传统PID控制matlab程序，希望对大家有所帮助，共同学习。

MATLAB Example Code : This code shows the funtionality of an accelaratometer.

Density evolutionchan_mess.m  Density evolutionde_irregular.m  Density evolutionde_regular.m  Density evolutionirregular.m  Density evolution ew_chk_overflow.m  Density evolution ew_fft_convolve_chk.m  Density evolution ew_flog2wrap.m  请点击左侧文件开始预览 ！预览只提供20%的代码片段，完整代码需下载后查看 加载中 侵权举报

数值解法 例1 用改进的欧拉方法求一阶方程初值问题的 数值解 例2 数学摆的运动方程与近似方程数值解比较 例3 四阶龙格库塔公式求数值解 Matlab实现求数值解 例1 求初值问题y =x*sin(x)-y,y(0)=0的数值 解.先编辑一个定义方程的ODEF函数文件 ODEfun1.m. 例2 求方程组初值问题的数值解,按指定步长 0.05划分节点. 例3 按指定的精度求高阶方程初值问题的数值解.(Numerical Solution of the law a method of using the improved Euler' s equation of order to a first-order initial value problem of the numerical solution of cases of two mathematical pendulum equations of motion compared with the approximate numerical solutions of equations of three cases of fourth-order Runge-Kutta numerical solution of the formula Matlab order to achieve the numerical solution of demand cases seeking an initial value problem y ' = x* sin (x)-y, y (0) = 0 the numerical solution. first, the definition of an equation editor ODEF function file ODEfun1.m. cases of two demand equations initial value problem of numerical solution, according to the specified division of the node step 0.05. Example 3 according to the specified precision of seeking higher-order equation of the numerical solution of initial value problem.)

转置，就是一个转置，没有别的东西，还要说点什么！！！！(Transpose thank you very much！！！)

精通MATLAB数字图像处理与识别 chapter4 代码(Proficient in MATLAB digital image processing and recognition chapter4 code)

说明：  一个对流方程的后差分格式算例，使用matlab编写，为理解差分格式(An example of post difference scheme for convection equation)

说明：  冈萨雷斯《数字图像处理（matlab)》书中的图片集（简称老冈书的图片）(The pictures used in the book of Digital Image Processing Using MATLAB,written by Gonzalez)

These are basic examples in MATLAB

对叶片进行预处理和提取部分特征：1.均值去噪 2.k均值聚类提取复杂背景下的叶子图片 3.填充孔洞 4.去叶柄 5.提取轮廓 6计算纵横轴比、面积凹凸比、周长凹凸比、球形性、圆形性、偏心率、形状参数和矩形度等特征值并进行画图。( Pretreatment of leaves and extract some of the characteristics: a mean denoising 2.k means clustering leaf extract complex background picture fill holes 3 4 5 contour extraction petiole 6 to calculate the vertical and horizontal axis ratio, convex area ratio.. convex perimeter than spherical, circularity, eccentricity, and rectangular shape parameter values ​ ​ and other characteristics of the drawing.)

MLP 1-layer Nueral Network