UAS Photogrammetry for Precise Digital Elevation Models of Complex Topography: A Strategy Guide

• Published in: ISPRS annals of the photogrammetry, remote sensing and spatial information sciences Vol. X-2-2024; pp. 57 - 64
• Main Authors: Elias, Melanie, Isfort, Steffen, Eltner, Anette, Maas, Hans-Gerd
• Format: Journal Article
• Language: English
• Published: Gottingen Copernicus GmbH 10.06.2024; Copernicus Publications
• Subjects: Accuracy; Altitude; Calibration; Cameras; Data acquisition; Digital Elevation Models; Elevation; Flight; Glaciers; Kinematics; Photogrammetry; Remote sensing; Self calibration; Sensors; Software; Systematic errors; Terrain; Topography

The presented research investigates different strategies to acquire high-precision digital elevation models (DEMs) of complex and inaccessible terrain using Structure-from-Motion and Multi-View Stereo applied to data of an unoccupied aerial system (UAS) equipped with real-time-kinematic (RTK)-GNSS....