digital surface model

Structure-from-Motion (SfM). Instead of a single stereo pair, the SfM technique requires multiple, overlapping photographs as input to feature extraction and 3-D reconstruction algorithms. From: Westoby et al., 2012.

Making 3D Models with Photogrammetry

December 19, 2016November 2, 2016 by Mark Altaweel

With the prevalence of smartphones and drones, photogrammetry is now widely present as an effective and cost-efficient method to easily recreate 3D models of large areas and specific objects or buildings.