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对lena图进行混沌置乱，简单方便。初值选定x=0.5,u=3.7。(Lena diagram of the chaotic scrambling, easy and convenient. Initial value of the selected x = 0.5, u = 3.7.)

说明：  数字图像处理及matlab实现数字图像处理及matlab实现(Digital image processing and digital image processing matlab and matlab to achieve)

Weighted covariance function. Allows to give more weight on recent observations.

Control of stepper motor using matlab.

说明：  简单的PID控制器建模，可通过simulink直接搭建模型实现(Simple PID controller model can be built directly through the simulink model implementation)

说明：  计算流体力学的基础理论，包括偏微分方程组的分类及性质，数值离散的基本概念(The basic theory of computational fluid dynamics, including the classification of partial differential equations and the nature of the basic concepts of discrete values)

一维时间序列分行维数，利用计盒法计算得到的分形维数，希望对大家有所帮助！(Branch of one-dimensional time series dimension, using box method calculated the fractal dimension, and they hope to be helpful to everyone!)

heart sound filtering

MIMO CHANNEL CAPACITY CODE

optical code recognition