进行逐步线性回归，基于互功率谱的时延估计，包括 MUSIC算法，ESPRIT算法 ROOT-MUSIC算法。- Stepwise linear regression, Based on the time delay estimation of power spectrum, Including the MUSIC algorithm, ESPRIT algorithm ROOT-MUSIC algorithm.

进行逐步线性回归，迭代自组织数据分析，最大信噪比的独立分量分析算法。- Stepwise linear regression, Iterative self-organizing data analysis, SNR largest independent component analysis algorithm.