Results 11 to 20 of about 1,586,837 (305)

Autonomous Collision avoidance for Unmanned aerial systems [PDF]

open access: yes, 2014
Unmanned Aerial System (UAS) applications are growing day by day and this will lead Unmanned Aerial Vehicle (UAV) in the close future to share the same airspace of manned aircraft.This implies the need for UAS to define precise safety standards ...
Melega, Marco
core   +7 more sources

Mapping <i>Lupinus polyphyllus</i> density and distribution along road verges using unmanned aerial vehicle (UAV)-based remote sensing. [PDF]

open access: yesAppl Plant Sci
Abstract Premise Road verges function as refuges for semi‐natural species, but they can also facilitate the spread of non‐native plants such as Lupinus polyphyllus. Unmanned aerial vehicle (UAV)–based remote sensing is a promising tool for mapping these species; however, its application in roadside contexts remains limited.
Blomqvist EL   +3 more
europepmc   +2 more sources

Fault tolerant control of uav with wing layout based on control allocation [PDF]

open access: yesE3S Web of Conferences, 2021
As the flying wing layout unmanned aerial vehicle (uav) extensive research and task environment increasingly complex, Yu Feiyi layout unmanned aerial vehicle (uav) for fault tolerant control gradually become the main technical means of the flight control,
Jie Chen, Jianxin LIN
doaj   +1 more source

Intelligent Segmentation and Change Detection of Dams Based on UAV Remote Sensing Images

open access: yesRemote Sensing, 2023
Guilin is situated in the southern part of China with abundant rainfall. There are 137 reservoirs, which are widely used for irrigation, flood control, water supply and power generation.
Haimeng Zhao   +9 more
doaj   +1 more source

Structural and CFD Analysis of Unmanned Aerial Vehicle by using COMSOL Multiphysics [PDF]

open access: yesINCAS Bulletin, 2021
The purpose of this article is to reduce the structural weight and drag of an unmanned aerial vehicle (UAV) or drone while increasing its endurance.
Manova MOSES, Guruprasaath SURESH
doaj   +1 more source

Equivalent Black Carbon Aerosol Properties and Their Relationship with the Heating Season in Urban Environments

open access: yesAtmosphere, 2021
Black carbon (BC) aerosols have a considerable impact on humans because they not only cause environmental pollution and reduce visibility but also harm human health.
Wei Chen   +4 more
doaj   +1 more source

An Unmanned Aerial Vehicle (UAV) System for Disaster and Crisis Management in Smart Cities

open access: yesElectronics, 2023
Over the course of the last decade, the unmanned aerial vehicle (UAV) research community has received a significant amount of attention. Emergency response operations, such as those that follow a natural disaster, are one of the civil applications that ...
Wedad M. Alawad   +2 more
semanticscholar   +1 more source

Accuracy Assessment of Low-Cost Unmanned Aerial Vehicle (UAV) Photogrammetry

open access: yes, 2021
This study aims to produce accurate geospatial 3D data from unmanned aerial vehicle (UAV) images. An image of a ≈ 0.05 km2 area of the Najran University campus in Najran, Saudi Arabia, was captured using a DJI Mavic Pro Platinum drone.
Ismail Elkhrachy
semanticscholar   +1 more source

Target Object Detection from Unmanned Aerial Vehicle (UAV) Images Based on Improved YOLO Algorithm

open access: yesElectronics, 2022
Aerial image-based target object detection has several glitches such as low accuracy in multi-scale target detection locations, slow detection, missed targets, and misprediction of targets.
Arunnehru Jawaharlalnehru   +10 more
semanticscholar   +1 more source

Unmanned Aerial Vehicle Robot untuk Pemadam Api dengan Rancangan Alat Pemadam yang Efisien

open access: yesJurnal Nasional Teknik Elektro, 2021
When firefighters extinguish a fire there are certain points that are difficult to pass, while the speed of extinguishing the fire is important. Therefore, the existence of a UAV (Unmanned Aerial Vehicle) that can easily reach the area is very important
Ardiansyah Al Farouq   +2 more
doaj   +1 more source

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