extract_dist            Extracting distances to nearest seed source for
                        point data
k_exponential_power     Dispersal kernels from exponential power family
k_lognormal             Dispersal kernels for log-normal distance
                        distributions
k_power                 Power-law dispersal kernels
k_t                     Dispersal kernels from spatial t distribution
k_weibull               Dispersal kernels for Weibull distance
                        distributions
predict_quax            Prediction of potential regeneration densities
quax                    Estimating potential regeneration densities by
                        quantile regression
regeneration            Regeneration densities at inventory plots and
                        potential dispersal distances to nearest seed
                        trees
seed_tree_distmap       Distance map to nearest seed source
summary.quax            Summarizing quantile regression fits of
                        potential regeneration densities
