Filters








58,849 Hits in 5.4 sec

A Generic Video Adaptation Framework Towards Content - And Context - Awareness In Future Networks

Willy Aubry, Dominique Dallet, Simon Desfarges, Bertrand Le Gal, Daniel Négru
2012 Zenodo  
Publication in the conference proceedings of EUSIPCO, Bucharest, Romania, 2012  ...  This problematic is one of the main focus in media centric ecosystem and a key to content and context awareness for next generation network.  ...  Then, this device will be able to detect and adapt the video contents depending on the user's context (network load, terminal used …), making it into a content/context aware network device.  ... 
doi:10.5281/zenodo.52012 fatcat:umiqire5hrezde6vhwp7wqtfqu

Flexible Middleware Support for Future Mobile Services and Their Context-Aware Adaptation [chapter]

Marcin Solarski, Linda Strick, Kiminori Motonaga, Chie Noda, Wolfgang Kellerer
2004 Lecture Notes in Computer Science  
This paper focuses on the middleware's support for context-aware adaptation of a multimedia service for mobile users.  ...  Service adaptation takes into account both user preferences and contextual changes to modify the service behavior and contents.  ...  on service provisioning in a ubiquitous mobile environment.  ... 
doi:10.1007/978-3-540-30179-0_26 fatcat:ey24udiyurdmjf3kf2yu5oo2wi

Context-Aware Middleware for Multimedia Services in Heterogeneous Networks

Liang Zhou, Naixue Xiong, Lei Shu, Athanasios Vasilakos, Sang-Soo Yeo
2010 IEEE Intelligent Systems  
This context-aware middleware system facilitates diverse multimedia services  ...  c Research (S)(21220002) of the Ministry of Education, Culture, Sports, Science, and Technology in Japan.  ...  Acknowledgments Lei Shu's work related to this article was supported in part by the Lion project of Science Foundation Ireland under grant SFI/08/CE/ I1380 (Lion-2) and in part by the Grantin-Aid for Scientifi  ... 
doi:10.1109/mis.2010.48 fatcat:eluipom3tzdibfonrr64uzo34i

Quality of experience for HTTP adaptive streaming services

Ozgur Oyman, Sarabjot Singh
2012 IEEE Communications Magazine  
Adaptive streaming is especially effective in better tackling the bandwidth limitations of wireless networks, but also it allows for more intelligent video streaming that is device-aware and content-aware  ...  Such consumer demand requires exploration of new ways to optimize future wireless networks for video services toward delivering higher user capacity to serve more users and also deliver enhanced quality  ...  , Chris Cavigioli, and Suman Sharma.  ... 
doi:10.1109/mcom.2012.6178830 fatcat:e7fbb64qbbgqdehj4uv2wh5fm4

QoE Management for Future Networks [chapter]

Raimund Schatz, Susanna Schwarzmann, Thomas Zinner, Ognjen Dobrijevic, Eirini Liotou, Peter Pocta, Sabina Barakovic, Jasmina Barakovic Husic, Lea Skorin-Kapov
2018 Lecture Notes in Computer Science  
for ultimately turning QoE-aware network and application management into reality.  ...  This chapter discusses prospects of QoE management for future networks and applications.  ...  Towards a Generic Framework for QoE-Driven Network and Application Management In this section, we first derive the key components and challenges of QoE management by surveying recent literature discussing  ... 
doi:10.1007/978-3-319-90415-3_3 fatcat:dfj7obe3z5aspe65xvs6c3maq4

QoE-Driven DASH Video Caching and Adaptation at 5G Mobile Edge

Chang Ge, Ning Wang, Severin Skillman, Gerry Foster, Yue Cao
2016 Proceedings of the 2016 conference on 3rd ACM Conference on Information-Centric Networking - ACM-ICN '16  
Towards this end, we introduce a two-dimensional user Quality-of-Experience (QoE)-driven algorithm for making caching / replacement decisions based on both content context (e.g., segment popularity) and  ...  In this paper, we present a Mobile Edge Computing (MEC) scheme for enabling network edge-assisted video adaptation based on MPEG-DASH (Dynamic Adaptive Streaming over HTTP).  ...  ACKNOWLEDGMENTS This work is funded by EPSRC KCN project (EP/L026120 /1) and HEFCE Innovation Gateway project.  ... 
doi:10.1145/2984356.2988522 dblp:conf/acmicn/0001WSFC16 fatcat:reqlrlnoxnc2ficxvqtllnu6za

Data-driven Approaches for Social Video Distribution [article]

Zhi Wang
2015 arXiv   pre-print
In this paper, we first presents the challenges in social-aware video delivery. Then, we present a principal framework for data-driven social video delivery approaches.  ...  users' experience in the social network context.  ...  To this end, Fig. 1 illustrates a general framework of social-aware video content delivery.  ... 
arXiv:1506.08125v1 fatcat:rbyt42swxvfu7ko37tvvkgl6ge

Media Ecosystems: A Novel Approach for Content-Awareness in Future Networks [chapter]

H. Koumaras, D. Negru, E. Borcoci, V. Koumaras, C. Troulos, Y. Lapid, E. Pallis, M. Sidibé, A. Pinto, G. Gardikis, G. Xilouris, C. Timmerer
2011 Lecture Notes in Computer Science  
Towards this goal, the proposed concept provides content-awareness to the network environment, network-and user contextawareness to the service environment, and adapted services/content to the end user  ...  This chapter proposes a novel concept towards the deployment of a networked 'Media Ecosystem'.  ...  This work was supported in part by the EC in the context of the ALICANTE project (FP7-ICT-248652).  ... 
doi:10.1007/978-3-642-20898-0_26 fatcat:s2rtwyldojeohpeuin2drca25i

