当前位置:网站首页>语音信号处理-概念(二):幅度谱(短时傅里叶变换谱/STFT spectrum)、梅尔谱(Mel spectrum)【语音的深度学习主要用幅度谱、梅尔谱】【用librosa或torchaudio提取】
语音信号处理-概念(二):幅度谱(短时傅里叶变换谱/STFT spectrum)、梅尔谱(Mel spectrum)【语音的深度学习主要用幅度谱、梅尔谱】【用librosa或torchaudio提取】
2022-06-27 06:58:00 【u013250861】
一、语音的深度学习使用哪种谱?
答:以amp spec和melspec为主,通常可以用librosa库或者torchaudio库进行提取。
二、那Fbank、MFCC 呢?
答:由于其蕴含信息较少,已经不适合这个大数据时代。但有些任务由于其本身的特殊性质,还是会使用到MFCC谱。如情感语音转换任务。

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