Results 41 to 50 of about 55,895 (274)

Optimal Orchestration of Virtual Network Functions [PDF]

open access: yes, 2017
-The emergence of Network Functions Virtualization (NFV) is bringing a set of novel algorithmic challenges in the operation of communication networks. NFV introduces volatility in the management of network functions, which can be dynamically orchestrated,
Addis, Bernardetta   +3 more
core   +1 more source

Self‐adaptive online virtual network migration in network virtualization environments [PDF]

open access: yesTransactions on Emerging Telecommunications Technologies, 2019
AbstractIn Network Virtualization Environments, the capability of operators to allocate resources in the Substrate Network (SN) to support Virtual Networks (VNs) in an optimal manner is known as Virtual Network Embedding (VNE). In the same context, online VN migration is the process meant to reallocate components of a VN, or even an entire VN among ...
Zangiabady, Mahboobeh   +4 more
openaire   +3 more sources

Normal‐Appearing White Matter Injury Mediates Chronic Deep Venous Hypoxia and Disease Progression in Multiple Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To explore how cerebral hypoxia and Normal‐Appearing White Matter (NAWM) integrity affect MS lesion burden and clinical course. Methods Seventy‐nine MS patients, including 13 clinically isolated syndrome (CIS) patients and 66 relapsing–remitting multiple sclerosis (RRMS) patients, and 44 healthy controls (HCs) were recruited from ...
Xinli Wang   +8 more
wiley   +1 more source

Cloud based SDN and NFV architectures for IoT infrastructure

open access: yesEgyptian Informatics Journal, 2019
Connected devices which are commonly known as Internet of Things (IoT) are increasing at an alarming pace. Network infrastructure has to accommodate all these devices by providing adequate connectivity and delivering application based services.
Mamdouh Alenezi   +2 more
doaj   +1 more source

Survivability-Enhanced Virtual Network Embedding Strategy in Virtualized Wireless Sensor Networks [PDF]

open access: yesSensors, 2020
With the widespread application of wireless sensor networks (WSNs), WSN virtualization technology has received extensive attention. A key challenge in WSN virtualization is the survivable virtual network embedding (SVNE) problem which efficiently maps a virtual network on a WSN accounting for possible substrate failures.
Dapeng Wu   +5 more
openaire   +3 more sources

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

Online Load Balancing for Network Functions Virtualization

open access: yes, 2017
Network Functions Virtualization (NFV) aims to support service providers to deploy various services in a more agile and cost-effective way. However, the softwarization and cloudification of network functions can result in severe congestion and low ...
Binh, Huynh Thi Thanh   +3 more
core   +1 more source

Virtual Network Embedding without Explicit Virtual Network Specification

open access: yes, 2023
Network virtualization enables Internet service providers to run multiple heterogeneous and dedicated network architectures for different customers on a shared substrate. In existing works on virtual network embedding (VNE), each customer formulates a virtual network request (VNR) where a virtual network (VN) is required.
Cheng, Jiangnan, Bi, Yingjie, Tang, Ao
openaire   +2 more sources

Generalized virtual networking: An enabler for service centric networking and network function virtualization [PDF]

open access: yes2014 16th International Telecommunications Network Strategy and Planning Symposium (Networks), 2014
In this paper we introduce the Generalized Virtual Networking (GVN) concept. GVN provides a framework to influence the routing of packets based on service level information that is carried in the packets. It is based on a protocol header inserted between the Network and Transport layers, therefore it can be seen as a layer 3.5 solution.
SALSANO, STEFANO DOMENICO   +4 more
openaire   +3 more sources

A Qualitative Analysis of Patient Perspectives and Preferences in Lupus Management to Guide Lupus Guidelines Development

open access: yesArthritis Care &Research, EarlyView.
Objective A patient‐centered approach for chronic disease management, including systemic lupus erythematosus (SLE), aligns treatment with patients’ values and preferences, leading to improved outcomes. This paper summarizes how patient experiences, perspectives, and priorities informed the American College of Rheumatology (ACR) 2024 Lupus Nephritis (LN)
Shivani Garg   +20 more
wiley   +1 more source

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