| alphahull-package | 平面上点样本凸包的推广 | ||
| ahull | 阿尔法凸包计算 | ||
| ahull_track | 跟踪数据的alpha凸包计算 | ||
| anglesArc | 弧的极角 | ||
| arc | 向绘图添加圆弧 | ||
| areaahull | 阿尔法凸包面积 | ||
| ashape | α形状计算 | ||
| complement | α凸壳的补 | ||
| delvor | Delaunay三角剖分与Voronoi图 | ||
| dummycoor | Voronoi图的半无限边 | ||
| dw | Devroye-Wise估计量 | ||
| dw_track | 跟踪数据的RBM计算 | ||
| inahull | 确定一个或多个点是否属于alpha凸包 | ||
| inter | 两个圆周的交点 | ||
| koch | 构造Kock雪花曲线 | ||
| lengthahull | 阿尔法凸壳的边界长度 | ||
| plot.ahull | 绘制alpha凸包 | ||
| plot.ashape | 绘制alpha形状 | ||
| plot.delvor | 绘制Voronoi图和Delaunay图 | ||
| rkoch | Koch雪花曲线的随机生成 | ||
| rotation | 顺时针旋转 | ||
| tricircum | 返回Delaunay三角剖分的外圆心 |