point_range

matlab 实现对图像离散像素的曲面拟合，和差值比较，可实现细分等算法(the program is used to image in high resolution among image process system)

计算单应矩阵，输入为2D图像坐标点和3D世界坐标点，输出为3x3单应矩阵(Calculate homography)

contourlet 小波，直方图的三种图像增强程序(failed to translate)

matlab仿真机械四连杆机构运动代码，包括运动仿真和变量变化分析图的生成(matlab simulation code mechanical four-bar linkage motion, including motion simulation and generation of variable change analysis map)

计算图像的二维图像熵,在一维熵的基础上引入能够反映灰度分布空间特征的特征量组成图像的二维熵 包括 计算图像二维图像熵的函数文件 H_img2d.m 调用该函数的代码 H_img2d_test.m 以及测试代码用图像文件 boy.jpg(computing two dimensional image entropy of an image)

一个老外写的车削数控仿真程序，有g代码编辑的(a foreigner was turning the NC simulation program, code editors g)

说明：  能花线，圆，矩形，正方形 能选者颜色，能选者填充的背景图案 (can spend line, circle, rectangle, square color who can be elected, who can be elected to fill the background logo)

在matlab下进行图像处理的函数库，包含边缘线段拟合，透视变换，立体图像复原等toolbox中所没有的功能，详见index.html(in Matlab under image processing functions, including marginalized segment fitting, perspective transformation, three-dimensional images rehabilitation toolbox are not functional, as described index.html)

使用结构光投射，用PMP的相位测量方法进行三维测量(Using the structural light projection, the method of measurement of PMP is measured in three dimensions)

说明：  给出一些离散的点，根据最小二乘法求出拟合的直线。(If there are some discrete points, you can get a line based on least square method.)