imfill

旋转的地球，有光照，贴图，放大缩小…… 左击旋转，右击放大缩小(whirl of the Earth)

图像配准的经典教材，对做医学图像配准和相关研究的人很有帮助(image registration of the classic textbook on conducting medical image registration and related research to people)

sift目标跟踪特征点的匹配，检测性能高，匹配效果好(sift target tracking feature points of the match, testing high-performance, match the good results)

denary三角剖分算法源码，用于离散点成面，自动构建面的高级算法，该算法非常难得，希望你们有所启发。(denary triangulation algorithm source code for the discrete points into face, the face automatically build senior algorithm, which is very rare that you have inspired.)

一种基于Arnold变换的图像加密技术，并且用Matlab的GUI界面设计一个用Arnold算法进行图像加密的程序。该程序实现了Arnold图像加密算法的加、解密功能，以及一些基本的图像处理功能。(A kind of image encryption technology based on Arnold transform, and use Matlab GUI interface to design a Arnold encryption algorithm. This program implements the encryption and decryption function of Arnold image encryption algorithm and some basic image processing functions.)

说明：  基于小波变换的图像融合用matlab实现的源代码(image fusion)

说明：  可以用于图像的canny滤波处理，直接输入图像，可以保存下来处理后的canny图像(It can be used for canny filtering of images, directly inputting images, and preserving processed canny images.)

说明：  用于计算图像的信息熵和相关性系数，在信息隐藏的图像算法评价中有很好的应用。(It is used to calculate the information entropy and correlation coefficient of image, and has a good application in the evaluation of image algorithm of information hiding.)

光线跟踪算法，能显示基本图形（球形，立方体，墙面），实现阴影，高光，反射，折射等效果(Ray tracing algorithm, can display basic graphics (sphere, cube, wall), to achieve shadows, light, reflection, refraction and other effects)

将灰度图像装换成rgb图像的Matlab实现(transfer the gray image to rgb one)