Math.sk                 Math group generics
Ops.sk                  Operations group generics
[.sk                    Extract a sk list element (single-bracket
                        access)
[<-.sk                  Single-bracket assign
[[.sk<-                 sk_methods.R Dean Koch, 2022 S3 methods for sk
                        grid list objects
anyNA.sk                Check for presence of grid points with missing
                        data (NAs)
as.double.sk            Coerce grid values to numeric (double type)
as.integer.sk           Coerce grid values to integer
as.logical.sk           Coerce grid values to logical
as.matrix.sk            convert to matrix
as.vector.sk            Convert grid data to vector of specified mode
dim.sk                  Grid dimensions
is.na.sk                Indices of grid points with missing data (NAs)
length.sk               The number of grid-points
mean.sk                 Calculate the mean value in a grid
plot.sk                 Heatmap plots
print.sk                Auto-printing
sk                      Make a snapKrig grid list object
sk_GLS                  Generalized least squares (GLS) with Kronecker
                        covariances for sk grids
sk_LL                   Likelihood of covariance model 'pars' given the
                        data in sk grid 'g'
sk_cmean                Compute kriging predictor (or variance) for an
                        sk grid
sk_coords               Return coordinates of a grid of points in
                        column-vectorized order
sk_export               Convert "sk" grid to SpatRaster
sk_fit                  Fit a covariance model to an sk grid by maximum
                        likelihood
sk_nLL                  Negative log-likelihood for parameter vector
                        'p'
sk_pars                 Initialize Kronecker covariance function
                        parameters for a sk grid
sk_plot                 Plot grid data
sk_plot_pars            Plot the covariance structure of a snapKrig
                        model
sk_plot_semi            Plot a semi-variogram
sk_rescale              Up or down-scale a sk grid by an integer factor
sk_sample_vg            Sample point pair absolute differences for use
                        in semi-variogram estimation
sk_sim                  Random draw from multivariate normal
                        distribution for sk grids
sk_snap                 Snap a set of points to a "sk" grid
sk_var                  Generate a covariance matrix or its
                        factorization
summary.sk              Grid summary
