alphahull, stringi, rgeos (>= 0.1-4), methods
alphahull, stringi, rgeos (>= 0.1-4), pbapply, cleangeo,
methods, Rcpp (>= 0.12.9)
alphahull (>= 2.5), stringi, stringdist, rgeos (>= 0.1-4),
raster, pbapply, cleangeo, methods, Rcpp (>= 0.12.9)
alphahull (>= 2.5), stringi, sf, terra, pbapply, units,
rnaturalearth, methods, Rcpp (>= 0.12.9)