Since the decomposition is based on the local characteristictimescale of the data, it is applicable to nonlinear and non-stationary processes.
由于分解是基于信号时域局部特征的，因此它特别适合用来分析非线性非平稳过程。
2
Investigation characteristic of real world audio, combine stationary for short time-scale and non-stationary for longer time-scales, proposed a time frequency domain blind source separation algorithm.