Results 31 to 40 of about 645,822 (205)

Research on UAV Conflict Detection and Resolution Based on Tensor Operation and Improved Differential Evolution Algorithm

Aerospace
With the widespread application of unmanned aerial vehicles (UAVs) in civilian and military fields, how to effectively detect and resolve conflicts of large-volume and high-density UAV flights in local airspace has become an important issue.
Zhichong Zhou, Guhao Zhao, Yiru Jiang, Yarong Wu, Jiale Yang, Lingzhong Meng   +5 more
doaj   +1 more source

Research on Airspace Conflict Detection Method Based on Spherical Discrete Grid Representation

Applied Sciences, 2023
With the continuous development of general aviation, the contradiction between the air demand of general aviation low-altitude airspace and civil aviation routes is sharp.
Kai Qu, Guhao Zhao, Yarong Wu, Liang Tong   +3 more
doaj   +1 more source

Air quality impact of a decision support system for reducing pollutant emissions: CARBOTRAF [PDF]

, 2014
Traffic congestion with frequent “stop & go” situations causes substantial pollutant emissions. Black carbon (BC) is a good indicator of combustion-related air pollution and results in negative health effects.
Assamer, J, Beckx, C, Breuss, S, Dahlem, D, Heilmann, B, Hu, J, Kolbl, R, Kouwijzer, G, Lefebvre, W, Lenz, G, Litzenberger, M, Marcinek, M, Mascia, M, Mills, J, North, R, Ritchter, G, Theunis, J, van Poppel, M, Vranckx, S   +18 more
core  

Air Traffic Complexity Analysis in Multi-Airport Terminal Areas Based on Route Segment–Flight State Interdependent Network

Aerospace
An analysis of air traffic complexity in multi-airport terminal areas can assist air traffic controllers in accurately assessing the air traffic situation and collaboratively managing air traffic flows, thereby enhancing the utilization of airspace ...
Chuanlong Zhang, Xiangxi Wen, Minggong Wu, Libiao Zhang, Hanchen Xie, Lingzhong Meng, Jiale Yang   +6 more
doaj   +1 more source

Design and Implementation of Simulation System for Multi-UAV Mission

Applied Sciences, 2023
Multi-UAV (unmanned aerial vehicle) mission collaboration is one of the current research hotspots in automation, artificial intelligence, and other fields.
Duo Qi, Ming Cai, Zhiqiang Jiao, Xingyu He, Xiaoyue Ren, Yiming Hou   +5 more
doaj   +1 more source

Application of fuel/time minimization techniques to route planning and trajectory optimization [PDF]

, 1984
Rising fuel costs combined with other economic pressures have resulted in industry requirements for more efficient air traffic control and airborne operations.
Knox, C. E.
core   +1 more source

Human Factors Analysis of the Improved FRAM Method for Take-Off Quality Lateral Shift

Applied Sciences, 2023
This article proposes an improved FRAM method based on the traditional FRAM method, using the study of aircraft take-off quality as an example to illustrate the operation method of the improved FRAM.
Wenjian Ouyang, Xusheng Gan, Yarong Wu, Kai Qu, Jiabo Wang   +4 more
doaj   +1 more source

Group Formation Basd on SATC-ALO and SOM Neural Network

Xibei Gongye Daxue Xuebao, 2019
Firstly, the problem of group-air grouping is analyzed to introduce the aircraft attribute grouping model and aircraft fuel consumption grouping model.

doaj   +1 more source

Fuzzy Adaptive Finite-Time Tracking for Hypersonic Flight Vehicles Using Switching Event-Triggered Methodology

IEEE Access, 2022
The problem of event-triggered fuzzy adaptive finite-time tracking for flexible hypersonic flight vehicles is considered in this work. A new switching event-triggered mechanism is devised to mitigate the unnecessary resources waste in the process of ...
Xinlei Tang, Shen Di, Fuping Yu, Maolong Lv   +3 more
doaj   +1 more source

Correlation coefficients between normal wiggly hesitant fuzzy sets and their applications

Scientific Reports
The multi-criteria decision-making (MCDM) field has long sought tools capable of adeptly capturing the intricacies of human decision-making amidst uncertainty.
Qianzhe Wang, Minggong Wu, Dongwei Zhang, Peng Wang   +3 more
doaj   +1 more source