de_county               de_county
de_tract                de_tract
ds_abs_cent             Compute Absolute Centralization
ds_abs_clust            Compute Absolute Clustering
ds_abs_conc             Compute Absolute Concentration
ds_atkinson             Compute Atkinson b Index
ds_blau                 Compute Blau's Index
ds_correlation          Compute Correlation Index
ds_dd_interaction       Compute Distance Decay Interaction
ds_dd_isolation         Compute Distance Decay Isolation
ds_delta                Compute Delta Index
ds_dissim               Compute Dissimilarity Index
ds_diversity            Compute Diversity
ds_entropy              Compute Entropy Index
ds_gini                 Compute Gini Index
ds_hhi                  Compute Herfindahl-Hirshman Index
ds_interaction          Compute Interaction Index
ds_inv_simpson          Compute Simpson Index
ds_isolation            Compute Isolation Index
ds_rel_cent             Compute Relative Centralization
ds_rel_clust            Compute Relative Clustering
ds_rel_conc             Compute Relative Concentration
ds_reyni                Compute Reyni Entropy
ds_shannon              Compute Shannon Index
ds_spat_prox            Compute Spatial Proximity
