rio-terrain# rio_terrain Package terrain Module aspect() curvature() slope() windowing Module block_count() bounds_window() expand_window() intersect_bounds() is_raster_aligned() is_raster_congruent() is_raster_intersecting() margins() slices_to_window() subsample() tile_dim() tile_dims() tile_grid() tile_grid_intersection() trim() window_bounds() statistics Module mean() minmax() stddev() focalstatistics Module mad() std() std_ndimage()