Earth_poly              Function to define the boundary Earch polygon
                        in longlat projection for a given resolution.
Heron                   Internal util functions for polygon properties.
INLAspacetime           Spatial and Spatio-Temporal Models using INLA
Jmatrices               The 2nd order temporal matrices with boundary
                        correction
ar2cov                  Illustrative code to compute the covariance of
                        the second order autoregression (AR2) model.
ar2precision            Precision matrix for a stationary AR2 model.
barrierModel.define     Define a spacetime model object for the 'f()'
                        call.
bru_get_mapper.stModel_cgeneric
                        Mapper object for automatic inlabru interface
cgeneric_sspde          Define the stationary SPDE cgeneric model for
                        INLA.
downloadUtilFiles       Download files from the NOAA's GHCN daily data
ghcndSelect             Select data from the daily dataset
mesh.dual               Extracts the dual of a mesh object.
mesh2d                  Illustrative code for building a mesh in 2d
                        domain.
mesh2fem                Illustrative code for Finite Element matrices
                        of a mesh in 2d domain.
mesh2projector          Illustrative code to build the projector matrix
                        for SPDE models.
outDetect               Detect outliers in a time series considering
                        the raw data and a smoothed version of it.
paramsUtils             User/internal parameters mapping functions
spde2precision          Illustrative code to build the precision matrix
                        for SPDE kind models.
stModel.define          Define a spacetime model object for the 'f()'
                        call.
stModel.matrices        Define the spacetime model matrices.
stModel.precision       Spacetime precision matrix.
stats.inla              To retrieve goodness of fit statistics for a
                        specific model class.
stdSubs                 To check unusual low/high variance segments
stlines                 To visualize time series over space.
worldMap                Helper functions to retrieve the world map, a
                        world polygon, and create grid centers.
world_grid              Define a regular grid in 'Mollweide'
                        projection, with units in kilometers.
