independence_weights    Construction of distance covariance optimal
                        weights weights
print.independence_weights
                        Printing results for estimated energy balancing
                        weights
simulate_confounded_data
                        Simulation of confounded data with a continuous
                        treatment
weighted_energy_stats   Calculation of weighted energy statistics for
                        weighted dependence
weighted_kernel_est     Calculation of weighted nonparametric
                        regression estimate of the dose response
                        function
