Modal-Analysis-and-Damage-Diagnosis

DNG simulation using fdtd in matlab code

S-function程序编写实例,本人学习MATLAB中系统函数第一个编写的程序。运行环境：MATLAB。直接运行即可。(the programming example of S-function.)

用matlab对duffing方程进行求解，duffing方程是混沌算法的主要分支之一，具有效果较为良好的微弱信号检测功能。(Duffing equation is solved using matlab Duffing equation is one of the main branches of the chaotic algorithm with a the effect weak signal detection function.)

本软件具有简单的界面，能够通过简单的操作对图像进行水印加密、图像篡改检测、图像篡改定位、图像篡改修复。(The software has a simple interface that can be encrypted watermark image by a simple operation, image tamper detection, image tamper localization, image tampering repair.)

这是一个虹膜识别检测的程序，只是虹膜识别的功能函数定义(This is a test of iris recognition procedure, only the definition of iris recognition performance function)

Normalized Cut Image Segmentation Code (Normalized Cut Image Segmentation Code)

calculates cartesian products of sets

EKF的经典程序，可运行不同模型的EKF,算法精简，准确(The classic procedure of the EKF, can run a different model of the EKF algorithm streamline accurate)

此代码为图像处理技术中的沃尔什-哈达玛变换，实现图像的压缩处理(This code is an image processing technology Walsh- Hadamard transform, image compression)

matlab环境下的张正友法标定，可以获得相机的内参外参(Zhang Zhengyou calibration method under matlab environment, you can get the camera' s internal reference external parameters)