Re: [R] polygons around clusters of identically valued nodes in levelplot()

2004-06-19 Thread Deepayan Sarkar
On Monday 14 June 2004 15:58, Scott Waichler wrote: I'm looking for a way to plot lines on top of a levelplot(), where the lines are borders between cells of different values. The clines() function provides contours suitable for continuous data. I am dealing with discrete values, spatial

[R] polygons around clusters of identically valued nodes in levelplot()

2004-06-14 Thread Scott Waichler
I'm looking for a way to plot lines on top of a levelplot(), where the lines are borders between cells of different values. The clines() function provides contours suitable for continuous data. I am dealing with discrete values, spatial clusters of nodes where each cluster has an integer value,