D2                      Second derivative of the likelihood
calcScaleDistMats       Calculate matrices for NSGP covariance function
covMat                  Calculate a covariance matrix
dataExampleGPFR         Data simulated in the GPFR example
dataExampleMGPR         Data simulated in the MGPR example
distanceMatrix          Calculate generalised distances
gpfr                    Gaussian process functional regression (GPFR)
                        model
gpfrPredict             Prediction of GPFR model
gpr                     Gaussian process regression (GPR) model
gprPredict              Prediction of GPR model
mat2fd                  Create an 'fd' object from a matrix
mgpCovMat               Calculate a multivariate Gaussian processes
                        covariance matrix given a vector of
                        hyperparameters
mgpr                    Multivariate Gaussian process regression (MGPR)
                        model
mgprPredict             Prediction of MGPR model
nsgpCovMat              Calculate a NSGP covariance matrix given a
                        vector of hyperparameters
nsgpCovMatAsym          Calculate an asymmetric NSGP covariance matrix
nsgpr                   Estimation of a nonseparable and/or
                        nonstationary covariance structure (NSGPR
                        model)
nsgprPredict            Prediction of NSGPR model
plot.gpfr               Plot GPFR model for either training or
                        prediction
plot.gpr                Plot GPR model for either training or
                        prediction
plot.mgpr               Plot predictions of GPR model
plotImage               Draw an image plot for a given two-dimensional
                        input
plotmgpCovFun           Plot auto- or cross-covariance function of a
                        multivariate Gaussian process
unscaledCorr            Calculate an unscaled NSGP correlation matrix
