多边形 的 中轴线

How do I calculate the medial axis for a 2D vector shape?

http://mat-demo.appspot.com/#!/test-mat

https://github.com/FlorisSteenkamp/MAT

Skeletonizing Polygons Using PostGIS

https://postgis.net/docs/ST_ApproximateMedialAxis.html

https://postgis.net/docs/ST_StraightSkeleton.html

how-to-determine-if-a-delaunay-triangle-is-internal-or-external

skeletonize-vectors-in-qgis-python

基于欧氏区域分配的面状河流中轴线提取方法研究

复杂多边形中轴构建方法

https://doc.cgal.org/latest/Straight_skeleton_2/index.html#Chapter_2D_Straight_Skeleton_and_Polygon_Offsetting

平面简单多边形的直骨架实现

基于Voronoi图和对称点对序列的骨架化算法的研究