Results 51 to 60 of about 1,896,429 (329)

Unmanned Aerial Vehicles in Agriculture: A Survey

open access: yesAgronomy, 2021
The number of tasks that nowadays are accomplished by using unmanned aerial vehicles is rising across many civil applications, including agriculture. Thus, this work aims at providing the reader with an overview of the agronomical use of unmanned aerial ...
J. del Cerro   +3 more
semanticscholar   +1 more source

Opportunities Related to the Use of Unmanned Systems in Emergency Services [PDF]

open access: yesBezpieczeństwo i Technika Pożarnicza, 2018
Aim: The purpose of this article is to present the possibilities and solutions of using unmanned vehicles (UV) in uniformed services. The authors presented various solutions used across the world, discussing their potential use depending on their ...
Mariusz Feltynowski, Maciej Zawistowski
doaj   +1 more source

Unmanned Aerial Vehicles in Smart Agriculture: Applications, Requirements, and Challenges [PDF]

open access: yesIEEE Sensors Journal, 2020
In the next few years, smart farming will reach each and every nook of the world. The prospects of using unmanned aerial vehicles (UAV) for smart farming are immense.
Praveen Kumar Reddy Maddikunta   +6 more
semanticscholar   +1 more source

Unmanned Aerial Vehicles (UAVs) in environmental biology: A Review [PDF]

open access: yes, 2018
Acquiring information about the environment is a key step during each study in the field of environmental biology at different levels, from an individual species to community and biome.
Bogawski, Pawel   +2 more
core   +2 more sources

The impact of the joint use of false aircraft targets in a group of combat unmanned aerial vehicles on the results of destruction

open access: yesРадіоелектронні і комп'ютерні системи, 2022
The subject of the paper is the process of joint use of false aircraft targets as part of a group of combat unmanned aerial vehicles to perform tasks to destroy enemy targets. The current paper determines the optimal number of false aircraft targets in a
Volodymyr Prymirenko   +4 more
doaj   +1 more source

Minimum Distance and Minimum Time Optimal Path Planning With Bioinspired Machine Learning Algorithms for Faulty Unmanned Air Vehicles

open access: yesIEEE transactions on intelligent transportation systems (Print)
Unmanned air vehicles operate in highly dynamic and unknown environments where they can encounter unexpected and unseen failures. In the presence of emergencies, autonomous unmanned air vehicles should be able to land at a minimum distance or minimum ...
Onder Tutsoy   +4 more
semanticscholar   +1 more source

Routing Multiple Unmanned Vehicles in GPS-Denied Environments

open access: yes, 2018
This article aims to develop novel path planning algorithms required to deploy multiple unmanned vehicles in Global Positioning System (GPS) denied environments.
Misra, Sohum   +4 more
core   +1 more source

Distributed Robust Formation Tracking Control for Quadrotor UAVs with Unknown Parameters and Uncertain Disturbances

open access: yesAerospace, 2023
In this paper, the distributed formation tracking control problem of quadrotor unmanned aerial vehicles is considered. Adaptive backstepping inherently accommodates model uncertainties and external disturbances, making it a robust choice for the dynamic ...
Linxing Xu, Yang Li
doaj   +1 more source

A Detailed Survey and Future Directions of Unmanned Aerial Vehicles (UAVs) with Potential Applications

open access: yesAerospace, 2021
Recently, unmanned aerial vehicles (UAVs), also known as drones, have gained widespread interest in civilian and military applications, which has led to the development of novel UAVs that can perform various operations.
Nourhan Elmeseiry   +2 more
semanticscholar   +1 more source

A CFD based procedure for airspace integration of small unmanned aircraft within congested areas [PDF]

open access: yes, 2017
Future integration of small unmanned aircraft within an urban airspace requires an a posteriori understanding of the building-induced aerodynamics which could negatively impact on vehicle performance.
Anderson, David, Murray, Craig W.A.
core   +1 more source

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