calculate_gaps_perc     Compute the percentile value of each height
get_cbh_metrics         Methods to estimated the Crown Base Height of a
                        tree: maximum LAD percentage, maximum distance
                        and the last distance
get_cum_break           CBH estimation using the breaking point method
                        and the LAD percentage below and above the CBH
get_depths              Fuels depth in meters
get_distance            Distances between fuel layers
get_effective_gap       Effective Distances between fuel layers
get_gaps_fbhs           Gaps and Fuel layers Base Height (FBH)
get_layers_lad          Leaf Area Density (LAD) percentage comprised in
                        each effective fuel layer
get_plots_cbh_LAD       Plots the Crown Base Height (CBH) based on the
                        maximum LAD percentage criterium
get_plots_cbh_bp        Plot of the Crown Base Height (CBH) based on
                        the breaking point method
get_plots_cbh_lastdist
                        Plots the Crown Base Height (CBH) based on the
                        last distance criterium
get_plots_cbh_maxdist   Plots the Crown Base Height (CBH) based on the
                        maximum distance criterium
get_plots_effective     Plots of fuel layers with LAD percentage > 10
get_plots_gap_fbh       Plots of tree profiles with gaps and fuel
                        layers base height (fbh)
get_real_depths         Effective fuel layers depth
get_real_fbh            Fuels base height recalculation after after
                        considering distances greater than any number
                        of height bin steps
get_renamed0_df         Rename and reorder columns (I)
get_renamed_df          Rename and reorder columns (II)
