CRS for 2D index-domain referenced axis. https://www.opengis.net/def/crs/OGC/0/Index2D 2D Index CRS Initial version (0.1) not known %cartesian2D% Initial version (0.1) 1D coordinate system with indexed coordinates [GridSpacing]. %index-cs% Initial version (0.1) i https://www.opengis.net/def/axisDirection/OGC/0/indexedAxisPositive 1D coordinate system with indexed coordinates [GridSpacing]. %index-cs% Initial version (0.1) j https://www.opengis.net/def/axisDirection/OGC/0/indexedAxisPositive A general nD image datum with the origin at the lower bound of the origin cell in the axis. %indexnd-td-corner% Initial version (0.1) not known https://www.opengis.net/def/pixelInCell/OGC/1.0/cellCenter