1、题目：一维小波变换，可多次分解 2、原理：卷积核变为Daubechies正交小波基h[]和g[]的交替形式。增加了多次分解的功能。-1, Title: one-dimensional wavelet transform decomposition can be repeated 2 Principle: convolution kernel becomes orthogonal Daubechies wavelet h [] and g [] alternate form. Decomp