Thank you very much for response.
Here i have attached the my code below . Pls have a look and suggest me the solution.
Thanking you in advance
Yours
Pujan
mol.gr <- read.table(?D:/Pujan_IUPWARE/Second_Year/Thesis/mol.dat?)
mol.gr[,"x"] <-mol.gr[,1]
mol.gr[,"y"] <-mol.gr[,2]
mol.gr[,"Green Band Reflectance"] <-mol.gr[,3]
map<-as.geodata(mol.gr) # make a geoR object to use various ready-made R unctions
coal.var <- variog(map, max.dist =283.6) # omnidirectional semivariogram up to half max distance
Note: The total number of data points are 14094.
_________________________________________________________________
08