Photogrammetry-derived historical orthoimagery for Homer, Alaska from 1951, 1952, 1964, and 1985

The State of Alaska Division of Geological & Geophysical Surveys (DGGS) used Structure-from-Motion (SfM) photogrammetry to produce orthoimagery for the City of...阿拉斯加州地质与地球物理调查局（Division of Geological & Geophysical Surveys，DGGS）采用运动恢复结构（Structure-from-Motion，SfM）摄影测量技术，为……市生成正射影像图。