mexcdf.r4000

画duffing方程的相图，不能保证正确，请大家斟酌使用。欢迎交流。(The phase diagram drawn duffing equation, can not guarantee correct, please use discretion. Welcome to exchange.)

This class is an parser setting, such as non-validating or entity-expanding.

对电磁波三维传播的仿真，包括在自由空间的传播和FDTD算法的有界空间传播(Three-dimensional simulation of electromagnetic wave propagation, including propagation in free space bounded space propagation and FDTD algorithm)

Matlab code for Derivative filter deisgn

基于Matlab、Simulink的电力电子方面，电机控制系统方面的常用建模和仿真，非常全面，各种电力电子元件，各种电机模型及控制，包括直流电机、异步电机、同步电机。(Power electronics, electrical control system simulation model power electronics, electrical control system of the commonly used in modeling and simulation, very full, all kinds of electric power electronic components, all kinds of motor model and control, including dc motor, asynchronous motor, synchronous motor.)

KNN classifiers, training is training set, testing is test set, D is the distance, D=1 is mandistance D=2 is 欧氏距离 D=3是 infinite norm K is the number of selected neighbors

飞行控制仿真，在某一状态点下，选择横侧向和纵向回路中的一个进行控制。分析系统的响应、极点位置与稳定性，能控能观等特性。(Flight control simulation, in a state, select a control in the horizontal lateral and vertical loop. Analysis system response, the pole position and stability, controllability and observability, and other features.)

寻找一维或者二维数据的极值点，并将极值点在途中标注出来(find the extrimas in a one dimensional or two dimensional data，and simbolify the extrimas)

MATLAB CODE FOR DIGITAL COMMUNICATION

基于Matlab的BP神经网络在大气污染预报中的应用，希望能够对大家有所帮助(Matlab based on the BP neural network prediction of air pollution in the application, I hope everyone can help)