Like all editing environments, PurVIEW works best when coupled with good geodatabase design. Accordingly, Fugro EarthData first works with the customer to craft a GeoSAR TLM geodata model. This model is a geodatabase that encapsulates the feature data and product specifications that guide Fugro EarthData’s analysts in the decomposition of GeoSAR data. The geodatabase structure reflects the TLM extraction rules and process control guidelines, the data dictionary and data models, and the metadata standards and quality metrics that will comprise the work package.
The geodatabase is made accessible (on-demand, enterprise-wide) by ESRI’s ArcGIS Server’s geodata management and service framework. Generating GeoSAR TLM geodata then relies on extraction rules and radargrammetry techniques that are very similar to traditional photogrammetry.