Otsu

说明：  matlab实验中，用来确认嵌入信息位置的程序，包含了randinterval.m。(matlab experiment, the information used to identify the location of embedded programs, including the randinterval.m.)

matlab编写的登陆界面小程序，适合参考学习GUI编程(matlab prepared the login screen applet)

主要有以下文件 MATLAB程序设计 介绍MATLAB概述与运算基础 matlab讲义 文件操作 绘图功能(mainly in the following documents MATLAB procedures outlined MATLAB Design and Operational basis matl ab overhead graphics file manipulation functions)

实现大点数的IFFT变换，先进行小点数IFFT变化，然后再进行过采样滤波，有频谱图及例子(Achieve great points IFFT transform, first have a small point IFFT change, and then over-sampling filter, a spectrum and examples)

运用matlab对图像进行各种简单的处理(Using matlab on a variety of simple image processing)

基于文化算法的粒子群优化算法能记忆遍历过的最优值(Culture-based particle swarm optimization algorithm to traverse through the optimal value of the memory)

一些简单最优化方法的matlab实现，及一些方法(Some simple optimization method matlab implementation)

不同坐标系下相同测量点之间的四元数转换矩阵求解，可以此来求解坐标系A到坐标系B之间的转换矩阵(Different coordinates between the same measurement points quaternion transformation matrix solution can be used to solve this coordinate system A to coordinate system transformation matrix between B)

segmentation of letters

说明：  IQ调制基本原理！！！！！！！！ (IQ modulation principle! ! ! ! ! ! ! !)