Results 61 to 70 of about 243,689 (361)

Aerodynamic optimization design of blended winglets for HALE UAVs

Kongqi donglixue xuebao
To address the engineering requirements for improving the aerodynamic efficiency of medium to high altitude long-endurance UAVs, this paper takes a high-aspect-ratio UAV as the research object and conducts aerodynamic optimization design of blended ...
Jiaxiang ZHAO, Xiaoxiang BAO, Zonghui WANG, Yang LUO   +3 more
doaj   +1 more source

UAV Motion Strategies in Uncertain Dynamic Environments: A Path Planning Method Based on Q-Learning Strategy

Applied Sciences, 2018
A solution framework for UAV motion strategies in uncertain dynamic environments is constructed in this paper. Considering that the motion states of UAV might be influenced by some dynamic uncertainties, such as control strategies, flight environments ...
Jun-hui Cui, Rui-xuan Wei, Zong-cheng Liu, Kai Zhou   +3 more
doaj   +1 more source

Modeling and I-NSGA-III-VLC Solution of Aircraft Equipment Rotation and Echelon Usage under Uncertainty

Applied Sciences, 2022
Optimizing the aircraft equipment usage scheme of different units according to their task intensity has great significance in improving aircraft reliability and health management.
Qinglin Miao, Xiaofeng Zhang, Pisheng Qin, Xianguang Liu   +3 more
doaj   +1 more source

Modeling and HDA-CR Solution of Multi-Period Allocation Scheme of Hazardous Materials under Uncertainty

Applied Sciences, 2022
Developing a multi-period allocation scheme for life-limited hazardous materials is essential to ensure safe and sustainable hazardous material management.
Xianguang Liu, Xiaofeng Zhang, Wenfei Wang, Qinglin Miao   +3 more
doaj   +1 more source

UAV Formation Trajectory Planning Algorithms: A Review

Drones, 2023
With the continuous development of UAV technology and swarm intelligence technology, the UAV formation cooperative mission has attracted wide attention because of its remarkable function and flexibility to complete complex and changeable tasks, such as ...
Yunhong Yang, Xingzhong Xiong, Yuehao Yan   +2 more
semanticscholar   +1 more source

Aero-Engine Remaining Useful Life Prediction Based on Bi-Discrepancy Network

Sensors, 2023
Most unsupervised domain adaptation (UDA) methods align feature distributions across different domains through adversarial learning. However, many of them require introducing an auxiliary domain alignment model, which incurs additional computational ...
Nachuan Liu, Xiaofeng Zhang, Jiansheng Guo, Songyi Chen   +3 more
doaj   +1 more source

Unmanned Aerial Vehicle (UAV) for monitoring soil erosion in Morocco

, 2012
This article presents an environmental remote sensing application using a UAV that is specifically aimed at reducing the data gap between field scale and satellite scale in soil erosion monitoring in Morocco. A fixed-wing aircraft type Sirius I (MAVinci,
D'Oleire-Oltmanns, Sebastian, Irene Marzolff, Johannes B. Ries, Marzolff, Irene, Ries, Johannes B., Klaus Daniel Peter, Peter, Klaus Daniel, Sebastian D\u27Oleire-Oltmanns   +7 more
core   +1 more source

Detecting Associations Based on the Multi-Variable Maximum Information Coefficient

IEEE Access, 2021
The maximum information coefficient (MIC) is a novel and widely-using measure of association detection in large datasets. The most outstanding feature of MIC is that it has both generality and equability. However, MIC can only deal with two variables and
Taoyong Gu, Jiansheng Guo, Zhengxin Li, Sheng Mao   +3 more
doaj   +1 more source

Flight Mechanics Modeling of the New Configuration Tilt-rotor

Hangkong gongcheng jinzhan, 2019
The flight mechanical model of tilt-rotor UAV is the basis of designing flight control rate and analyzing flight characteristics.Based on the engineering reality, the nonlinear flight mechanics model of a new configuration tilt-rotor UAV is set up ...
Zhang Lian, Sun Kaijun, Ye Chuan, Cui Lingbo   +3 more
doaj   +1 more source

LanderVT/SMB-from-UAV: SMB from UAV

, 2021
Matlab code to model the surface mass balance from UAV observations and ice thickness ...
Lander Van Tricht
core   +1 more source