Contact: info [at] opengeospatial.org
24 June 2014. The OGC calls for participation in an interoperability experiment to define data quality requirements for virtual 3D city models encoded in CityGML.
CityGML has been widely adopted and is used throughout the world as a data model and exchange format for virtual 3D city and landscape models. An increasing range of applications has raised the demand for high quality 3D data.