Re: [R-sig-Geo] help tp select points of border with spatstat

2011-02-11 Thread Rolf Turner
On 11/02/2011, at 9:56 AM, gianni lavaredo wrote: Dear Researchers, I have a points shapefile with wave shape. I wish to select only the border points to create a border owin with the same wave shape. I tryed to use convex.hull but the final shape is not the same. Some researchers have

[R-sig-Geo] help tp select points of border with spatstat

2011-02-10 Thread gianni lavaredo
Dear Researchers, I have a points shapefile with wave shape. I wish to select only the border points to create a border owin with the same wave shape. I tryed to use convex.hull but the final shape is not the same. Some researchers have some suggestions? thanks Gianni [[alternative HTML