search for: numvsdistscount

...e a colour-scale like that, too, but] My current approach, based on a bit in the back of Crawley's R book, was to create a new data file where I rounded distance off, and counted the number of similar rows to give a third column (a count). I then did: library(akima) obs <- read.table("numvsdistscount.dat") zz <- with(obs,interp(V1,V2,V3)) filled.contour(zz,col=heat.colors(12)) But: i) I think doing a rounding step to create the third column (separate from the plot generation) is unwise ii) This results in a shaded area less than the full area of the plot iii) The colour comes out almos...