SP_d

说明：  基于M估计的迭代最小二乘算法，其中估计量有Huber,Andrews,Hampel,Ramsay等。(M is estimated based on the iterative least-squares algorithm, which estimates there are Huber, Andrews, Hampel, Ramsay and so on.)

穿墙雷达人体呼吸检测，是生命体探测的热门研究方向，本程序用matlab仿真，模拟频率步进雷达的探测方法，通过MTI滤波滤除墙体回波，通过FFT相干积累获取人体呼吸频率(Through-wall radar to detect human breath, is a living body to detect a hot research direction, the procedures used matlab simulation, simulation stepped frequency radar detection method, MTI filter to filter out the echo wall, get through FFT coherent accumulation of the human respiratory frequency)

说明：  用em算法估计高斯混合模型参数，matlab代码(Estimation of Gaussian mixture model parameters by EM algorithm)

电磁场的时域有限元仿真,用于学习电磁场的时域计算。(Time domain electromagnetic finite element simulation for learning time-domain electromagnetic field calculation.)

四阶龙格库塔法解一阶二元微分方程 应用于数值计算(Fourth-order Runge-Kutta method for solving a class of binary differential equations for numerical calculation)

多物理场耦合软件采用有限元方法模拟表面等离子体激元，适合入门学习者(Multi-physics coupling software using the finite element method to simulate the surface plasmon, suitable for entry-learners)

《最优化理论与方法》书籍中的乘子法的源程序，该书中的很多案例都用此方法试验过，本代码是一个小案例，将目标函数和约束函数按自己的需求换掉就能进行所期望的运算(" Optimization Theory and Methods" books multiplier method of the source, the book' s many cases are tested using this method, the code is a small case, the objective function and constraints to replace it according to their needs can perform the desired operation)

进行PQ分解，计算电力系统潮流的有效方法，应用广泛(PQ decomposition is an effective method for calculating power flow in power system.)

说明：  层次分析法：计算代码在8文件中最后一页上，有实例。(AHP)

利用FDTD算法简单计算波导耦合环的M文件。( M-file of using FDTD approach simulation the waveguide coupling ring)