Results 81 to 90 of about 2,059,203 (326)

Safety and Privacy in Vehicular Communications [PDF]

open access: yes, 2009
Vehicular ad hoc networks (VANETs) will improve traffic safety and efficiency provided that car-to-car communication stays trustworthy. Therefore, it is crucial to ensure that the information conveyed by vehicle-generated messages is reliable. A sensible option is to request that the content of a message originated by a certain vehicle be endorsed by ...
Josep Domingo-Ferrer, Qianhong Wu
openaire   +1 more source

Photonic‐Enabled Energy‐Efficient Transparent Neuromorphic Computing Devices: A Review

open access: yesAdvanced Science, EarlyView.
Transparent photonic neuromorphic computing devices merge optics and brain‐inspired computing to overcome von Neumann bottlenecks with ultrafast, low‐energy processing. By exploiting transparent oxides, 2D materials, phase‐change materials, and hybrid heterostructures, these platforms enable photonic synapses, memory, and logic for see‐through edge ...
Shuvaraj Ghosh   +8 more
wiley   +1 more source

Liver Endothelia Orchestrate MASH‐Associated Macrophage Zonation Through FSTL1‐ITGA4 Axis

open access: yesAdvanced Science, EarlyView.
Liver inflammation in MASH fundamentally hinges on the newly defined Kit/STAT2/FSTL1/ITGA4 axis. Declining endothelial Kit collapses normal hepatic zonation, driving an aberrant FSTL1 gradient that recruits pathogenic macrophages. Strikingly, targeting FSTL1‐ITGA4 with anti‐VLA4 restores spatial immune homeostasis and halts disease progression ...
Lin Sun   +10 more
wiley   +1 more source

A Comprehensive Survey: Benefits, Services, Recent Works, Challenges, Security, and Use Cases for SDN-VANET

open access: yesIEEE Access, 2020
Vehicular communication networks is a powerful tool that enables numerous vehicular data services and applications. The rapid growth in vehicles has also resulted in the vehicular network becoming heterogeneous, dynamic, and large-scale, making it hard ...
Othman S. Al-Heety   +5 more
doaj   +1 more source

On the Performance of Secure Vehicular Communication Systems [PDF]

open access: yesIEEE Transactions on Dependable and Secure Computing, 2011
Vehicular communication (VC) systems are being developed primarily to enhance transportation safety and efficiency. Vehicle-to-vehicle communication, in particular, frequent cooperative awareness messages or safety beacons, has been considered over the past years as a main approach.
Giorgio Calandriello   +3 more
openaire   +4 more sources

WLAN/WDS performance using directive antennas in highly mobile scenarios: experimental results [PDF]

open access: yes, 2008
This paper presents experimental results from a series of IEEE 802.11g studies to investigate the performance of vehicular to roadside wireless communications. In particular, two high-gain omni-directional antennas were used at the roadside access point,
Nix, AR   +3 more
core   +1 more source

RPLP2 Mediates the Beneficial Effects of Exercise on Stress Resistance Through Muscle–Brain Communication

open access: yesAdvanced Science, EarlyView.
A novel exercise‐inducible myokine acidic ribosomal protein P2 (RPLP2), initially identified from human trials, is presented here, whose circulating levels negatively correlate with clinical anxiety severity. Muscle‐derived RPLP2 enhances hippocampal ribosomal assembly and adult neurogenesis to rescue stress‐induced anxiety deficits.
Peiyu Luo   +18 more
wiley   +1 more source

An Integrated Cognitive Radio Network for Coastal Smart Cities

open access: yesApplied Sciences, 2019
The integration of different networks has attracted significant attention in academia. Both terrestrial and maritime communications systems have been attracting keen interest for ways to deal with various applications.
Huma Ghafoor, Insoo Koo
doaj   +1 more source

DTN hybrid networks for vehicular communications [PDF]

open access: yes2013 International Conference on Connected Vehicles and Expo (ICCVE), 2013
We present an architecture for combining two established network paradigms, IP and Disruption-Tolerant Networking (DTN), into a unified packet gateway design that leverages the advantages of both. Vehicular networking (VNET) scenarios often involve brittle links between communicating nodes due to their mobility. DTN solutions, by using a dynamic hop-by-
Rohrer, Justin P., Xie, Geoffrey G.
openaire   +2 more sources

Reinforcement learning based scheme for on-demand vehicular fog formation [PDF]

open access: yes, 2023
The high need of real-time vehicular applications for self-driving cars to maintain service availability and reachability, and to process huge amount of generated data within a small amount of time, rise the need to improve the vehicular network ...
Mourad, Azzam   +2 more
core   +1 more source

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