deconvolution

说明：  仿射变换和猫脸变换是图像加密算法中最基本的算法之一，很多重要的加密算法都是在此基础发展而成的，该程序供研究加密算法的初学者参考使用。(Affine transformation and cats face is the most basic image encryption algorithm in one of many important cryptographic algorithms are evolved on this basis, the program for research reference for beginners to use encryption algorithms.)

该文件中包含信息熵和图像熵的计算 源程序，均为m文件形式 (The calculation of the image information entropy)

迭代解码算法Weighted Bit-Flipping Algorithm，可对比数据计算误码率(Iterative decoding algorithm for Weighted Bit-Flipping Algorithm, error rate can be calculated comparing the data)

matlab编程的短时傅里叶变换典型实例,供大家参考。(short-time Fourier transform matlab programming typical examples for your reference.)

说明：  采用5点3次平滑算法和SG平滑算法对曲线进行平滑处理，结果良好(The curve is smoothed by 5-point 3-order smoothing algorithm and SG smoothing algorithm, and the result is good.)

说明：  用Matlab与C的混合编程写的FFT（快速傅立叶变换）算法，具有运算快，易于使用和理解的优点。(Using Matlab and C programming to write a mixture of the FFT (Fast Fourier Transform) algorithm, with the operator fast, easy to use and understand the advantages.)

MATLAB小程序:MATLAB中使用正弦函数的在线求助 分类搜索 LOOKFOR指令的使用(MATLAB small : MATLAB use of the sine function classification search for help online orders using LOOKFOR)

实现matlab GUI 密码登陆，包括建立用户数据库，显示密码错误信息等(log-in dialog box by using Matlab Gui)

this is a mass-spring system that show the animation of mass on vertical spring by changing the initial values

在 MATLAB 中的窗函数,通过程序调用，实现窗函数(The window function in MATLAB, through the procedure call to realize window function)