xvalid {RGeoS} | R Documentation |
Cross-validation procedure
xvalid(db, model = model.input(), neigh = neigh.input(), uc = c("1"), mean = NA, radix = NA, modify.target = TRUE)
db |
The |
model |
The |
neigh |
The |
uc |
The vector of strings describing the drift conditions |
mean |
Array containing the mean of each variable, used in the case of Simple (Co-)Kriging |
radix |
Radix of the name given to the variables storing the results in the target Db. |
modify.target |
When TRUE, the cross-validation results are set as new target variables in the output |
The input Db where the following variables have been added:
* the estimation error (extension: "esterr")
* the normalized error (extension: "stderr")
These variables are duplicated for each one of the data variables.