Results 21 to 30 of about 112,676 (288)

Single Image Super-Resolution Method Based on an Improved Adversarial Generation Network

open access: yesApplied Sciences, 2022
Super-Resolution (SR) techniques for image restoration have recently been gaining attention due to their excellent performance. For powerful learning abilities, Generative Adversarial Networks (GANs) have been proven to have achieved great success.
Qiang Wang   +3 more
doaj   +1 more source

A Computational Method for the Nonlinear Attainable Moment Set of Tailless UAVs in Flight-Control-Oriented Scenarios

open access: yesDrones
Tailless unmanned aerial vehicles (UAVs) achieve high-agility maneuvers with flight control systems. The attainable moment set (AMS) provides critical theoretical foundations and constraints for their optimization.
Linxiao Han   +4 more
doaj   +1 more source

Design of Pseudo-Command Restricted Controller for Tailless Unmanned Aerial Vehicles Based on Attainable Moment Set

open access: yesDrones
This work investigates the pseudo-command restricted problem for tailless unmanned aerial vehicles with snake-shaped maneuver flight missions. The main challenge of designing such a pseudo-command restricted controller lies in the fact that the necessity
Linxiao Han   +4 more
doaj   +1 more source

Mathematical modeling and vertical flight control of a tilt-wing UAV [PDF]

open access: yes, 2012
This paper presents a mathematical model and vertical flight control algorithms for a new tilt-wing unmanned aerial vehicle (UAV). The vehicle is capable of vertical take-off and landing (VTOL).
Aksit, Mahmut Faruk   +15 more
core   +1 more source

Multi-Object Tracking with Distributed Drones’ RGB Cameras Considering Object Localization Uncertainty

open access: yesDrones
Reliable 3D multi-object tracking (MOT) using distributed drones remains challenging due to the lack of active sensing and the ambiguity in associating detections from different views. This paper presents a passive sensing framework that integrates multi-
Xin Liao   +4 more
doaj   +1 more source

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

open access: yes, 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   +3 more
core   +1 more source

Research on Multi-state Life Control Strategy and Simulation for Aero-engine

open access: yesHangkong gongcheng jinzhan, 2022
Life control of aero-engine is an important part of aviation equipment maintenance support.To solve problems,such as existing multiple state life,single using strategy and serious state life consumption,a multi-state life control model of aero-engine is ...
CUI Lijie, LI Haoxiang, LI Xue, TONG Qi
doaj   +1 more source

MXene‐Coated 3D Printed Horn Antennas for Ku Frequency Band

open access: yesAdvanced Materials Technologies, EarlyView.
An additive manufacturing approach to 3D printing horn antennas and coating them with Ti3C2Tx MXene is proposed. Rapid fabrication of lightweight, high‐performance antennas operating in the Ku‐band (12.4–18 GHz) has been demonstrated. The MXene‐coated antennas exhibit comparable electromagnetic performance to conventional, costly aluminum ones, with ...
Zahra Sarpanah Sourkouhi   +3 more
wiley   +1 more source

Fast Hyperspectral Image Classification with Strong Noise Robustness Based on Minimum Noise Fraction

open access: yesRemote Sensing
A fast hyperspectral image classification algorithm with strong noise robustness is proposed in this paper, aiming at the hyperspectral image classification problems under noise interference. Based on the Fast 3D Convolutional Neural Network (Fast-3DCNN),
Hongqiao Wang   +5 more
doaj   +1 more source

Recurrent Neural Network-Based Model Predictive Control for Multiple Unmanned Quadrotor Formation Flight

open access: yesInternational Journal of Aerospace Engineering, 2019
This paper presents a dynamical recurrent neural network- (RNN-) based model predictive control (MPC) structure for the formation flight of multiple unmanned quadrotors.
Boyang Zhang   +3 more
doaj   +1 more source

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