小波多层分解单层重构程序，对非平稳时间序列进行多尺度分解，然后进行单层重构。-Wavelet decomposition multilayer single reconstruction program, for non-stationary time series multiscale decomposition, and then single-remodeling.

对信号进行多尺度分解并提取小波的高频系数和低频系数(Multi-scale decomposition of signals and extraction of high frequency coefficients and low frequency coefficients of wavelet)