小波包分析在刀具声发射信号特征提取中的应用[1小波包分析在刀具声发射信号特征提取中的应用[1]－－文章-wavelet packet analysis tool in the acoustic emission signal feature extraction of [a wavelet packet analysis tool in the acoustic emission signal feature extraction applications [1] -- article

心电信号去基线漂移，使用小波分解法提取基漂信号，还有小波包去噪-ECG baseline removal, and wavelet packet de-noising