with lower-resolution digital elevation model (DEM) data to create pixel-scale DEMs at a two-meter resolution. This new method is not limited by the coverage constraints of NAC-derived digital ...

CIRES scientists at NGDC have created tested and reviewed a new Digital Elevation Model (DEM) development methodology to build companion structured and unstructured DEMs from the same source elevation ...

This first-ever global digital-elevation model (DEM) of Mercury combines more than 10,000 images acquired by the spacecraft to take viewers across the wide-open spaces of the tiny world.