Results 1 to 10 of about 6,003,754 (161)

An Airfield Area Layout Efficiency Analysis Method Based on Queuing Network and Machine Learning

open access: yesBuildings
The layout design of an airfield area plays a crucial role in ensuring the efficiency of aircraft ground operations. In order to minimize delays caused by insufficient capacity and prevent resource wastage due to excessive capacity during the operational
Zhenglei Chen   +5 more
doaj   +4 more sources

Dublin Hareport: The movement ecology and airfield interactions of resident, airside hares, at an international airport [PDF]

open access: yesEcology and Evolution
Understanding how animals move and use space within an environment is vital for the development and implementation of effective management actions. Within airfield environments, animal movement can present a substantial risk to aircraft, resulting in ...
Samantha Ball   +3 more
doaj   +2 more sources

Trajectory Planning for Unmanned Vehicles on Airport Apron Under Aircraft–Vehicle–Airfield Collaboration [PDF]

open access: yesSensors
To address the issue of safe, orderly, and efficient operation for unmanned vehicles within the apron area in the future, a hardware framework of aircraft–vehicle–airfield collaboration and a trajectory planning method for unmanned vehicles on the apron ...
Dezhou Yuan   +7 more
doaj   +2 more sources

Physics-constrained multimodal reinforcement learning for local UAV Navigation in complex static obstacle environments [PDF]

open access: yesScientific Reports
Local navigation in complex static obstacle environments requires an unmanned aerial vehicle to reach a target while avoiding obstacles under limited local perception. U-shaped non-convex obstacles acting as local traps further increase the difficulty of
Yawei Tian   +6 more
doaj   +2 more sources

Foreign Object Debris Detection for Optical Imaging Sensors Based on Random Forest [PDF]

open access: yesSensors, 2022
In recent years, aviation security has become an important area of concern as foreign object debris (FOD) on the airport pavement has a huge potential risk to aircraft during takeoff and landing.
Ying Jing   +5 more
doaj   +2 more sources

Historic Sites during the World War II in South Konawe, Southeast Sulawesi as a Source of Historiography

open access: yesIHiS (Indonesian Historical Studies), 2022
The World War II in Indonesian territory at that time involved the Imperial Japanese Army against the military from the allies and was known later as “Theater of Pacific”. The massive military activities that took place in Indonesian territory during the
Syahrun Syahrun   +2 more
doaj   +1 more source

Long-term dynamics of avifauna and bird population of Chelyabinsk International Airport Balandino, Russia

open access: yesТрансформация экосистем, 2022
Over 30-year study period (1990–2021), 144 bird species, including 54 nesting species, were registered on the territory of the Chelyabinsk International Airport Balandino.
Valeria A. Gashek, Valeriy D. Zakharov
doaj   +1 more source

Impact of the closure of Berlin-Tegel Airport on ultrafine particle number concentrations on the airfield

open access: yesFrontiers in Environmental Science, 2022
Airports contribute substantially to ultrafine particle (UFP; <100 nm) concentrations on a local scale. These UFPs, which derive mainly from combustion processes, are generated during take-off and landing of aircraft, during aircraft movements on the ...
Sabine Fritz   +2 more
doaj   +1 more source

The Airfield Resource Scheduling Problem-Part Ⅰ: Basic Concepts and Framework

open access: yesHangkong gongcheng jinzhan, 2019
The integration, collaboration and intelligent development of global air transport system puts high demands on the refined management of resource scheduling in airfield area, and the efficient management and control of air traffic operations.
Yin Jianan, Ma Yuanyuan, Hu Minghua
doaj   +1 more source

L’enceinte Néolithique de Cravant Haut De Bréviande, commune de Deux-Rivières (Yonne) et la séquence chronologique du début du Néolithique autour de la confluence Yonne/Cure

open access: yesRevue Archéologique de l’Est, 2022
The enclosure of Deux-Rivières (Cravant), identified by aerial photography by J.-P. Delor, was the subject of a brief survey campaign in 1999. Delimited by a palisade and perhaps a ditch or a second palisade, it surrounds an area of approximately 1.5 ha.
Michel Prestreau
doaj   +1 more source

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