search for: cokiriging

...ut result is same. Would any one please be able to give a solution for this? Any advice regarding this highly appreciated. Note: same error message gave when I was using krige function . Then I changed the code and add a loop to estimate the one by one. It worked. But this technique not work for cokiriging it gives the same error message. require(gstat) require(automap) data_c <- read.csv("cu_s_data.csv", header=T) grid<- read.csv("grid.csv", header=T) coordinates(data_c) <- ~X+Y+Z coordinates(grid) <- ~x+y+z proj4string(grid)=CRS("+init=epsg:28992") proj...