Re: [R-sig-Geo] classIntervals function not finishing

2008-11-05 Thread Corey Sparks
I too have seen the style="fisher" method take a long time, e.g. ~30min for only ~3000 polygons. Corey Corey Sparks Assistant Professor Department of Demography and Organization Studies College of Public Policy One UTSA Circle San Antonio, TX 78239 [EMAIL PROTECTED] ___

Re: [R-sig-Geo] classIntervals function not finishing

2008-11-04 Thread Paul Hiemstra
Hi, My experience with the fisher method of calculating intervals is that it becomes very slow if applied to a larger dataset. Your dataset is much much larger than what I have tried to do with style="fisher". So it is not strange what you are seeing. You could select a subset of the data to

[R-sig-Geo] classIntervals function not finishing

2008-11-04 Thread Edward Tomlinson
Hi List, I am having trouble with the classIntervals function. Something seems to be going wrong as the function is not returning (in 8hr +). i am trying to call the function as follows t1 <- classIntervals(map$map.mapset, n=7, style="fisher") there are about 2.3 million cells in the image. Th