Reference

Aggregation functions
winmove_agg()	Moving-window data aggregation
nomove_agg()	Direct data aggregation
Moving window smoothing
winmove()	Create moving window surface
Additional utilities
create_torus()	Pad a raster by a specified radius
Data
cat_ls	Example categorical raster (fine_dat)
cont_ls	Example continuous raster (fine_dat)
g_sf	Example grid (coarse_dat)
poly_sf	Example polygon (coarse_dat)