R version 3.0.0 (2013-04-03) -- "Masked Marvel"
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> ############################################################################
> #      Begin tests of Matern covaraince parameter estimate
> # Note that in all tests the smoohtness (nu) is fixed
> # and only theta (range), sill ( rho) and nugget (sigma2) are considered. 
> ##########################################################################
> library(fields)
Loading required package: spam
Spam version 0.29-2 (2012-08-17) is loaded.
Type 'help( Spam)' or 'demo( spam)' for a short introduction 
and overview of this package.
Help for individual functions is also obtained by adding the
suffix '.spam' to the function name, e.g. 'help( chol.spam)'.

Attaching package: 'spam'

The following object is masked from 'package:base':

    backsolve, forwardsolve

Loading required package: maps
> 
> options( echo=FALSE)
testing:  check REML rho
    PASSED test at tolerance  2e-05
testing:  check REML theta
    PASSED test at tolerance  2e-05
testing:   check REML sigma2
    PASSED test at tolerance  5e-06
testing:  check REML rho
    PASSED test at tolerance  0.001
testing:  check REML theta
    PASSED test at tolerance  0.001
testing:   check REML sigma2
    PASSED test at tolerance  2e-04
testing:  Profile likelihoods from Krig and optim
    PASSED test at tolerance  1e-08
testing:  Profile likelihoods from Krig and golden search
    PASSED test at tolerance  1e-08
done with Matern REML estimator tests where smoothness is fixed
> 
> proc.time()
   user  system elapsed 
 10.669   0.206  10.867