CitySatisf              City Life Satisfaction Dataset
OCC                     Ordinal Correlation Coefficient (OCC)
compute_R2              Wasserstein R-squared
compute_wfrechet_mean   Compute the Wasserstein Fréchet mean of
                        compositional data
default_lambda_grid     Lambda grid
educFM                  Education level of father (F) and mother (M)
opi                     Ordinal Preservation Index
ordinal_regression_simplex
                        Ordinal Compositional Regression on the Simplex
safe_dirichlet          Safe Dirichlet Sampling
select_lambda           Selection of Regularization Parameters
solve_simplex_lp        Solve Simplex-Constrained Linear Program
tensor_product          Tensor Product of Compositions
wd                      Weighted Wasserstein Distance (W1)
wd_matrix               Matrix Wasserstein Distance
