说明：  一个用matlab检测直线交点的源程序，适合于二值图像，函数实现了图像中单象素宽白色相交直线交点的检测利用的是最简单的邻域中计算白点的个数的算法，当一个象素的window邻域中有四个邻域为白色的时候，该点即为交点。
(a linear detection using Matlab intersection of the source, suitable for two binary images, Function of image pixels wide single white line intersecting the intersection detection is the most use of a simple calculation white neighborhood of 000 points several algorithms, when a pixel window NEIGHBORHOOD four white neighborhood when namely, the intersection point.)