Complex landscapes with high topographic relief and intricate geometry present challenges
for complete and accurate mapping of both lateral (x, y) and vertical (z) detail without …

Unmanned aerial photogrammetric surveys are increasingly being used for mapping and
studying natural hazards, such as rockfalls. Surveys using unmanned aerial vehicles (UAVs) …

In surface mining, rockfall can seriously threaten the safety of personnel located at the base
of highwalls and cause serious damage to equipment and machinery. Close-range …

Tibet has an average altitude of 4900 m, a complex terrain, and unique climatic conditions.
The technologies used to survey this country's local architectural heritage must be portable …

This work focuses on investigating the accuracy of 3D reconstructions from fixed stereo-
photogrammetric monitoring systems through different camera calibration procedures. New …

Recent advances in photogrammetry and computer vision have seen a growing interest in
3D image-based modelling. Semi-automatic workflows for processing large image sets are …

Emerging technologies are revolutionising the way in which rock mass defects are being
characterised. The traditional approach of measuring rock discontinuities using a geological …