High-fidelity detection of rockfalls in Yosemite Valley by coupling historical imagery with Structure-from-Motion photogrammetry and terrestrial laser scanning

Greg M Stock1, Antoine Guerin2, Mariah J. Radue1, Michel Jaboyedoff2, Brian D Collins3, Battista Matasci2, Nikita Avdievitch1 and Marc-Henri Derron2, (1)National Park Service, Yosemite National Park, El Portal, CA, United States, (2)University of Lausanne, Institute of Earth Sciences, Lausanne, Switzerland, (3)USGS Landslide Hazards Program, Menlo Park, CA, United States
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