Topographic survey of the Nooksack River using structure from motion photogrammetry, September 2015
Structure from motion photogrammetry was used to contruct a digital elevation model of the Nooksack River based on images acquired on September 15, 2015. Images were acquired using a Ricoh GR II camera mounted in a near-nadir orientation in the wing of a fixed-wing aircraft, flying approximately 1,500' above ground …