语音谱减去噪声谱,就可以得到纯净语音幅度。这么做的前提是噪声信号是平稳的或者缓慢变化的-Spectral subtraction algorithm is one of the first voice noise reduction algorithm, which has been proposed, based on a simple principle: if only the voice of the noise additive noise, just noisy speech spectrum subtracting the noise spectrum, you can get clean speech amplitude . Do so on the premise that the noise signal is stationary or slowly varying
Date : 2025-07-15 Size : 29kb User : xiaofeng
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