The impact of the calibration method on the accuracy of point clouds derived using unmanned aerial vehicle multi-view stereopsis

S Harwin, A Lucieer, J Osborn - Remote Sensing, 2015 - mdpi.com
In unmanned aerial vehicle (UAV) photogrammetric surveys, the camera can be pre-
calibrated or can be calibrated “on-the-job” using structure-from-motion and a self …

Design and flight experiments of a tube-based model predictive controller for the AR. Drone 2.0 quadrotor

N Michel, S Bertrand, S Olaru, G Valmorbida… - IFAC-PapersOnLine, 2019 - Elsevier
This paper focuses on the design, implementation and experimental validation of a Tube-
Based Model Predictive Control (TBMPC) law for the stabilization of the horizontal dynamics …

Multi rotor UAV at different altitudes for slope mapping studies

KN Tahar - The international archives of the …, 2015 - isprs-archives.copernicus.org
Most of consultation work only involves a small area, especially for slope mapping studies.
The objective of this study is to evaluate the accuracy of slope mapping results from different …

How to utilize vegetation survey using drone image and image analysis software

YG Han, SH Jung, O Kwon - Journal of Ecology and Environment, 2017 - Springer
This study tried to analyze error range and resolution of drone images using a rotary wing by
comparing them with field measurement results and to analyze stands patterns in actual …

Investigating applicability of unmanned aerial vehicle to the tidal flat zone

BJ Kim, YK Lee, JK Choi - Korean Journal of Remote Sensing, 2015 - koreascience.kr
In this study, we generated orthoimages and Digital Elevation Model (DEM) from Unmanned
Aerial Vehicle (UAV) to confirm the accuracy of possibility of geospatial information system …

Design and parameter tuning of a robust model predictive controller for UAVs

N Michel, S Bertrand, G Valmorbida, S Olaru… - Ifac World Congress …, 2017 - hal.science
Two formulations of model predictive control (MPC) that have robustness properties over
conventional MPC are presented and studied for the control of the translational dynamics of …

[PDF][PDF] A new approach on slope data acquisition using unmanned aerial vehicle

KN Tahar - IJRRAS,(3), 2012 - researchgate.net
This study proposes a generic approach for photogrammetric survey using unmanned aerial
vehicle (UAV). UAV is one of the powerful equipment that can be used to obtain the earth …

Aerial mapping using autonomous fixed-wing unmanned aerial vehicle

KN Tahar, A Ahmad, WAAWM Akib… - 2012 IEEE 8th …, 2012 - ieeexplore.ieee.org
This paper demonstrates the performance of a fixed-wing unmanned aerial vehicle in
mapping semi-undulated area. Current practices incur huge cost and time consuming. The …

Relative canopy height modelling precision from UAV and ALS datasets for forest tree height estimation

JA Okojie, LO Okojie, AE Effiom, BE Odia - Remote Sensing Applications …, 2020 - Elsevier
The accurate measurement of forest tree biomass and its changes is a significant challenge
faced by programs aimed at reducing global emissions of carbon from deforestation and …

[PDF][PDF] A new approach on production of slope map using autonomous unmanned aerial vehicle

KN Tahar, A Ahmad, W Akib… - International journal of …, 2012 - academicjournals.org
Many studies have been done previously to generate a slope map at the area of interest.
However, most of these methods can be time consuming and they require huge cost …