中文说明：考虑雨衰 阴影 和多径影响，一种流形学习算法（很好用），包括回归分析和概率统计，微分方程组数值解方法，计算两个矩阵之间的欧氏距离，有均匀线阵的CRB曲线。
English Description：
Consider rain attenuation shadowing and multipath effects, a manifold learning algorithm (very good), including regression analysis and probability and statistics, differential equations of the numerical solution method, calculating the Euclidean distance between two matrices, uniform linear array of CRB curve.