Terrain changes from images acquired on opportunistic flights by SfM photogrammetry

• Published in: The Cryosphere
• Main Authors: Girod, Luc Maurice Ramuntcho, Nuth, Christopher, Kääb, Andreas, Etzelmüller, Bernd, Köhler, Jack C.
• Format: Article in Journal/Newspaper
• Language: English
• Published: National Snow and Ice Data Center 2017
• Subjects: Endeavour; Svalbard; glacier; The Cryosphere; Thermokarst
• Online Access: http://hdl.handle.net/10852/62149; http://urn.nb.no/URN:NBN:no-64742; https://doi.org/10.5194/tc-11-827-2017

Acquiring data to analyse change in topography is often a costly endeavour requiring either extensive, potentially risky, fieldwork and/or expensive equipment or commercial data. Bringing the cost down while keeping the precision and accuracy has been a focus in geoscience in recent years. Structure...