pointAndlineAndcircular

利用混沌系统给图像加密，加密方法简单易懂，对初学者很好理解(Image encryption using chaotic systems ，encryption method is simple and easy to understand, good for beginners to understand)

通过自动阈值选择方法实现图像二值化。初始阈值T是图像均值；T把图像直方图分成R1和R2两个区域；计算R1和R2均值u1和u2，选择u1和u2均值作新的阈值；重复以上步骤直到T值基本不变。(Automatic Threshold Selection；)

this is a book about how to use optimization toolbox

说明：  智能驾驶车辆路径规划中的A*算法以及注释(A * algorithm and notes in intelligent driving vehicle path planning)

image processing by interpolation

PI control simulation using matlab

This Algorithm comutes demagnetizig tensor from Newell Paper[1] between two rectangular shape elements.Main function is and there is equivallent function written in c-language, you can use it to compile mex file.This script can be used in field of micromagnetics and finite difference magnetic simulation software. 1. A.J. Newell, W. Williams, D.J. Dunlop, J. Geophys. Res. 98, 9551 (1993).

Matlab编写的，利用 SA算法解决VRP问题(Matlab prepared using the SA algorithm to solve the VRP)

二维MUSIC算法，用于DOA估计，写论文必用(MUSIC，which is used to DOA, is necessary to write papers.)

content of "upload" file is about digital signal processing