中文说明：
基于四阶统计最大化的盲源信号分离技术，可实现复数形式的盲源信号分离，观测混合信号需要大于等于源信号个数
English Description：
Blind source separation (BSS) based on fourth-order statistical maximization can realize complex BSS, and the number of observed mixed signals should be greater than or equal to the number of source signals