相控阵天线的方向图（切比雪夫加权），针对EMD方法的不足,重要参数的提取，独立成分分析算法降低原始数据噪声，一种流形学习算法（很好用），应用小区域方差对比，程序简单，使用大量的有限元法求解偏微分方程，微分方程组数值解方法。- Phased array antenna pattern (Chebyshev weights), For lack of EMD, Extract important parameters, Independent component analysis algorithm reduces the raw data noise, A fluid manifold learning algorithm (good use), Application of small area variance comparison, simple procedures, Using a large number of finite element method to solve partial differential equations, Numerical solution of differential equations method.