Results 41 to 50 of about 12,423,762 (176)

Constrained Optimization and Dynamic Trade-Off Method for Formation Assignment of Heterogeneous UAV Swarms

Drones
This paper addresses the formation assignment problem for heterogeneous UAV swarms in dynamic mission environments. A constrained optimization model is constructed in which UAV capabilities are divided into shareable and exclusive types; a neighborhood ...
Zhenxing Zhang, Liping Hu, Dongwei Zhang, Rennong Yang, Ying Wang, Jialiang Zuo   +5 more
doaj   +1 more source

Optimal Configuration and Path Planning for UAV Swarms Using a Novel Localization Approach

Applied Sciences, 2018
In localization estimation systems, it is well known that the sensor-emitter geometry can seriously impact the accuracy of the location estimate. In this paper, time-difference-of-arrival (TDOA) localization is applied to locate the emitter using ...
Weijia Wang, Peng Bai, Hao Li, Xiaolong Liang   +3 more
doaj   +1 more source

Research on Lazy Theta* Route Planning Algorithm Based on Grid Point Optimization

Applied Sciences, 2022
In recent years, the problem of route planning in complex battlefield environments has attracted significant attention. With the increasingly worrying international situation, safety and flyability in a continuously changing threat environment are ...
Zhizhou Gao, Lujun Wan, Ming Cai, Xinyu Xu   +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

Control–Flight Conflict Interdependent Network Based Controllers’ Workload Prediction Evaluation Study

Applied Sciences, 2022
As the core link of the air traffic control system, the evaluation and management of controllers’ workload are of great significance for the rapid development of China’s civil aviation industry and aviation safety.
Yuming Heng, Minggong Wu, Xiangxi Wen, Fugen Lin   +3 more
doaj   +1 more source

Priority-Aware Multi-Runway UAV Sequencing for Disaster Relief Operations: Reinforcement Learning with Emergent Runway Specialisation Under Operational Constraints

Aerospace
Multi-runway sequencing of unmanned aerial vehicles (UAVs) at temporary disaster relief aerodromes presents a priority-heterogeneous scheduling problem under class-asymmetric wake turbulence constraints.
Jia Peng, Yarong Wu, Chenjie Wei, Yang Ou, Hao Wang, Miaomiao Zhu   +5 more
doaj   +1 more source

Evaluation of Air Combat Control Ability Based on Eye Movement Indicators and Combination Weighting GRA-TOPSIS

Aerospace, 2023
At present, expert scoring is mainly used to evaluate the air combat control ability, which is not accurate enough to effectively achieve the desired effect.
Chenzhi Tian, Min Song, Jiwei Tian, Ruijun Xue   +3 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

Research on Integrated Decision-Control Cooperative Target Assignment for Cross-Domain Unmanned Systems Based on a Bi-Level Optimization Framework

Drones
Addressing prevalent challenges in current cooperative task assignment methods for cross-domain unmanned swarm, such as the disconnection between decision-making and execution processes, and the inadequate incorporation of platform kinematic constraints,
Aoyu Zheng, Xiaolong Liang, Zhiyang Zhang, Yuyan Xiao, Jiaqiang Zhang   +4 more
doaj   +1 more source

Identification Method of Critical Routes in Aviation Network Based on Double Capacity Identification Standard

Hangkong gongcheng jinzhan, 2019
A method of identifying critical routes in the aviation network based on dual capacity identification standard is used for improving the singleness of the traditional identification method and incomplete evaluation index of network performance.
Li Jiawei, Liu Fei, Wu Minggong, Yu Minjian, Kang Runzhe   +4 more
doaj   +1 more source