数字图像处理（第二版）

图像经过双随机处理和分数阶傅里叶变换，可以达到加密解密的功能，且对密钥敏感性较强。(The image undergoes double random processing and fractional Fourier transform, which can achieve the function of encryption and decryption, and has strong sensitivity to the key.)

vtk的球与刺球的例子, 对于初学者十分有用，希望帮助大家(the example of vtk hope help you)

画图程序 画直线 矩形 圆 椭圆 可填充(draw line .rectangle .circle .roundrectangle. can be filled)

plt文件转dxf(diverted dxf)

说明：  利用matlab所编程的许多例子，帮组大家学习matlab(Matlab programming by using many examples to help everyone learn matlab Group)

模糊聚类程序，并且有文档，详细的给出了模糊聚类算法的各个步骤。(Fuzzy clustering procedure, and there are documents, is given in detail the various steps in fuzzy clustering algorithm.)

用matlab实现光流法求物体的运动速度（根据相邻两帧之间的比较）(The optical flow method realized by matlab can be used to calculate the moving speed of objects.)

已知一个点到一条直线的距离，主要用在地图匹配中基于权重地图匹配算法中(Given a point to a straight line distance, mainly used in the map-matching weight based map-matching algorithm)

dm642上的图像压缩和解压缩源程序，包括网络、编码和解码部分(DM642 image compression and decompression source, including networks, encoding and decoding part)

图像拾取演示，精选ios编程学习源码，很好的参考资料。(Image pickup demonstration, selection of learning IOS programming source code, a good reference.)