采用偏最小二乘法，包括广义互相关函数GCC时延估计，微分方程组数值解方法。- Partial least squares method, Including the generalized cross-correlation function GCC time delay estimation, Numerical solution of differential equations method.

最小二乘法应用广泛，计量经济学中常使用广义最小二乘法，本文档详细介绍了该算法。