Results 1 to 10 of about 101,193 (261)
Exposing the environmental impacts of air transportation on the ecological system: empirical evidence from APEC countries [PDF]
Heliyon, 2023 Ali Hashemizadeh +2 more
exaly +2 more sources
The impact of COVID-19 on the worldwide air transportation network [PDF]
Royal Society Open Science, 2021 Wei Lin, Matjaz Perc, Peng Ji
exaly +2 more sources
Canadian Medical Association Journal, 2021 In Ontario, air ambulances link remote First Nations communities to specialized hospital services, with 9.2 to 9.5 air transports per 100 on-reserve population annually, compared with 7.5 ground transports per 100 population for the whole province.[1][1] Transportation by air ambulance has ...
Sy, Eric, Ross, Terrance
openaire +2 more sources
How did COVID-19 impact air transportation? A first peek through the lens of complex networks [PDF]
Journal of Air Transport Management, 2020 Xiaoqian Sun +2 more
exaly +2 more sources
Study on the Hierarchical Structure of the “Belt and Road” Aviation Network Based on K-Core Analysis
Discrete Dynamics in Nature and Society, 2022 Since the “Belt and Road” Initiative, air transport has become the second largest mode of transport after ocean shipping and has contributed more and more to international trade between the countries.
Hongguang Yao, Huihui Xiao, Wei Wei
doaj +1 more source
Discrete Dynamics in Nature and Society, 2023 Air transport has broad development potential along the “ Belt and Road” by owing to its fast, direct, and comfortable advantages, and the community structure is an important factor determining the efficiency and service functions of the aviation network.
Hongguang Yao, Huihui Xiao
doaj +1 more source
Research on the Classification of Policy Instruments Based on BERT Model
Discrete Dynamics in Nature and Society, 2022 Currently, policy instruments are classified mainly by means of manual encoding and checking, which is highly subjective and inefficient, which greatly hinders the development of policy research.
Jiani Zhao, Cheng Li
doaj +1 more source
PROBABILISTIC MODEL FOR AIRPORT RUNWAY SAFETY AREAS [PDF]
Transport Problems, 2017 The Laboratory of Aviation Safety and Security at CTU in Prague has recently started a project aimed at runway protection zones. The probability of exceeding by a certain distance from the runway in common incident/accident scenarios (take-off/landing ...
Stanislav SZABO +6 more
doaj +1 more source
Fractal and Fractional, 2023 This paper investigates the distributed optimization problem (DOP) for fractional high-order nonstrict-feedback multiagent systems (MASs) where each agent is multiple-input–multiple-output (MIMO) dynamic and contains uncertain dynamics.
Xiaole Yang +3 more
doaj +1 more source
IEEE Access, 2021 This paper investigates the fractional order chaotic systems synchronization with input delay. To reduce the utilization of communication resources and achieve system synchronization, an adaptive neural network backstepping sliding mode controller is ...
Tao Chen, Hui Yang, Jiaxin Yuan
doaj +1 more source