Research on Model Method Metadata Standard in Spatial Information System

Model method metadata provided a new solution to the sharing of model method data in the spatial information system. Furthermore, it is crucial to research the basic model method metadata standard. With the analysis of research status at home and abroad, the author determined the main content of model method metadata, put forward the design mode, and defined the component of model method metadata using data dictionary. Finally, the author discussed deeply the data format which model method metadata can use.