Results 11 to 20 of about 72,988 (218)

Assessment and analysis of accents in air traffic control speech: a fusion of deep learning and information theory [PDF]

open access: yesFrontiers in Neurorobotics
IntroductionEnhancing the generalization and reliability of speech recognition models in the field of air traffic control (ATC) is a challenging task. This is due to the limited storage, difficulty in acquisition, and high labeling costs of ATC speech ...
Weijun Pan   +4 more
doaj   +2 more sources

Improved F-RRT∗ Algorithm for Flight-Path Optimization in Hazardous Weather

open access: yesInternational Journal of Aerospace Engineering, 2022
Hazardous weather has become a major cause of flight delays in recent years. With the development of satellite navigation systems, the study of flight-path optimization under hazardous weather conditions has become especially important.
Xue Qiu   +6 more
doaj   +1 more source

Intelligent Management of Air Traffic Flow Based on Intelligent Motion Coordinate Data Model

open access: yesJournal of Advanced Transportation, 2022
To adapt to the intelligent management of traffic flow in modern aviation, this study improves the algorithm according to the data exercise method and establishes the mathematical model and vector model of intelligent motion coordinates.
Junhao Liu   +9 more
doaj   +1 more source

Research on Separation and Emission Reduction of Regional Airliner Based on Wake Encounter Response Model

open access: yesJournal of Advanced Transportation, 2022
To ensure the safety of aircraft operation, the current regional passenger aircraft maintains a large distance from the preceding aircraft in actual operation, which result in reducing the operation efficiency of airports and airspace, and increasing ...
Weijun Pan   +4 more
doaj   +1 more source

Research on automatic pilot repetition generation method based on deep reinforcement learning

open access: yesFrontiers in Neurorobotics, 2023
Using computers to replace pilot seats in air traffic control (ATC) simulators is an effective way to improve controller training efficiency and reduce training costs.
Weijun Pan   +4 more
doaj   +1 more source

A Joint Optimization Method for Cooperative Detection Resources Based on Channel Capacity

open access: yesInternational Journal of Aerospace Engineering, 2022
Aiming at the resource optimization problem in the cooperative detection task, the objective function is constructed based on the channel capacity, and the artificial bee colony (ABC) algorithm is improved to realize the joint optimization of the UAV ...
Wenda Yang   +3 more
doaj   +1 more source

Research on airspace sector optimization based on Voronoi diagram and improved K-means algorithm

open access: yesXibei Gongye Daxue Xuebao, 2023
Sector partition is an important task of air traffic control, and a reasonable sector partition can improve the utilization rate of airspace and protect the flight safety of aircrafts.
LIN Fugen   +3 more
doaj   +1 more source

Conflict Resolution Strategy Based on Flight Conflict Network Optimal Dominating Set

open access: yesInternational Journal of Aerospace Engineering, 2022
Aiming at the problem that the air traffic flow is increasing year by year and the flight conflicts are difficult to be deployed, we take aircraft as the node and established a flight conflict network based on the flight conflict relationship between ...
Minggong Wu   +4 more
doaj   +1 more source

A hierarchical reinforcement learning method for missile evasion and guidance

open access: yesScientific Reports, 2022
This paper proposes an algorithm for missile manoeuvring based on a hierarchical proximal policy optimization (PPO) reinforcement learning algorithm, which enables a missile to guide to a target and evade an interceptor at the same time.
Mengda Yan   +4 more
doaj   +1 more source

Invulnerability Analysis and Optimization Strategy of Sector Network Using Cascading Failure Model

open access: yesComplexity, 2022
Resolving the challenge of flight delays caused by air traffic congestion renders it necessary to explore the mode of congestion propagation. By applying complex network theory, this article establishes a complex network structure where airspace sectors ...
Haijun Liang, Jingyu Lu, Nan Chen
doaj   +1 more source

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