Geographic MetaData (GMD) extensible markup language is a component of the XML Schema Implementation of Geographic Information Metadata documented in ISO/TS 19139:2007. GMD includes all the definitions of http://www.isotc211.org/2005/gmd namespace. The root document of this namespace is the file gmd.xsd. This portrayalCatalogue.xsd schema implements the UML conceptual schema defined in A.2.6 of ISO 19115:2003. It contains the implementation of the following classes: MD_GridSpatialRepresentation, MD_VectorSpatialRepresentation, MD_SpatialRepresentation, MD_Georeferenceable, MD_Dimension, MD_Georectified, MD_GeometricObjects, MD_TopologyLevelCode, MD_GeometricObjectTypeCode, MD_CellGeometryCode, MD_DimensionNameTypeCode, MD_PixelOrientationCode. |