中国最大的综合性文献数据库 -维普资讯 关键词: 情感语音合成 频谱包络 韵律修改[gap=1047]Key words: emotional speech synthesis; spectral envelope; prosody modification
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This paper mainly researches on the methods of extracting speech spectral envelope.
本文主要对语音频谱包络的提取方法进行研究。
参考来源 - 基于DSP语音频谱包络提取方法的研究及实现·2,447,543篇论文数据，部分数据来源于NoteExpress
声频谱包络的特点和音管的传递函数有相应的关系。
The envelope of sound spectrum is related to the transfer function of bore.
通过实验，作者发现了不同级别的气泡在多普勒回波频谱包络上有明显区别。
In the experiment, We have found that bubbles at various grades are distinctly different in the envelopes of Doppler echo spectrum.
MFCC可以更加准确地表示语音低频处的频谱包络，在语音转换中是一种很好的频谱包络表示方法；
MFCC can express speech spectrum more accurately at low frequency, so MFCC is a good method to express the spectral envelope in voice conversion;
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