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audiofeextr's Introduction

AudioFeExtr,对wav.mp2音频提取特征

MFCCExtr:MFCC特征提取程序,常规MFCC(梅尔系数)特征
HFCCExtr:HFCC特征提取程序,在MFCC的框架下,去掉DCT,修改滤波器组,改用HFF滤波器,突出人声的特性,抑制乐器的声音
MFCC_walshExtr:音频HFCC特征提取程序,在MFCC的框架下,替换fft,改为walsh变换,抗噪性增强
PhilipsExtr:matlab程序,提取philips音频指纹

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