| dummy_tbl | transforming a category tibble into the corresponding dummy variable tibble |
| dummy_vector | transforming a categorical variable into dummy variables |
| fuzzyoverlay | spatial fuzzy overlay |
| inverse_distance_swm | construct inverse distance weight |
| normalize_vector | normalization |
| sf_distance_matrix | generates distance matrix |
| sf_geometry_name | sf object geometry column name |
| sf_geometry_type | sf object geometry type |
| sf_utm_proj_wgs84 | generates wgs84 utm projection epsg coding character |
| sf_voronoi_diagram | generates voronoi diagram |
| spdep_contiguity_swm | constructs spatial weight matrices based on contiguity |
| spdep_distance_swm | constructs spatial weight matrices based on distance |
| spdep_nb | construct neighbours list |
| spdep_skater | spatial c(k)luster analysis by tree edge removal |
| standardize_vector | standardization |