roewa

计算一幅图像的熵，matlab编程文件，任意读取一幅图像，计算信息熵(Calculate the entropy of an image)

说明：  利用图象边缘特征的基于豪思道夫距离的景象匹配算法，匹配速度要比基于灰度的算法高好几个数量级(use of the images on the edge of Ho Sze-Astoria distance from the scene matching algorithm, speed matching gray than the algorithm based on several high-volume)

说明：  contourlet纹理特征变化提取，有contourlet的详细分析过程(changes in texture feature extraction contourlet)

plug in to select random polygons in xsi

这是一个对动力学模型进行仿真的代码，可以得出动力学仿真图像(dynamics simulation )

用于绘制光子晶体光纤空气孔形状的可扩展程序。(This is a simple and expandable programm for the air hole shape of Photonic crystal fiber )

说明：  图像处理中，一种新的边缘检测，特征点提取方法，算法经过测试，可以运行，对医学图像处理的人有帮助(Image processing, a new edge detection, feature point extraction method, the algorithm has been tested, you can run on the medical image processing to help the people)

对全息图进行卷积法的再现，利用matlab计算全息图模拟仿真(Reappearance of convolution method for hologram)

说明：  计算机图形学初级学者（教科书画法）中点画圆算法(computer graphics beginner (textbook method), the algrithm of middle point circle-drawing.)

图形学中的透视投影算法 在屏幕中心绘制立方体的透视投影 可以绘制一点透视图 二点透视图 三点透视图(Graphics in the perspective projection algorithm for drawing a cube in the center of the screen you can draw a little perspective projection perspective two point perspective three-point perspective)