
Initiatives, such as INSPIRE and the US DHS Geospatial Data Model, are working to develop a rich set of standards that will create harmonized models and themes for the spatial information infrastructure. However, this is only the first step. Semantically meaningful models must...

Agreement on the syntax and formats of spatial data and developing systems to handle these is the first step towards the spatial information infrastructure (SII). Although a set of standards has already been established, a wealth of other technical and non-technical aspects must...