Global Digital Terrain Models: Evaluation of vertical accuracy against different morphological contexts

Mohamed Helmy, Emanuele Mandanici, Luca Vittuari, Gabriele Bitelli, Faculty of Engineering, Department of Civil, Environmental and Materials Engineering, University of Bologna, Faculty of Engineering, Geodesy and Geomatics Division, Sapienza University of Rome, Faculty of Engineering, Department of Civil Engineering, University of Benha

Progress in Physical Geography: An International Review of Geographical Work in the Natural and Environmental Sciences

Published online on December 07, 2025

Abstract

Progress in Physical Geography: Earth and Environment, Ahead of Print.
Digital Terrain Models (DTMs) are essential representations of Earth’s surface, widely used in topographic mapping, hydrological modeling, engineering, and hazard assessment. Advances in satellite imagery, LiDAR, and interpolation techniques have ...