Simulation-principles

说明：  theori jame of mashin elec in matlab mfile

to extarct features cephalogram lateral view for classification

基于主元分析(pca)的elman,rbf神经网络的matlab程序,运算时间短,程序简单(Based on principal component analysis (pca) of elman, rbf neural network matlab procedures, computing time is short, simple procedures)

规划问题，内含详细代码和ppt资料，可对照学习(Planning, code and ppt containing detailed information can be controlled study)

matlab中信噪比计算程序，可以检验使用matlab内置函数添加的噪声是否正确(Can be tested using matlab citic noise ratio calculation, matlab built-in functions to add noise is correct )

均匀介质二维声波数值模拟，采用cerjan边界条件，有公式及参考文献。带有速度模型以及雷克子波函数，解压后直接运行就可以(The homogeneous medium two-dimensional acoustic wave numerical simulation, boundary conditions of cerjan, and formulas and references. With the velocity model and the the Ricker wave function, and can run directly after decompression)

该程序实现多项式分数延迟（farrow）的设计。(The program polynomial fractional delay (farrow) design.)

标准粒子群算法，内含1个简单的适应度函数，可直接运行，没有错误(Standard particle swarm algorithm, containing a simple fitness function, can be directly run, no error)

展示如何加载和保存一个GUI系统的状态。(Demonstrate how to save and load the state of a GUI system.)

一种改进的PSO，EPUS-PSO，用于改进bp神经网络(An improved PSO, EPUS-PSO, for improved bp neural network)