Results 61 to 70 of about 23,732 (304)

Ensuring the QoE-Related Fairness to Reduce the User Abandonment Ratio

open access: yesSensors, 2021
Nowadays, it is quite a challenge for app owners to keep users engaged with an app. Currently, the level of user abandonment is one of the key parameters that application owners are interested in. To meet these challenges, we conduct an extended study of
Izabela Mazur   +2 more
doaj   +1 more source

Recent Advances in Programmable Metasurfaces and Meta‐Devices

open access: yesAdvanced Electronic Materials, EarlyView.
Programmable metasurfaces enable various novel functionalities by dynamically tuning electromagnetic wavefronts. This article provides a comprehensive review of recent advances in microwave and terahertz programmable metasurfaces, covering electrical, thermal, optical, and mechanical control mechanisms.
Linda Shao   +4 more
wiley   +1 more source

Multi-Users Dynamic Bandwidth Allocation Technology of SDTN

open access: yes天地一体化信息网络, 2022
The TT&C and data transmission of spacecraft are divided into two methods: space-based and ground-based.Among them, space-based method has the advantages of global coverage, access at any time, and real-time information return, and have a wide range ...
Jianxiang CHU   +3 more
doaj   +2 more sources

Burst‐by‐burst dynamic bandwidth allocation for XG‐PONs

open access: yesIET Networks, 2016
The authors propose and evaluate the performance of a dynamic bandwidth allocation algorithm, namely burst‐by‐bUrst dynamic bandwidth allocation (BUDA), which enables the fair and efficient utilisation of the available upstream resources in 10‐Gigabit ...
Ilias Gravalos   +3 more
doaj   +1 more source

Investigation and System Implementation of Flexible Bandwidth Switching for a Software-Defined Space Information Network

open access: yesIEEE Photonics Journal, 2017
This paper proposes and experimentally demonstrates a hybrid switching system that provides flexible bandwidth allocation for future laser and microwave space information networks.
Bin Wu   +4 more
doaj   +1 more source

Crop Insurance Design and On‐Farm Risk Adaptation

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT The United States spends billions annually on crop insurance premium subsidies, yet the prevailing distance‐based guarantee design unintentionally rewards risk‐taking by linking subsidies to yield variability. We consider a simple redesign: define guarantees in terms of probability so that coverage reflects a consistent likelihood of indemnity.
Gerald Van Tassell, Alan P. Ker
wiley   +1 more source

STEM+: Allocating bandwidth fairly to tasks [PDF]

open access: yes2015 IEEE Conference on Computer Communications Workshops (INFOCOM WKSHPS), 2015
Fair sharing of bandwidth among tenants in datacenters is important to guarantee prompt execution while providing isolation between different jobs. Existing bandwidth allocation methods lack a concept of a task reflecting the dependency between allocations on links.
Ilya Nikolaevskiy   +2 more
openaire   +1 more source

Mapping the Innovation DNA of Agribusiness Firms: A Multi‐Method Analysis of Strategic Capabilities and Performance

open access: yesAgribusiness, EarlyView.
ABSTRACT Innovation is essential for competitiveness in agribusiness facing dynamic environments. This study examines how market orientation, marketing, relational, and social capabilities influence innovation performance. Using data from 751 Spanish firms and a multi‐method approach that integrates Structural Equation Modeling (PLS‐SEM), Necessary ...
Beatriz Corchuelo Martínez‐Azúa   +1 more
wiley   +1 more source

Machine Learning Driven Inverse Design of Broadband Acoustic Superscattering

open access: yesAdvanced Intelligent Discovery, EarlyView.
Multilayer acoustic superscatterers are designed using machine learning to achieve broadband superscattering and strong sound insulation. By incorporating a weighted mean absolute error into the loss function, the forward and inverse neural networks accurately map structural parameters to spectral responses.
Lijuan Fan, Xiangliang Zhang, Ying Wu
wiley   +1 more source

Bandwidth Allocation Method in Satellite Network Based on Dynamic Token Bucket [PDF]

open access: yesJisuanji gongcheng, 2016
In order to allocate the bandwidth equitably,reduce resource waste and satisfy the bandwidth requirement of different priority traffic in a satellite communication network,an improved bandwidth allocation method based on dynamic token bucket is proposed ...
LIU Zhiguo,SHI Erxin,MA Yue
doaj   +1 more source

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