bi_di                   Estimate the diameter at a given height based
                        on a fitted Bi (2000) taper equation.
bi_hi                   Estimate the height at which a given diameter
                        occurs in a tree, based on a fitted Bi (2000)
                        taper equation.
bi_logs                 Simulate log extraction using a Bi (2000)
                        variable-form taper equation that describes the
                        taper of the tree.
bi_logs_plot            Visualize the simulation of log cutting along
                        the stem using a Bi (2000) variable-form taper
                        equation.
bi_vol                  Estimate the total or partial volume of the
                        tree, based on a fitted Bi (2000) taper
                        function.
kozak_di                Estimate the diameter at a given height based
                        on a fitted Kozak (2004) taper equation.
kozak_hi                Estimate the height at which a given diameter
                        occurs in a tree, based on a fitted Kozak
                        (2004) taper equation.
kozak_logs              Simulate log extraction using a Kozak (2004)
                        variable-form taper equation that describes the
                        taper of the tree.
kozak_logs_plot         Visualize the simulation of log cutting along
                        the stem using a Kozak (2004) variable-form
                        taper equation.
kozak_vol               Estimate the total or partial volume of the
                        tree, based on a fitted Kozak (2004) taper
                        function.
poly5_di                Estimate the diameter at a given height based
                        on a 5th degree polynomial function.
poly5_hi                Estimate the height at which a given diameter
                        occurs in a tree, based on a 5th degree
                        polynomial function.
poly5_logs              Simulate log extraction using a 5th degree
                        polynomial that describes the taper of the
                        tree.
poly5_logs_plot         Visualize the simulation of log cutting along
                        the stem using a 5th degree polynomial that
                        describes the tree taper.
poly5_vol               Estimate the total or partial volume of the
                        tree, based on a 5th degree polynomial function
                        that describes the taper of the tree.
select_and_remove       Remove unwanted data by selecting it
taper_bi                Bi (2004) Taper Function.
taper_kozak             Kozak (2004) Taper Function.
tree_scaling            Tree scaling example data
