PMSM

说明：  matlab自编迭代法求阈值，并按照此阈值对图像进行二值化处理。(matlab self iterative method for threshold and follow this threshold for image binarization processing.)

通过构造加博函数进行加博滤波实现对指纹图像的分割(By constructing Gabor function Gabor filter is on the fingerprint image segmentation)

Propagation of a Gaussian Chirp pulse in a dielectric medium

说明：  用matlab实现自己编程实现图像处理，通过matlab强大的功能显示效果(Realize their own programming with matlab histogram equalization, by matlab powerful display)

使用matlab设计PID控制器消除系统静态速度误差的方法，主要使用等幅振荡法,并通过WORD给出了传递函数。(PID controller design using matlab static speed error elimination systems approach, the main use of the oscillation amplitude France, and through the WORD gives the transfer function.)

较为详细地介绍了单同步坐标系软件锁相环，采用了单一的同步坐标系锁相控制结构，一般适用于电网电压平衡时的相位，频率及幅值的检测，以及用于多种控制结构中（下垂控制，PQ控制，双闭环控制）。(A more detailed description of the principle of a single coordinate system PLL synchronization and setting PI controller parameters. SPLL with a single synchronous coordinate system lock control structure, generally applicable to the detection phase, frequency and amplitude of the grid voltage at equilibrium, as well as for a variety of control structures (droop control, PQ control, dual loop control).)

内涵PCA降维;SMOTE插值;t-SNE降维等算法的随机森林算法，以及鸢尾花数据集，有利于新手或者工程性实验借鉴~(Connotative PCA dimensionality reduction; SMOTE interpolation; t-SNE dimensionality reduction algorithms such as random forest algorithm, as well as iris data sets, is conducive to novice or engineering experiment reference ~)

数字图像处理（matlab版）第一版+素材文件，实用性很强，包含了相关资料(Digital image processing (matlab version)+ the first edition file material, practical strong, contains the relevant information)

code FOR SIMULATE WSN PROBLEM OF SECURITY

Code finds the square of a circle.