图像增强

可以直接调用，适用于各种利用contourlet工具箱做为工具的算法(Can be directly invoked, suitable for various algorithms using contourlet toolbox as a tool)

kmeans算法实现，对图像处理。亲自使用过，可用，供参考。(Kmeans algorithm for image processing.)

说明：  通过检测二维小波变换的模极大值点可以确定图像的边缘点，利用小波变换的多尺度性用于图像的边缘检测(By detecting modulus maxima point of two-dimensional wavelet transform we can determine the image edge points, using multi-scale nature of wavelet transform in image edge detection)

这个压缩包中包含了巴特沃斯滤波算法的高通和低通两款代码，同时还有几篇巴特沃斯算法的文章，记录了关于巴特沃斯算法的一些应用领域。(This compressed package contains the code of two of the high-pass and low-pass Butterworth filter algorithm, at the same time, there are few Butterworth algorithm articles recorded Butterworth algorithm applications.)

基于线性正则变换与菲涅尔变换的图形加密方法，实现广义线性正则变换的加密解密过程。(Based on linear canonical transformation and Fresnel transform graphics encryption methods, implementation of generalized linear canonical transformation encryption decryption process. )

说明：  hough 变换提取直线 MATLAB程序 可以很好的检测出一副图像中的直线(Extraction of straight line hough transform MATLAB program can detect a very good image of a straight line)

显著区域检测的一篇文章所带的测试算法，CVPR(Salient Region Detector CVPR 2009)

《数字图像处理（第三版）》课后习题答案，作者冈萨雷斯(Answers to Exercises after Class of Digital Image Processing (Third Edition),author Gonzalez)

实现了在Winform中图片的拖拽移动及缩放，用到了PictureBox控件.

离散小波变换(母小波采用db24)和FFT变换的混合算法，对谐波分量进行分析，求出各平稳谐波分量幅值及时变信号的发生时间(Hybrid algorithm of discrete wavelet transform and FFT transform analysis of the harmonic components, the calculated steady harmonic component amplitude and time-varying signal occurred)