This function creates a figure to find the optimal alphahull value each year. It creates a figure similar to Fig. S2.1 from https://neobiota.pensoft.net/article/177041.
scale_selection(data = alpha_selection)A ggplot that finds the preferred α’ for each year using Youden's J statistic.
if (FALSE) { # \dontrun{
scale_selection()
} # }