amra

说明：  使用matlab进行超声波阵列指向性仿真(Simulation of directivity of ultrasonic array using MATLAB)

计量模型，garch，var，用于建立各类模型，评估，roc等等(Econometric models, garch, var, used to build various models, evaluations, roc, etc.)

使用zernike多项式进行光学像差的拟合，从而进行光学镜面像差的分析，有助于提高光学系统的加工精度。(The Zernike polynomial is used to fit the optical aberration, and the analysis of optical mirror aberration is helpful to improve the machining precision of the optical system.)

基于滑膜速度控制器的PMSM矢量控制仿真模型(Vector Control Simulation Model of permanent Magnet synchronous Motor based on synovial Velocity Controller)

说明：  用Fortran语言编写的abaqus，Dflux热源子程序，路径为环形路径(Abaqus, Dflux heat source subroutine written in Fortran language, with a circular path)

说明：  计算可见光通信中最大化最小速率的优化问题，还有稳健波束成形(The optimization problem of maximizing the minimum rate and robust beamforming are also discussed)

基于netlogo环境下的建模仿真，实现SIR模型的病毒传播(Based on netlogo environment modeling and simulation, to achieve the SIR model of virus transmission)

说明：  关于极限学习机的回归拟合，还有分类的实例程序(On the regression fitting of the limit learning machine and the example program of classification)

直流输电比起交流输电更适合进行远距离高压输电，基于PSCAD电磁暂态仿真软件构建了交流系统、换流变圧器、换流器、交-直流滤波器、平波电抗器及直流输电线路等的仿真模型，并以此搭建了500kV高压直流输电系统仿真模型，验证了该模型的准确性。(DC transmission is more suitable for long-distance transmission than AC transmission, the electromagnetic transient simulation software PSCAD is built based on the simulation model of AC system, converter transformer, voltage converter, AC / DC filter, smoothing reactor and DC transmission lines, and to build a 500kV HVDC system simulation model validation the accuracy of the model.)

MATLAB神经网络案例分析 BP神经网络的数据分类-语音特征信号分类(MATLAB BP Neural Network - Classification of Speech Characteristic Signals)