Results 31 to 40 of about 125,495 (264)

Competitive and deterministic embeddings of virtual networks [PDF]

open access: yesTheoretical Computer Science, 2012
Network virtualization is an important concept to overcome the ossification of today's Internet as it facilitates innovation also in the network core and as it promises a more efficient use of the given resources and infrastructure. Virtual networks (VNets) provide an abstraction of the physical network: multiple VNets may cohabit the same physical ...
Even, Guy   +3 more
openaire   +3 more sources

Survivable Virtual Network Embedding Algorithm Based on Service Priority Partition [PDF]

open access: yesJisuanji gongcheng, 2019
In the process of remapping invalid virtual networks,the existing research has not effectively distinguished the different types of virtual network bearer services,which leads to the reduction of resource income.Therefore,a Survivable Virtual Network ...
YUAN Letian,LI Guofeng
doaj   +1 more source

Survivable Virtual Network Embedding Algorithm for Multiple Link Failures [PDF]

open access: yesJisuanji gongcheng, 2020
To address the Virtual Network Embedding(VNE) problem in the case of multiple link failures in physical networks,this paper proposes a Survivable Virtual Network Embedding(SVNE) algorithm.This algorithm provides backup resources for physical links and ...
ZHU Guohui, LIU Xiuxia, ZHANG Yin
doaj   +1 more source

Embedding of Virtual Network Requests over Static Wireless Multihop Networks

open access: yes, 2012
Network virtualization is a technology of running multiple heterogeneous network architecture on a shared substrate network. One of the crucial components in network virtualization is virtual network embedding, which provides a way to allocate physical ...
Ok, Jungseul   +4 more
core   +1 more source

Cloud Virtual Network Embedding: Profit, Power and Acceptance [PDF]

open access: yes, 2015
In this paper, we investigate maximizing the profit achieved by infrastructure providers (InPs) from embedding virtual network requests (VNRs) in IP/WDM core networks with clouds.
Elgorashi, TEH   +2 more
core   +1 more source

Minimum Cost Flow Model and Algorithm of Virtual Network Embedding

open access: yesDianxin kexue, 2014
The dynamic process of network virtualization was studied,and the inversion phenomenon that the revenue did not rely on embedding cost was discovered.Then minimum cost flow model and algorithms of virtual network embedding which fit for creating virtual ...
Xiaohua Chen   +3 more
doaj   +2 more sources

Network service chaining with efficient network function mapping based on service decompositions [PDF]

open access: yes, 2015
Network Service Chaining (NSC) is a service concept which promises increased flexibility and cost-efficiency for future carrier networks. The two recent developments, Network Function Virtualization (NFV) and Software-Defined Networking (SDN), are ...
Colle, Didier   +3 more
core   +1 more source

VINEA: a policy-based virtual network embedding architecture [PDF]

open access: yes, 2013
Network virtualization has enabled new business models by allowing infrastructure providers to lease or share their physical network. To concurrently run multiple customized virtual network services, such infrastructure providers need to run a virtual ...
Esposito, Flavio   +2 more
core   +1 more source

Comparing the Effect of Semi‐Immersive Virtual Reality, Computerized Cognitive Training, and Traditional Rehabilitation on Cognitive Function in Multiple Sclerosis: A Randomized Clinical Trial

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Cognitive impairment is a common non‐motor symptom in Multiple Sclerosis (MS), negatively affecting autonomy and Quality of Life (QoL). Innovative rehabilitation strategies, such as semi‐immersive virtual reality (VR) and computerized cognitive training (CCT), may offer advantages over traditional cognitive rehabilitation (TCR ...
Maria Grazia Maggio   +8 more
wiley   +1 more source

Virtual network embedding method based on node delay perception

open access: yesIET Networks
Wireless virtual network uses software defined network and network function virtualisation technologies to create multiple logically isolated virtual networks on a physical wireless network.
Yaning Wang, Hui Zhi
doaj   +1 more source

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