Results 11 to 20 of about 416,056 (360)

Joint Task Offloading and Resource Allocation in Aerial-Terrestrial UAV Networks With Edge and Fog Computing for Post-Disaster Rescue [PDF]

open access: yesIEEE Transactions on Mobile Computing, 2023
Unmanned aerial vehicles (UAVs) are playing an increasingly important role in assisting fast-response post-disaster rescue due to their fast deployment, flexible mobility, and low cost.
Geng Sun   +6 more
semanticscholar   +1 more source

A Sub-Aperture Overlapping Imaging Method for Circular Synthetic Aperture Radar Carried by a Small Rotor Unmanned Aerial Vehicle

open access: yesSensors, 2023
Circular synthetic aperture radar (CSAR) can obtain higher image resolution and more target information using 360° observation of the target. Due to the anisotropy of target scattering characteristics in the actual scene, the sub-aperture imaging method ...
Lina Chu   +5 more
doaj   +1 more source

Fusion of Infrared and Visible Images Based on Three-Scale Decomposition and ResNet Feature Transfer

open access: yesEntropy, 2022
Image fusion technology can process multiple single image data into more reliable and comprehensive data, which play a key role in accurate target recognition and subsequent image processing.
Jingyu Ji   +7 more
doaj   +1 more source

What Will the Future of UAV Cellular Communications Be? A Flight From 5G to 6G [PDF]

open access: yesIEEE Communications Surveys and Tutorials, 2021
What will the future of UAV cellular communications be? In this tutorial article, we address such a compelling yet difficult question by embarking on a journey from 5G to 6G and expounding a large number of case studies supported by original results.
Giovanni Geraci   +8 more
semanticscholar   +1 more source

Toward Efficient Object Detection in Aerial Images Using Extreme Scale Metric Learning

open access: yesIEEE Access, 2021
In aerial image object detection, how to efficiently detect different size objects in input images of different scales and obtain a unified multi-scale representation of the object is an important issue.
Ren Jin   +4 more
doaj   +1 more source

Throughput Maximization for UAV-Enabled Integrated Periodic Sensing and Communication [PDF]

open access: yesIEEE Transactions on Wireless Communications, 2022
Driven by unmanned aerial vehicle (UAV)’s advantages of flexible observation and enhanced communication capability, it is expected to revolutionize the existing integrated sensing and communication (ISAC) system and promise a more flexible joint design ...
Kaitao Meng   +5 more
semanticscholar   +1 more source

Progressive Failure Analysis of Laminated CFRP Composites under Three-Point Bending Load

open access: yesAdvances in Materials Science and Engineering, 2022
In this paper, the mechanical behavior and damage evolution of CFRP laminates under three-point bending loads were investigated. Based on the three-dimensional Hashin failure criterion and cohesive zone method, a progressive damage analysis model was ...
Bing Shen   +4 more
doaj   +1 more source

IRS-Assisted Secure UAV Transmission via Joint Trajectory and Beamforming Design

open access: yesIEEE Transactions on Communications, 2022
Despite the wide utilization of unmanned aerial vehicles (UAVs), UAV communications are susceptible to eavesdropping due to air-ground line-of-sight channels.
Xiaowei Pang   +5 more
semanticscholar   +1 more source

A Synchronization Approach Based on Bidirectional Correlation Search for Aperiodic Chaotic Direct Sequence Spread Spectrum Signals

open access: yesIEEE Access, 2020
The chaotic direct sequence spread spectrum (CD3S) is one of the distinguished techniques providing physical layer secrecy and low probability of intercept (LPI) in wireless communication.
Guogang Yuan   +4 more
doaj   +1 more source

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