SparseMatrixSPH

matlab模拟大气湍流相位屏,实现湍流相位屏的模拟(matlab simulation of atmospheric phase screen simulation of turbulent phase screen)

列主元的Gauss消去法，此代码为防止矩阵的条件值太大，用于快速求解列主元。(The Gauss elimination method of the column principal element)

说明：  实现匹配滤波仿真的两个程序，每个程序生成四个图，可以通过比较验证信号的时延不影响匹配滤波的输出信噪比，及不同信号信噪比与信号波形无关，只与信号能量有关(Matched filter to achieve the two simulation procedures, each of the programs to generate the four plans, you can verify by comparing the signal delay does not affect the matched filter output signal to noise ratio, and different signal-noise ratio and signal wave has nothing to do only with the signal energy relevant)

混合蛙跳算法程序，采用1、若干次运行取最优 2、增加进化代数maxgen 3、加大种群规模popsize。三种方法来可有效克服随机初始化带来的局部极小问题(Shuffled frog leaping algorithm, using one, several runs to take the best two, increasing evolution algebra maxgen 3, to increase the population size popsize. Three ways to effectively overcome local minima caused by random initialization problem)

一个很好的MATLAB教程,是用网页的形式写的,很好的学习资料,讲了很多例子与技巧(a good MATLAB Guide, the website is written in the form of good learning, used a lot of examples and techniques)

只要输入信号的中心频率和带宽，自动生成带通滤波器采样率、信号保护带、采样率误差容限(Just enter the center frequency and bandwidth of the signal, automatically generated bandpass filter sample rate, signal protection zone, the sampling error margin rate)

TSP问题（货郎担问题，旅行商问题）的模拟退火算法通用malab源程序(TSP problem (traveling salesman problem, traveling salesman problem) simulated annealing algorithm malab common source)

cs算法优化svm的惩罚参数c和核函数的参数gamma。(The CS algorithm optimizes the penalty parameter C of SVM and the parameter gamma of kernel function.)

旅行商遍历50个城市，最短线路的求法问题(Traversing 50 cities TSP, the shortest route problem Method)

本例用五点差分法求解一个二阶偏微分方程，其间用SOR迭代求解(This example uses a five-point difference method for solving second order partial differential equations, with the SOR iterative solution during)