de.lmu.ifi.dbs.elki.math.spacefillingcurves.PeanoSpatialSorter
de.lmu.ifi.dbs.elki.math.spacefillingcurves.ZCurveSpatialSorter
de.lmu.ifi.dbs.elki.math.spacefillingcurves.HilbertSpatialSorter
de.lmu.ifi.dbs.elki.math.spacefillingcurves.BinarySplitSpatialSorter