coolsys1

基于模型参考自适应空间矢量调制的永磁同步电机矢量控制(model reference adaptive control,svpwm,PMSM,foc)

说明：  运用Matlab中的一些基本矩阵计算方法，通过自己编程实现聚类算法，在此只讨论根据最短距离规则聚类的方法。(The use of Matlab, some of the fundamental matrix method, clustering algorithms, through their own programming, in which only discuss the rules under the shortest distance clustering method.)

This is the explanation about the data encryption, and this can be mostly used in the stegnography and cryptography, This encrypts the data such as image or any data file and can be used in hiding.

solving poison equation by matlab

详细描述继承的概念，让你更好的理解C++中的继承(Detailed description of the concept of inheritance, so you better understand the C++, inheritance)

计算超混沌Rossler吸引子的Lyapunov指数(calculated hyperchaotic Rossler attractor of Lyapunov exponent)

地震道显示，以波形的形式显示地震剖面，非常有用。(draw seismic section)

噪声信号中正弦信号的现代法频谱分析，在不同周期不同长度和不同信噪比下的结果(Sinusoidal signal in noise spectrum analysis of modern law, in different periods of different lengths and different signal to noise ratio results)

this code extract instantaneous frequency of signal

matlab绘制阵列正六边形。采用坐标方法。(Draw a regular hexagon array matlab. Using coordinate methods.)