ImprovedCVactivecontourmodel

1支持JUBB(类似UBB) 2留言数据的合法性检测,如EMAIL,主页地址 3支持繁体字符的输入 4出错页面美化 初始管理密码为：redhat (a support JUBB (similar UBB) two messages testing the legality of data, such as e-mail, home address three characters in the traditional support of the importation of four pages landscaping mistakes initial management of passwords : redhat)

计算齿轮啮合刚度的matlab程序，非常有用的，希望大家积极下载(Matlab program for calculating gear mesh stiffness. It is very useful. I hope you can download them actively.)

基于图片的信息的隐藏与伪装，可以修改里面的参数使得其更好(Image-based information hiding and camouflage, you can change the parameters makes it better)

遗传算法及其matlab实现，包括遗传算法介绍(genetic algorithm and the Implementation of Matlab, including genetic algorithm introduced)

MATLAB的函数大全，基本上所有的内置函数都有了。(MATLAB function Daquan, basically all have a built-in functions.)

采用PN码作为扩频码对信号进行扩频处理，采用BPSK进行调制，在加高斯白噪声的信道中进行传输，解调，误码率等(Using PN codes as spread spectrum code to spread spectrum signal processing, using BPSK modulation, in add white gaussian noise channel transmission, demodulation, bit error rate, etc)

Stability criteria Nyquist plot in Matlab.

卡尔曼滤波对自由落体目标的跟踪和应用，并给出住真结果。(Kalman filter for target tracking and application of free-fall, and give live real results.)

说明：  清华胡广书版本的数字信号处理——理论、算法与实现(Qinghua Hu-book version of the Digital Signal Processing-- theory, algorithms and implementation)

清华大学张旭东老师《现代信号》处理大作业的代码，实现Pisarenko、Music和Esprit算法。代码高效正确。(This code is programed for the algorithms of Pisarenko,Music and Esprit.And they are especially for the project of modern signal processing ,which is tought by Zhang Xudong in Qinghua University.)