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Stream media content caching is a key enabling technology to promote the value chain of future urban vehicular networks. Nevertheless, the high mobility of vehicles, intermittency of information transmissions, high dynamics of user…

Information Theory · Computer Science 2023-05-15 Biqian Feng , Chenyuan Feng , Daquan Feng , Yongpeng Wu , Xiang-Gen Xia

Reliable transmission of a discrete memoryless source over a multiple-relay relay-broadcast network is considered. Motivated by sensor network applications, it is assumed that the relays and the destinations all have access to side…

Information Theory · Computer Science 2012-02-28 Deniz Gunduz , Elza Erkip , Andrea Goldsmith , H. Vincent Poor

Fifth generation new radio aims to facilitate new use cases in wireless communications. Some of these new use cases have highly de-manding latency requirements; many of the powerful forward error correction codes deployed in current…

Information Theory · Computer Science 2019-01-14 Mehmet Cagri Ilter , Halim Yanikomeroglu

We analyze a distributed system where n nodes called boxes store a large set of videos and collaborate to serve simultaneously n videos or less. We explore under which conditions such a system can be scalable while serving any sequence of…

Networking and Internet Architecture · Computer Science 2008-12-18 Laurent Viennot , Yacine Boufkhad , Fabien Mathieu , Fabien De Montgolfier , Diego Perino

Opportunistic mobile networks consisting of intermittently connected mobile devices have been exploited for various applications, such as computational offloading and mitigating cellular traffic load. In contrast to existing work, in this…

Networking and Internet Architecture · Computer Science 2017-03-28 Zongqing Lu , Xiao Sun , Thomas La Porta

With the goal of increasing the speed and efficiency in robotic manipulation, a control approach is presented that aims to utilize intentional simultaneous impacts to its advantage. This approach exploits the concept of the time-invariant…

Robotics · Computer Science 2024-11-18 Jari van Steen , Nathan van de Wouw , Alessandro Saccon

The Internet of Things (IoT) revolution and the development of smart communities have resulted in increased demand for bandwidth due to the rise in network traffic. Instead of investing in expensive communications infrastructure, some…

Networking and Internet Architecture · Computer Science 2019-10-14 Shadha Tabatabai , Ihab Mohammed , Ala Al-Fuqaha , Junaid Qadir

We propose ProTracker, a novel framework for accurate and robust long-term dense tracking of arbitrary points in videos. Previous methods relying on global cost volumes effectively handle large occlusions and scene changes but lack…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Tingyang Zhang , Chen Wang , Zhiyang Dou , Qingzhe Gao , Jiahui Lei , Baoquan Chen , Lingjie Liu

The use of existing network devices as relays has a potential to improve the overall network performance. In this work, we consider a two-hop wireless relay setting, where the channels between the source and relay nodes to the destination…

Networking and Internet Architecture · Computer Science 2017-04-11 Mehdi Salehi Heydar Abad , Ozgur Ercetin , Eylem Ekici

In opportunistic networks, the use of social metrics (e.g., degree, closeness and betweenness centrality) of human mobility network, has recently been shown to be an effective solution to improve the performance of opportunistic forwarding…

Networking and Internet Architecture · Computer Science 2017-09-26 Peiyan Yuan , Huadong Ma , Xiang-Yang Li , Shaojie Tang , Xufei Mao

This paper considers a framework where data from correlated sources are transmitted with help of network coding in ad-hoc network topologies. The correlated data are encoded independently at sensors and network coding is employed in the…

Networking and Internet Architecture · Computer Science 2015-03-19 Hyunggon Park , Nikolaos Thomos , Pascal Frossard

A visible light communication broadcast channel is considered, in which a transmitter luminaire communicates with two legitimate receivers in the presence of an external eavesdropper. A number of trusted cooperative half-duplex relay…

Information Theory · Computer Science 2019-05-13 Ahmed Arafa , Erdal Panayirci , H. Vincent Poor

In this paper, we attempt to revisit the problem of multi-party conferencing from a practical perspective, and to rethink the design space involved in this problem. We believe that an emphasis on low end-to-end delays between any two…

Multimedia · Computer Science 2012-10-31 X. Chen , M. Chen , B. Li , Y. Zhao , Y. Wu , J. Li

Inter-vehicle communication (IVC) enables vehicles to exchange messages within a limited broadcast range and thus self-organize into dynamical vehicular ad hoc networks. For the foreseeable future, however, a direct connectivity between…

Networking and Internet Architecture · Computer Science 2010-12-23 Arne Kesting , Martin Treiber , Dirk Helbing

A new channel coding approach was proposed in [1] for random multiple access communication over the discrete-time memoryless channel. The coding approach allows users to choose their communication rates independently without sharing the…

Information Theory · Computer Science 2016-11-15 Zheng Wang , Jie Luo

Real-time streaming communication requires a high quality of service despite contending with packet loss. Streaming codes are a class of codes best suited for this setting. A key challenge for streaming codes is that they operate in an…

Information Theory · Computer Science 2022-05-18 Michael Rudow , K. V. Rashmi

Mobile online social network services have seen a rapid increase, in which the huge amount of user-generated social media contents propagating between users via social connections has significantly challenged the traditional content…

Multimedia · Computer Science 2016-06-15 Zhi Wang , Lifeng Sun , Miao Zhang , Haitian Pang , Erfang Tian , Wenwu Zhu

Trajectory forecasting is crucial for video surveillance analytics, as it enables the anticipation of future movements for a set of agents, e.g. basketball players engaged in intricate interactions with long-term intentions. Deep generative…

Computer Vision and Pattern Recognition · Computer Science 2024-08-30 Riccardo Benaglia , Angelo Porrello , Pietro Buzzega , Simone Calderara , Rita Cucchiara

In a decade, the adaptive quality control of video streaming and the super-resolution (SR) technique have been deeply explored. As edge devices improved to have exceptional processing capability than ever before, streaming users can enhance…

Multimedia · Computer Science 2021-10-13 Minseok Choi , Won Joon Yun , Joongheon Kim

The increasing proliferation of Internet of Things (IoT) devices has created a growing need for more efficient communication networks, especially in areas where continuous connectivity is unstable or unavailable. Opportunistic networks have…

Networking and Internet Architecture · Computer Science 2025-03-04 Ángel Niebla-Montero , Iván Froiz-Míguez , Paula Fraga-Lamas , Tiago M. Fernández-Caramés
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