KT_spits                KT_data: Niveau measurements from the fictional
                        trench of a excavation KT
KT_squarecorners        KT_data: Corner points of a 1m*1m raster within
                        the trench of a fictional excavation KT
KT_vessel               KT_data: Information about individual sherds of
                        a reconstructed vessel from the trench of a
                        fictional excavation KT
cootrans                Tool for transforming local metric coordinates
draw_circle             Draws a circular point cloud (3D)
draw_sphere             Draws a spherical point cloud (3D)
fillhexa                Fills hexahedrons with a regular point raster
                        (3D)
kriglist                Apply kriging {kriging} to a list of
                        data.frames
pnp                     Check if a point is within a polygon (2D)
pnpmulti                Check if multiple points are within a polygon
                        (2D)
posdec                  Multiple point position decision in relation to
                        a set of stacked surfaces (3D)
posdeclist              Multiple point position decision in relation to
                        a set of stacked surfaces (3D) for multiple
                        data.frames in a list
rescale                 Scales a point cloud (3D)
rotate                  Rotate a point cloud around a pivot point (3D)
spatiallong             Transformation of numeric matrices from wide to
                        long format
spatialwide             Transformation of numeric matrices from long to
                        wide format
spitcenter              Center determination for hexahedrons
spitcenternat           Center determination for rectangles whose tops
                        and bottoms are defined by irregular surfaces
                        (3D)
spitcenternatlist       Center determination for rectangles whose tops
                        and bottoms are defined by irregular surfaces
                        (3D) for multiple data.frames in a list
