Results 1 to 10 of about 440,218 (213)

PhenoFly Planning Tool: flight planning for high-resolution optical remote sensing with unmanned areal systems [PDF]

open access: yesPlant Methods, 2018
Background Driven by a huge improvement in automation, unmanned areal systems (UAS) are increasingly used for field observations and high-throughput phenotyping.
Lukas Roth, Andreas Hund, Helge Aasen
doaj   +2 more sources

A Multi-Objective Mathematical Formulation for the Airline Crew Scheduling Problem: MODE and NSGA-II Solution Approaches [PDF]

open access: yesچشم‌انداز مدیریت صنعتی, 2021
In this research, a multi-objective mathematical model is proposed for the airline multi-skilled crew scheduling problem. The multi-skilled crew can be assigned to flights and airplanes according to their skills.
Vahid Baradaran, Amir Hossein Hosseinian
doaj   +1 more source

Fuel Planning Strategies Considering Operational Uncertainties of Aerodynamic Formation Flight

open access: yesAerospace, 2021
The operational concept of aerodynamic formation flight, also referred to as aircraft wake-surfing for efficiency (AWSE), has high potential in terms of fuel savings and climate impact mitigation.
Majed Swaid   +3 more
doaj   +1 more source

Scale-Variant Flight Planning for the Creation of 3D Geovisualization and Augmented Reality Maps of Geosites: The Case of Voulgaris Gorge, Lesvos, Greece

open access: yesApplied Sciences, 2021
The purpose of this paper was to study the influence of cartographic scale and flight design on data acquisition using unmanned aerial systems (UASs) to create augmented reality 3D geovisualization of geosites.
Ermioni-Eirini Papadopoulou   +3 more
doaj   +1 more source

Flight Planning for Survey-Grade 3D Reconstruction of Truss Bridges

open access: yesRemote Sensing, 2022
Autonomous UAV 3D reconstruction has been widely used for infrastructure inspections and asset management. However, its applications on truss structures remain a challenging task due to geometric complexity and the severe self-occlusion problem of the ...
Zhexiong Shang, Zhigang Shen
doaj   +1 more source

Research on UAV Route Optimization Method Based on Double Target of Confidence and Ambiguity

open access: yesFrontiers in Neurorobotics, 2021
In recent years, with the continuous development of drone technology, UAVs are used as unmanned and flightable devices, UAV plays an important role in remote sensing and GIS disciplines.
Huijuan Zhang
doaj   +1 more source

Efficient Drone-Based Rare Plant Monitoring Using a Species Distribution Model and AI-Based Object Detection

open access: yesDrones, 2021
Monitoring rare plant species is used to confirm presence, assess health, and verify population trends. Unmanned aerial systems (UAS) are ideal tools for monitoring rare plants because they can efficiently collect data without impacting the plant or ...
William Reckling   +4 more
doaj   +1 more source

PLANNING OF TRAINING AIRCRAFT FLIGHT HOURS

open access: yesCroatian Operational Research Review, 2010
Maintenance of the training aircraft causes downtime of operations and thereby reduces the operational availability, which is crucial for flight planning in a training organisation.
Visnja Vojvodić Rosenzweig   +2 more
doaj   +3 more sources

Estimation of the Block Adjustment Error in UAV Photogrammetric Flights in Flat Areas

open access: yesRemote Sensing, 2022
UAV-DAP (unmanned aerial vehicle-digital aerial photogrammetry) has become one of the most widely used geomatics techniques in the last decade due to its low cost and capacity to generate high-density point clouds, thus demonstrating its great potential ...
Alba Nely Arévalo-Verjel   +4 more
doaj   +1 more source

An Evaluation of the Effects of UAS Flight Parameters on Digital Aerial Photogrammetry Processing and Dense-Cloud Production Quality in a Scots Pine Forest

open access: yesRemote Sensing, 2021
The application of unmanned aerial systems (UAS) in forest research includes a wide range of equipment, systems, and flight settings, creating a need for enhancing data acquisition efficiency and quality.
Raul Sampaio de Lima   +8 more
doaj   +1 more source

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