angularity              angularity
arc                     Average-Relative Curvature (ARC)
area2d                  2D surface area
dkborder                dkborder
dkcrop                  crop a mesh
dkmap                   3d topographic map
dkmodel                 dkmodel
dkorigin                dkorigin
dkpongo                 dkpongo
dkprofile               cumulative profile, its slope and the area
                        under its curve
dksetview               preset orientations
dne                     Dirichlet normal energy
elev                    elevation
hypso                   hypso
inclin                  inclin
oedist                  Distance from outer enamel surface to enamel
                        dentine junction
opc                     orientation patch count
opcr                    orientation patch count rotated
orient                  orientation of polygons
poly.network            Identify polygon networks
polygon.network-class   S4 class for polygon networks
rfi                     relief index
rrate                   relief rate
shape.index             shape.index
slope                   slope
