User-Driven Geolocation of Untagged Desert Imagery Using Digital Elevation Models. - Eric Tzeng; Andrew Zhai; Matthew Clements; Raphael Townshend; Avideh Zakhor (CVPR Workshops, 2013)

User-Aided Geo-location of Untagged Desert Imagery. - Eric Tzeng; Andrew Zhai; Matthew Clements; Raphael Townshend; Avideh Zakhor (Large-Scale Visual Geo-Localization, 2016)