包括邓氏关联度、绝对关联度、斜率关联度、改进绝对关联度,基于互功率谱的时延估计，最大信噪比的独立分量分析算法。- Including Deng s correlation, absolute correlation, correlation of slope, improved absolute correlation, Based on the time delay estimation of power spectrum, SNR largest independent component analysis algorithm.