Absrtact: In this paper, the theory and algorithm of the improved spectral subtraction are presented.
摘 要:介绍了改进谱减法的原理及算法。
This paper studies the speech enhancement technology, and proposes an improved spectral subtraction method based on the auditory characteristics and the speech spectrum characteristics.
主要以谱减法为基础,结合人耳的听觉特性从而减少残留“音乐噪声”的影响;结合语音的语谱在时-频域分布特性从而提高增强后语音的听觉质量。
An array crosstalk resistant adaptive noise cancellation method is therefore presented. And then an improved spectral subtraction algorithm is further cascaded to obtain better enhancement results.
为此给出一种阵列抗串扰自适应噪声抵消方法,并将其与改进的谱相减技术相结合。
About denoising algorithm this paper researches focused on Spectral Subtraction algorithm and improved form, STSA-MMSE algorithm, using MATLAB tool to simulate these algorithms.
在去噪算法上本文重点研究了谱减法及其改进形式、STSA - MMSE去噪算法,用MATLAB工具仿真了这些算法。
An improved non-linear spectral subtraction algorithm is also put forward. The application range of the spectral subtraction is expanded by the new noise estimation method.
算法提高了谱减法的适用范围,还在一般谱相减方法的基础上提出了改进的谱相减算法。
An improved non-linear spectral subtraction algorithm is also put forward. The application range of the spectral subtraction is expanded by the new noise estimation method.
算法提高了谱减法的适用范围,还在一般谱相减方法的基础上提出了改进的谱相减算法。
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