How to eliminate noise and the audio enhancement technologies are also proposed, especially the analyzing of the character of audio and frequency subtraction for eliminating noise.
本文详细论述了噪音消除等语音增强技术，探讨了声音特性分析及消除噪音的频谱相减算法，并且将频谱减法应用到虚拟教室模型中。
How to eliminate noise and the audio enhancement technologies are also proposed, especially the analyzing of the character of audio and frequency subtraction for eliminating noise.
本文详细论述了噪音消除等语音增强技术，探讨了声音特性分析及消除噪音的频谱相减算法，并且将频谱减法应用到虚拟教室模型中。
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