Quantitative remote sensing at ultra-high resolution with UAV spectroscopy: a review of sensor technology, measurement procedures, and data correction workflows

H Aasen, E Honkavaara, A Lucieer, PJ Zarco-Tejada - Remote Sensing, 2018 - mdpi.com
In the last 10 years, development in robotics, computer vision, and sensor technology has
provided new spectral remote sensing tools to capture unprecedented ultra-high spatial and …

Accuracy of unmanned aerial vehicle (UAV) and SfM photogrammetry survey as a function of the number and location of ground control points used

E Sanz-Ablanedo, JH Chandler, JR Rodríguez-Pérez… - Remote Sensing, 2018 - mdpi.com
The geometrical accuracy of georeferenced digital surface models (DTM) obtained from
images captured by micro-UAVs and processed by using structure from motion (SfM) …

Optimising UAV topographic surveys processed with structure-from-motion: Ground control quality, quantity and bundle adjustment

MR James, S Robson, S d'Oleire-Oltmanns… - Geomorphology, 2017 - Elsevier
Abstract Structure-from-motion (SfM) algorithms greatly facilitate the production of detailed
topographic models from photographs collected using unmanned aerial vehicles (UAVs) …

Employing non-contact sensing techniques for improving efficiency and automation in numerical modelling of existing masonry structures: A critical literature review

N Kassotakis, V Sarhosis - Structures, 2021 - Elsevier
This paper presents approaches for the employment of non-contact sensing to enhance both
the efficiency and reliability of numerical modelling of historic masonry. It commences with a …

UAV lidar and hyperspectral fusion for forest monitoring in the southwestern USA

T Sankey, J Donager, J McVay, JB Sankey - Remote Sensing of …, 2017 - Elsevier
Forest vegetation classification and structure measurements are fundamental steps for
planning, monitoring, and evaluating large-scale forest changes including restoration …

High-throughput phenoty** of plant height: comparing unmanned aerial vehicles and ground LiDAR estimates

S Madec, F Baret, B De Solan, S Thomas… - Frontiers in plant …, 2017 - frontiersin.org
The capacity of LiDAR and Unmanned Aerial Vehicles (UAVs) to provide plant height
estimates as a high-throughput plant phenoty** trait was explored. An experiment over …

Guidelines on the use of structure‐from‐motion photogrammetry in geomorphic research

MR James, JH Chandler, A Eltner… - Earth Surface …, 2019 - Wiley Online Library
As a topographic modelling technique, structure‐from‐motion (SfM) photogrammetry
combines the utility of digital photogrammetry with a flexibility and ease of use derived from …

Quality assessment of DSMs produced from UAV flights georeferenced with on-board RTK positioning

G Forlani, E Dall'Asta, F Diotri, U Morra di Cella… - Remote sensing, 2018 - mdpi.com
High-resolution Digital Surface Models (DSMs) from unmanned aerial vehicles (UAVs)
imagery with accuracy better than 10 cm open new possibilities in geosciences and …

[HTML][HTML] Enhancing UAV–SFM 3D model accuracy in high-relief landscapes by incorporating oblique images

PR Nesbit, CH Hugenholtz - Remote Sensing, 2019 - mdpi.com
Complex landscapes with high topographic relief and intricate geometry present challenges
for complete and accurate map** of both lateral (x, y) and vertical (z) detail without …

[HTML][HTML] Photogrammetry using UAV-mounted GNSS RTK: Georeferencing strategies without GCPs

M Štroner, R Urban, J Seidl, T Reindl, J Brouček - Remote Sensing, 2021 - mdpi.com
Georeferencing using ground control points (GCPs) is the most common strategy in
photogrammetry modeling using unmanned aerial vehicle (UAV)-acquired imagery. With the …