| FourHbootstrap | Bootstraps of the incidence-based 4H Index |
| FourHbootstrapA | Bootstraps of the abundance-based 4H Index |
| FourHcentroid | Centroid of bootstrapped 4H-indices |
| FourHcompare | Tests whether multiple systems have significantly different 4H-indices |
| FourHnull | Bootstrapped null models of the 4H-index |
| FourHnullplane | Null Plane |
| FourHnullplaneD | Bootstrap Distribution Around the Null Plane |
| FourHpreanalysis | Bootstraps of the percentage of gamma diversity that is core |
| FourHquaternary | Plot bootstrapped 4H-indices |
| FourHquaternaryC | Plot centroid of bootstrapped 4H-indices |