This DSM uses over 204 million ground control points with an accuracy of 25 cm RMSE or better to control the vertical elevation of an aggregated surface model derived from ASTER GDEM v2, SRTM v2.1, and GTOPO30.The corrected DSMs were combined with Intermap’s proprietary data fusion technology to create a seamless, void-filled, and consistent dataset with a global accuracy of 7 meters RMSE. Additionally, it offers the most comprehensive coverage of the earth and regular automatic data updates for customers.

To find out more about Intermap’s NextMap World 30 please visit www.intermap.com. For an overview of the BlackBridge, please visit www.blackbridge.com.
 
About BlackBridge

BlackBridge is focused on providing end-to-end solutions across the geospatial value chain. This includes satellite operations, ground station services, data center and geocloud solutions, and worldwide satellite imagery distribution through over 100 BlackBridge partners, combined with the creation of value added products and services.