Distributed adaptation decision-taking framework and Scalable Video Coding tunneling for edge and in-network media adaptation

Michael Grafl, Christian Timmerer, Markus Waltl, George Xilouris, Nikolaos Zotos, Daniele Renzi, Stefano Battista, Alex Chernilov
2012 2012 International Conference on Telecommunications and Multimedia (TEMU)  
The adaptation can be performed in many ways and at different locations, e.g., at the edge and within the network resulting in a substantial number of issues to be integrated within a media ecosystem.  ...  This paper describes research challenges, key innovations, target research outcomes, and achievements so far for edge and in-network media adaptation by introducing the concept of Scalable Video Coding  ...  ACKNOWLEDGMENT This work was supported in part by the EC in the context of the ALICANTE project (FP7-ICT-248652). The authors thank bSoft Ltd. and MainConcept GmbH for providing their encoders.  ... 
doi:10.1109/temu.2012.6294710 dblp:conf/temu/GraflTWRBXZC12 fatcat:igqpnz7fifcxhplqqepauughfy

Context-Awareness via Ubiquitous User Profiling: An Implementation Paradigm

Spyros Panagiotakis
2012 Software Engineering  
The present paper focuses on context-awareness in service provisioning over PLMN and proposes a flexible and innovative model for user profiling.  ...  Moreover, an intelligent distributed midd leware framework that capitalizes the enhanced user profiles and deals with context information is introduced.  ...  Even context aware services, which mon itor periodically the updates at the user context, are not able to dynamically adapt content to current user preferences, since in the most existing frameworks fo  ... 
doi:10.5923/j.se.20120203.05 fatcat:fk3xzvpm5rbanb7vdfj4ovr6aq

Toward Cross-Layer Design for Non-Orthogonal Multiple Access: A Quality-of-Experience Perspective [article]

Wei Wang, Yuanwei Liu, Zhiqing Luo, Tao Jiang, Qian Zhang, Arumugam Nallanathan
2018 arXiv   pre-print
With these principles and challenges in mind, we develop a general architecture with a dynamic network scheduling scheme.  ...  We provide some implications for future QoE-aware NOMA designs by conducting a case study in video streaming applications.  ...  Merits of the QoE-awareness framework are verified, and implications about future QoE-aware NOMA schemes are provided in Section V. II.  ... 
arXiv:1801.08291v1 fatcat:xtb7nlqzifflhonduxmakwiesi

QoE Management of Multimedia Streaming Services in Future Networks: A Tutorial and Survey

Alcardo Alex Barakabitze, Nabajeet Barman, Arslan Ahmad, Saman Zadtootaghaj, Lingfen Sun, Maria G. Martini, Luigi Atzori
2019 IEEE Communications Surveys and Tutorials  
We provide in this paper a tutorial and a comprehensive survey of QoE management solutions in current and future networks.  ...  Based on the review, we present a list of identified future QoE management challenges regarding emerging multimedia applications, network management and orchestration, network slicing and collaborative  ...  [21] provided a discussion on the context-aware QoE management in the SDN control perspective of future networks.  ... 
doi:10.1109/comst.2019.2958784 fatcat:7bgzl5rpmfgedo5e5psz7i3t4a

CATS: Context-Aware Triggering System for Next Generation Networks [chapter]

José Simoes, João Goncalves, Telma Mota, Thomas Magedanz
2009 IFIP Advances in Information and Communication Technology  
Considering context information, namely location, in order to create new services has become a commercial trend.  ...  Existing services can be easily enriched with context information, made available on a variety of networks and new services can be composed using previously existing building blocks.  ...  , creation and dissemination of context-aware services for next generation networks.  ... 
doi:10.1007/978-3-642-03841-9_23 fatcat:wsubtrh7kzddnlltus4ng4c37e

An MPEG-21-driven utility-based multimedia adaptation decision taking web service

Martin Prangl, Ingo Kofler, Hermann Hellwagner
2008 Proceedings of the First International Conference on Ambient Media and Systems  
In multimedia frameworks, content adaptation is the core concept to make progress toward this goal.  ...  Based on our previous work and the support of the MPEG-21 framework, we present a transparent solution to provide a content utility-aware adaptation decision for such utility-unaware multimedia frameworks  ...  Temporal video adaptation means to generate a variation of the original video which differs in the number of frames per second (frame rate).  ... 
doi:10.4108/icst.ambisys2008.2863 dblp:conf/ambisys/PranglKH08 fatcat:om2nzprxq5ho3iroucsdtkwzgi

Delivering Service Adaptation with 3G Technology [chapter]

Antonio Liotta, Alvin Yew, Chris Bohoris, George Pavlou
2002 Lecture Notes in Computer Science  
In this paper we present a VHE middleware system and its prototype implementation developed in the context of the IST VESPER project.  ...  service as he/she switches across terminals, networks, and providers.  ...  This work has been performed in the framework of the project IST VESPER, which is funded by the European Community  ... 
doi:10.1007/3-540-36110-3_12 fatcat:nmd6uhap3zelrnilbrfrqtzkvi
« Previous Showing results 1 — 15 out of 58,849 results