Chimney Bluffs digital elevation model (DEM) from low-altitude aerial imagery from unmanned aerial systems (UAS) flights over of the Lake Ontario shoreline in the vicinity of Chimney Bluffs, New York in July 2017 (32-bit floating point GeoTIFF image)

Low-altitude (80-100 meters above ground level) digital images were obtained from a camera mounted on a 3DR Solo quadcopter, a small unmanned aerial system (UAS), in...低空（地面以上80至100米）的数字图像系由搭载于3DR Solo四旋翼无人机——一款小型无人航空系统（Unmanned Aerial System，UAS）——的相机采集所得，在...