Results 21 to 30 of about 63,907 (256)

The Use of UAVs for Morphological Coastal Change Monitoring—A Bibliometric Analysis

open access: yesDrones, 2023
The use of unmanned aerial vehicles (UAVs) in many fields of expertise has increased over recent years. As such, UAVs used for monitoring coastline changes are also becoming more frequent, more practical, and more effective, whether for conducting ...
Jorge Novais   +5 more
doaj   +1 more source

Optimal scheduling for refueling multiple autonomous aerial vehicles [PDF]

open access: yes, 2006
The scheduling, for autonomous refueling, of multiple unmanned aerial vehicles (UAVs) is posed as a combinatorial optimization problem. An efficient dynamic programming (DP) algorithm is introduced for finding the optimal initial refueling sequence.
Jin, Zhipu   +2 more
core   +2 more sources

Unmanned Aerial Systems for Wildland and Forest Fires

open access: yes, 2021
Wildfires represent an important natural risk causing economic losses, human death and important environmental damage. In recent years, we witness an increase in fire intensity and frequency.
Akhloufi, Moulay A.   +2 more
core   +1 more source

Planning UAV Activities for Efficient User Coverage in Disaster Areas [PDF]

open access: yes, 2019
Climate changes brought about by global warming as well as man-made environmental changes are often the cause of sever natural disasters. ICT, which is itself responsible for global warming due to its high carbon footprint, can play a role in alleviating
Casetti, Claudio   +4 more
core   +2 more sources

Flying Ad-Hoc Networks (FANETs): Review of Communications, Challenges, Applications, Future direction and Open Research Topics [PDF]

open access: yesITM Web of Conferences
Advancements in the fields of electronics, sensors, and communication systems has enabled the development of small unmanned aerial vehicles (UAVs) for various military, commercial, and civilian purposes.
Hasan Soran Ahmed   +2 more
doaj   +1 more source

Study of the possibilities of using unmanned aerial vehicles in agriculture and for environmental protection [PDF]

open access: yesE3S Web of Conferences, 2023
It is generally accepted that UAVs - unmanned aerial vehicles, otherwise known as drones, are used only for military purposes. This is a misconception: since the 60s of the last century, Russian and American specialists have been building unmanned UAVs ...
Grishin Igor   +4 more
doaj   +1 more source

Mapping and classification of ecologically sensitive marine habitats using unmanned aerial vehicle (UAV) imagery and object-based image analysis (OBIA) [PDF]

open access: yes, 2018
Nowadays, emerging technologies, such as long-range transmitters, increasingly miniaturized components for positioning, and enhanced imaging sensors, have led to an upsurge in the availability of new ecological applications for remote sensing based on ...
Ardizzone, Domenico   +4 more
core   +1 more source

Development strategies for unmanned aerial vehicles in the construction industry [PDF]

open access: yesE3S Web of Conferences
The paper provides research on the use of modern drones or unmanned aerial vehicles (UAVs) for effective work in the fields of architectural design, construction management and monitoring.
Mottaeva Angela
doaj   +1 more source

Optimal Transport Theory for Cell Association in UAV-Enabled Cellular Networks [PDF]

open access: yes, 2017
In this paper, a novel framework for delay-optimal cell association in unmanned aerial vehicle (UAV)-enabled cellular networks is proposed. In particular, to minimize the average network delay under any arbitrary spatial distribution of the ground users,
Bennis, Mehdi   +3 more
core   +4 more sources

A Review of the Characteristics of Modern Unmanned Aerial Vehicles

open access: yesActa Technologica Agriculturae, 2016
The main aim of this article is to present the modern unmanned aerial vehicles (UAVs) and the possibilities for real-time remote monitoring of flight parameters and payload data.
Hristov Georgi Valentinov   +2 more
doaj   +1 more source

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