Results 121 to 130 of about 146,421 (297)

An Algorithm for the Nucleolus of Airport Profit Problems [PDF]

open access: yes
Airport profit games are a generalization of airport cost games as well as of bankruptcy games.In this paper we present a simple algorithm to compute the nucleolus of airport profit games.In addition we prove that there exists an unique consistent ...
Brânzei, R.   +3 more
core  

The physical and synoptic‐dynamical differences between warm days, hot days, and heatwaves during summer in Victoria, Australia

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
During the day, there is composite mean cold advection in the boundary layer on warm days (WDs), hot days (HDs) and heatwaves (HWs). There is weaker surface‐sensible heating on HDs and HWs. A nocturnal jet advects warm air on HDs and HWs. There is a strong and slow‐moving upper‐level anticyclone on HWs.
Qinuo Huang   +3 more
wiley   +1 more source

Assessing airport efficiency in the Sakha Republic: A DEA-SBM analysis

open access: yesAsian Journal of Shipping and Logistics
In the Sakha Republic, aviation serves as the sole mode of year-round transportation, which is crucial for overcoming logistical challenges in remote areas of the region.
Young-Seo Choi   +3 more
doaj   +1 more source

Error in ERA5 2‐m temperature identified using GraphCast

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
We identify a recurrent error in ERA5 2‐m temperature over the Ethiopian Highlands that occurs predominantly at 0600 UTC on ≈7%$$ \approx 7\% $$ of dates. The artefact is caused by the 2D optimal‐interpolation scheme assimilating temporally displaced surface reports (e.g., 0900 UTC) into the 0600 UTC analysis.
Hannah M. Christensen   +5 more
wiley   +1 more source

Innovative Airport and ATM Concept: (Operating an Endless Runway) [PDF]

open access: yes, 2013
This paper presents an innovative and radical new concept for future airport operations, consisting of an airport with one circular circumventing runway, called The Endless Runway.
Loth, Steffen   +6 more
core  

Too Hot, Too Cold, Just Right: Thermal Modulating Capacity of Different Sources of Groundwater Discharge to Salmon‐Bearing Streams

open access: yesRiver Research and Applications, EarlyView.
ABSTRACT Groundwater discharge plays a key role in maintaining habitat suitability for cold‐water fish by generating streamflow and modulating temperatures. However, the thermal influence depends on groundwater source depth and how far groundwater travels from the point of discharge to a receiving stream.
Tyelyn Brigino   +6 more
wiley   +1 more source

Research on the Efficiency of Major Airports in China’s Six Major Airport Cluster: Based on Common Frontier Super-Efficiency DEA and Malmquist Method

open access: yesPromet (Zagreb)
Airport clusters are of great significance to the sustainable development of the civil aviation transportation industry. The study utilises common frontier and super-efficiency DEA methods to assess the efficiency of China’s six major airport groups.
Qing LIU, Qiwei QIAN
doaj   +1 more source

Efficient and Accurate Spatio‐Temporal Population Monitoring of Mobile Animals Using Drones and Computer Vision

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
Drones and computer vision offer an efficient way to estimate animal populations over localized areas, but surveys often require stitching many overlapping images together. If animals move during the survey, traditional orthomosaic‐based counting methods become unreliable, with some animals appearing in multiple locations while others appear not at all,
Benjamin Koger   +5 more
wiley   +1 more source

Real-Time Pedestrian Detection and Multi-Object Tracking in Complex Airport Scenes via Frequency-Aware and Mamba-Enhanced Representation

open access: yesIEEE Access
Real-time pedestrian detection and multi-object tracking (MOT) in complex airport surveillance scenarios present significant challenges, including drastic scale variation, frequent occlusion, cluttered backgrounds, and diverse motion dynamics.
Can Zhou, Kehua Liu, Kefei Hu, Hai Wang
doaj   +1 more source

Three‐Year Propagation Experiment at Ku‐, Ka‐, and Q‐Band in French West Indies

open access: yesInternational Journal of Satellite Communications and Networking, EarlyView.
ABSTRACT From January 2021 to December 2023, the Office National d'Etudes et de Recherches Aérospatiales (ONERA) and the Centre National d'Etudes Spatiales (CNES) conducted a three‐year Earth‐space propagation measurement campaign in Guadeloupe. The experiment used beacon receivers deployed in Pointe‐à‐Pitre airport to record signals at 11.2, 19.7, and
Jean‐Pascal Monvoisin   +3 more
wiley   +1 more source

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