...;语音去噪 [gap=801]s:spectral subtraction;sign~to noise ratio;short——time energy;zero——cross ratio;speech denoising ...
基于28个网页-相关网页
In order to improve speech de-noising effect,a new threshold de-noising method based on wavelet analysis is proposed.
为了改善语音去噪的效果,提出了一种基于小波分析的新阈值去噪方法。
参考来源 - 基于小波分析的新阈值去噪方法This paper introduces the application of wavelet transformation in speech signal denoising,describes in detail the method of soft threshold and hard threshold and points out their disadvantages.
介绍了小波变换在语音去噪方面的应用概况。 详细阐述了阈值法中的软阈值和硬阈值方法及它们的不足之处,并针对其缺点提出了软硬阈值折衷法去噪算法。
参考来源 - 基于小波变换的阈值语音信号去噪This paper introduces wavelet denoising methods of speech signa1. By Analysing speech signal and conventional denoising method of threshold,a new mult—threshold based on wavelet transform method of speech signal denoising is proposed.
研究了基于小波变换的语音去噪问题,在对传统阈值法去噪和语音特性分析基础上,提出一种改进的多阈值法语音信号去噪方法。
参考来源 - 基于小波变换的多阈值法语音去噪研究·2,447,543篇论文数据，部分数据来源于NoteExpress
该算法首先利用分形维与小波变换相结合的动态阈值算法进行语音去噪，从而提取出尽可能纯净的语音信号；
The algorithm first uses dynamic threshold algorithm which combines fractal dimension with wavelet transform to denoise the speech signal, it can extract pure speech as far as possible;
利用此特性对信号进行小波域滤波，可从加噪的语音中提取人耳所能接受的频率成份，是一种简单有效的语音去噪算法。
Filtering signal in the wavelet domain, by the frequency components acceptable for ear from the original speech, is a simple and effective speech denoising method.
研究了基于小波变换的语音去噪问题，在对传统阈值法去噪和语音特性分析基础上，提出一种改进的多阈值法语音信号去噪方法。
By Analysing speech signal and conventional denoising method of threshold, a new mult-threshold based on wavelet transform method of speech signal denoising is proposed.
应用推荐