"Toan Cao" <email@example.com> wrote in message news:firstname.lastname@example.org... > Hello everyone, > > I have a question relating to 3D point cloud. I hope you can help me get > answer. > Given an 3D point cloud (i obtained it by uniform sampling from a big > point cloud), I would like to make an undirected graph consisting of nodes > as the 3D points, edges as links between two adjacent nodes. > What are steps that i need to follow to implement this graph? Or are there > any algorithms for this problem ? Is there any available code that will > be shared?
How do YOU define adjacency between points in a cloud of random data? For example, in a 2-dimensional case which cities in the list of the top 285 most populous cities in the US would you call adjacent?