Results 11 to 20 of about 5,885,166 (166)

Structure-based insights into evolution of rhodopsins

open access: yesCommunications Biology, 2021
Zabelskii et al. present a structural and functional analysis of the lightdriven proton pump LR (Mac) from the fungus Leptosphaeria maculans. Their findings indicate that the archaeal ancestry of eukaryotic type 1 rhodopsins, and that the archaeal host ...
Dmitrii Zabelskii   +21 more
doaj   +1 more source

Enhancing Data Freshness in Air-Ground Collaborative Heterogeneous Networks through Contract Theory and Generative Diffusion-Based Mobile Edge Computing

open access: yesSensors, 2023
Mobile edge computing is critical for improving the user experience of latency-sensitive and freshness-based applications. This paper provides insights into the potential of non-orthogonal multiple access (NOMA) convergence with heterogeneous air–ground ...
Zhiyao Sun, Guifen Chen
doaj   +1 more source

Deep Reinforcement Learning Based Freshness-Aware Path Planning for UAV-Assisted Edge Computing Networks with Device Mobility

open access: yesRemote Sensing, 2022
As unmanned aerial vehicles (UAVs) can provide flexible and efficient services concerning the sparse network distribution, we study a UAV-assisted mobile edge computing (MEC) network.
Yingsheng Peng   +3 more
doaj   +1 more source

Rejuvenation and the Age of Information [PDF]

open access: yes2019 IEEE International Symposium on Software Reliability Engineering Workshops (ISSREW), 2019
Two decades after the seminal paper on software aging and rejuvenation appeared in 1995, a new concept and metric referred to as the age of information (AoI) has been gaining attention from practitioners and the research community. In this vision paper, our aim is to show the similarities and differences between software aging and information aging. In
Menasché, Daniel   +2 more
openaire   +5 more sources

A UoI-Optimal Policy for Timely Status Updates with Resource Constraint

open access: yesEntropy, 2021
Timely status updates are critical in remote control systems such as autonomous driving and the industrial Internet of Things, where timeliness requirements are usually context dependent.
Lehan Wang   +4 more
doaj   +1 more source

Joint Task Offloading and Resource Allocation for Obtaining Fresh Status Updates in Multi-Device MEC Systems

open access: yesIEEE Access, 2020
To improve the operational efficiency of smart city, smart devices extract informative status updates from sampled image and video data to intelligently monitor the surroundings.
Long Liu   +3 more
doaj   +1 more source

Age of Information in Practice

open access: yes, 2021
While age of Information (AoI) has gained importance as a metric characterizing the fresh-ness of information in information-update systems and time-critical applications, most previous studies on AoI have been theoretical. In this chapter, we compile a set of recent works reporting API measurements in real-life networks and experimental testbeds, and ...
Uysal, Elif   +3 more
openaire   +3 more sources

Dynamical network stability analysis of multiple biological ages provides a framework for understanding the aging process [PDF]

open access: yes, 2023
Widespread interest in non-destructive biomarkers of aging has led to a curse of plenty: a multitude of biological ages that each proffers a 'true' health-adjusted age of an individual. While each measure provides salient information on the aging process, they are each univariate, in contrast to the "hallmark" and "pillar" theories of aging which are ...
arxiv   +1 more source

Unreliable V2X Communication in Cooperative Driving: Safety Times for Emergency Braking

open access: yesIEEE Access, 2021
Cooperative driving is a promising paradigm to improve traffic efficiency and safety. In congested traffic scenarios, such cooperation allows for safe maneuvering and driving with small inter-vehicle spatial gaps.
Johan Thunberg   +4 more
doaj   +1 more source

PFA-GAN: Progressive Face Aging with Generative Adversarial Network [PDF]

open access: yesIEEE Transactions on Information Forensics and Security, 2021, 2020
Face aging is to render a given face to predict its future appearance, which plays an important role in the information forensics and security field as the appearance of the face typically varies with age. Although impressive results have been achieved with conditional generative adversarial networks (cGANs), the existing cGANs-based methods typically ...
arxiv   +1 more source

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