Auflistung Nach Schlagwort "Quality of service"
Anzeige der Dokumente 1-20 von 62
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3DQoE-Oriented and energy-efficient 2D plus depth based 3D video streaming over centrally controlled networks
(2018)IP networks have become the dominant platform for video delivery. However, bandwidth-hungry video is pushing networks to their limits: costs are rising for the operators and the viewing experience is not always satisfactory ... -
Client and server games in peer-to-peer networks
(2009)We consider a content sharing network of noncooperative peers. The strategy set of each peer comprises, (i) client strategies, namely feasible request load splits to servers, and (ii) server strategies, namely scheduling ... -
A cloud-based content replication framework over multi-domain environments
(2014)Cloud service provisioning on top of virtual infrastructures is of major importance in modern ICT, since it is directly correlated to the way business models are designed and revenue is generated from the cloud service ... -
A conditional directional distance function approach for measuring tax collection efficiency: evidence from Spanish regional offices
(2021)This paper analyzes the evolution of the technical efficiency of Spanish regional tax offices with respect to the main devolved taxes for the period 2005–2014. We apply the conditional directional distance function ... -
Cooperative mobile high-speed and personal area networks for the provision of pervasive e-health services
(2011)The present paper studies the performance of a high-speed third-generation (3.5G) networking technology (Enhanced Uplink), in collaboration with well known personal area networks (i.e. Zigbee and Bluetooth) and wireless ... -
Cross-network and cross-layer optimized video streaming over LTE and WCDMA downlink
(2016)Video services are proliferating over today's mobile Internet and efforts have been made to improve their performance. The cross-layer video streaming that jointly optimizes the parameters at different protocol layers is ... -
D2D Task Offloading: A Dataset-Based Q&A
(2019)D2D interactions are promoted both in the context of traffic and computation offloading. Applications with functionalities that are executed in parallel in more than one mobile device have been proposed while the idea of ... -
Data-Driven Analytics Task Management at the Edge: A Fuzzy Reasoning Approach
(2022)Dynamic data-driven applications such as tracking and surveillance have emerged in the Internet of Things (IoT) environments. Such applications rely heavily on data generated by connected devices (e.g., sensors). Consequently, ... -
Decentralized service discovery and selection in Internet of Things applications based on artificial potential fields
(2017)The Internet of Things (IoT) vision involves a future Internet integrated with real-world objects that can commonly offer their functionality trough services. In such pervasive environments of IoT networks, locating and ... -
A Deep Graph Reinforcement Learning Model for Improving User Experience in Live Video Streaming
(2021)In this paper we present a deep graph reinforcement learning model to predict and improve the user experience during a live video streaming event, orchestrated by an agent/tracker. We first formulate the user experience ... -
A demonstration of video over a user centric prioritization scheme for wireless LANs
(2008)Due to the unreliable nature of the wireless medium, provisioning of the Quality of Service (QoS) in wireless LANs is by far more complicated than in wired networks. In this demo we show the efficiency of a new QoS support ... -
Dishonest reporting in queue-based cross-layer network optimization
(2012)Queue-based cross-layer optimization algorithms have recently been a subject of intensive research in wireless networks. Their purpose is to guarantee stable operation and to achieve some form of fairness among users, ... -
Distributed caching algorithms in the realm of layered video streaming
(2019)Distributed caching architectures have been proposed for bringing content close to requesters, and the key problem is to design caching algorithms for reducing content delivery delay, which determines to an extent the user ... -
Distributed dynamic scheduling for end-to-end rate guarantees in wireless ad hoc networks
(2005)We present a framework for the provision of deterministic end-to-end bandwidth guarantees in wireless ad hoc networks. Guided by a set of local feasibility conditions, multi-hop sessions are dynamically offered allocations, ... -
Distributed resource allocation mechanism for SOA service level agreements
(2011)Enterprise computing facilities, such as data centers or server farms typically employ service-oriented architectures (SOA) to support multiple, XML-based Web Services. They are typically architected in multiple computing ... -
A double-auction mechanism for mobile data-offloading markets
(2015)The unprecedented growth of mobile data traffic challenges the performance and economic viability of today's cellular networks and calls for novel network architectures and communication solutions. Mobile data offloading ... -
Dynamic CPU scheduling for QoS provisioning
(2013)Distributed, large-scale, enterprise applications are commonly supported in multi-tier data-center environments. In this paper, we study a scheduling problem for sharing CPU time in a cluster of servers among a number of ... -
Dynamic cross-layer association in 802.11-based mesh networks
(2007)In IEEE 802.11-based wireless mesh networks a user is associated with an access point (AP) in order to communicate and be part of the overall network. The association mechanism specified by the IEEE 802.11 standard does ... -
Dynamic RAT Selection and Pricing for Efficient Traffic Allocation in 5G HetNets
(2019)In this paper, we focus on 5G heterogeneous networks, considering the existence of multiple Distributed Units (DUs) that can provide access to end users implementing several access technologies, managed by a Central Unit ... -
EBC: A topology control algorithm for achieving high QoS in sensor networks
(2009)A novel approach for achieving high Quality of Service (QoS) in sensor networks via topology control is introduced and experimentally assessed in this paper. Our approach falls in the broader discipline of graph structural ...