边和线# 轮廓查找 Contour finding 凸包 Convex Hull Canny边缘检测器 Canny edge detector Marching Cubes Marching Cubes 活动轮廓模型 Active Contour Model 岭算子 Ridge operators 形状 Shapes 随机形状 Random Shapes 近似和细分多边形 Approximate and subdivide polygons 直线霍夫变换 Straight line Hough transform 圆形和椭圆形Hough变换 Circular and Elliptical Hough Transforms 骨架化 Skeletonize 边缘运算符 Edge operators
