Re: [R-sig-Geo] Large dataset on Ripley's K function

2007-11-23 Thread Sisi
the raster mask, would this be able to give me a solution that elivates the problem I experienced in the R code given previously. It is difficult to find the solution to make the programme work. I really appreciate any suggestions you can provide. Kind regards, Sisi Roger Bivand The edge

Re: [R-sig-Geo] Large dataset on Ripley's K function

2007-11-23 Thread Sisi
my study area covers Asia, Europe and Africa continents. I mean the boundary is the real boundary, and beyond it is the sea. Thank you for your time and best regards, Sisi On Thu, 22 Nov 2007, Roger Bivand wrote: This number is not large in itself, and: set.seed(1) xy <- runifpoint(35

[R-sig-Geo] Large dataset on Ripley's K function

2007-11-21 Thread Sisi
Dear Roger Bivand and Dan Putler, Currently I'm working on the spatial point data analysis using Kernel estimation (spatstat), Ripley's K function (spatstat) and space-time K function (splancs). My research is at the continental level and the region area includes Asia, Europe and Africa. The metho