adjacent                Determine adjacent points
as.starray              Convert array to 'starray'
as.sts                  Convert object to 'sts' class
assemble                Assemble spline ingredients for sandwich smooth
border.grid             Construct border for grid
bspline                 B-spline specification
circulate               Circulate values of a vector
connect                 Connect 'hero_radsplines'
create.prepared_list    Manually create a 'prepared_list'
default.evalargs        Construct default 'evalargs'
default.splines         Construct default splines
diffpen                 P-spline difference penalty
enhance                 Enhance penalty value
enhance.grid            Enhance penalty value using grid search
enlarge                 Enlarge spatial domain
generate.data2d         Generate 2d data
generate.data3d         Generate 3d data
hero                    Construct a hero sandwich smoother
knot.design             Design knot/breakpoint spacing
kronecker.seq           A sequence of kronecker products
loglambda2gcv           Determine GCV statistic
ludata                  Data for f1 function from Lu et al. (2012)
plot.hero_adjacent      Plot a 'hero_adjacent' object
plot.hero_bspline       Plot a 'hero_bspline' object
plot.hero_enlarge       Plot a 'hero_enlarge' object
plot.hero_matrix        Plot a 'hero' object
plot.hero_radspline     Plot a 'hero_radspline'
poly2SpatialPolygons    Convert simple polygon to a 'SpatialPolygons'
                        object
precompute              Precompute objects
predict.hero            Predict method for 'hero' object
predict.hero_bspline    Predict method for 'hero_bspline' object
predict.hero_radspline
                        Predict method for a 'hero_radspline'
prepare                 Prepare data for sandwich smooth
prepare.array           Prepare data array for sandwich smooth
prepare.list            Prepare data array for sandwich smooth
prepare.matrix          Prepare data matrix for sandwich smooth
prepare.numeric         Prepare data vector for sandwich smooth
prepare.starray         Prepare 'starray' for sandwich smooth
prepare.sts             Prepare 'starray' for sandwich smooth
prepare_sequential      Sequentially prepare data for sandwich smooth
radspline               Radial basis spline specification
rh                      Rotated H-transform
rh.seq                  Apply 'rh' sequentially
spdiffpen               Spatial difference penalty
tasmax                  Computer-generated temperature data
wrfg_cgcm3_tasmax       Computer-generated temperature data
