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Related papers: FlexCast: genuine overlay-based atomic multicast

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Coded distributed computing can reduce the communication load for distributed computing systems by introducing redundant computation and creating multicasting opportunities. However, the existing schemes require delicate data placement and…

Information Theory · Computer Science 2025-01-28 Yuhan Wang , Youlong Wu

Digital teleportation protocols make use of entanglement, local measurements and a classical communication channel to transfer quantum states between remote parties. We consider analog teleportation protocols, where classical communication…

Quantum Physics · Physics 2026-03-16 Uesli Alushi , Simone Felicetti , Roberto Di Candia

Quantum communication holds a promise for absolutely secure transmission of secret messages and faithful transfer of unknown quantum states. Photonic channels appear to be very attractive for physical implementation of quantum…

Quantum Physics · Physics 2009-11-07 Lu-Ming Duan , Mikhail Lukin , Ignacio Cirac , Peter Zoller

One of the main challenges in building a large scale publish-subscribe infrastructure in an enterprise network, is to provide the subscribers with the required information, while minimizing the consumed host and network resources.…

Networking and Internet Architecture · Computer Science 2010-06-30 Danny Bickson , Ezra N. Hoch , Nir Naaman , Yoav Tock

The present work focuses on the forward link of a broadband multibeam satellite system that aggressively reuses the user link frequency resources. Two fundamental practical challenges, namely the need to frame multiple users per…

Information Theory · Computer Science 2016-11-17 Dimitrios Christopoulos , Symeon Chatzinotas , Bjorn Ottersten

In mobile database environments, multiple users may access similar data items irrespective of their physical location leading to concurrent access anomalies. As disconnections and mobility are the common characteristics in mobile…

Distributed, Parallel, and Cluster Computing · Computer Science 2010-07-15 Salman Abdul Moiz , Lakshmi Rajamani

We consider the problem of throughput-optimal broadcast- ing in time-varying wireless networks, whose underlying topology is restricted to Directed Acyclic Graphs (DAG). Previous broadcast algorithms route packets along spanning trees. In…

Information Theory · Computer Science 2016-04-05 Abhishek Sinha , Leandros Tassiulas , Eytan Modiano

We study the problem of efficiently broadcasting packets in multi-hop wireless networks. At each time slot the network controller activates a set of non-interfering links and forwards selected copies of packets on each activated link. A…

Information Theory · Computer Science 2015-07-21 Abhishek Sinha , Georgios Paschos , Chih-ping Li , Eytan Modiano

A cross-layer design along with an optimal resource allocation framework is formulated for wireless fading networks, where the nodes are allowed to perform network coding. The aim is to jointly optimize end-to-end transport layer rates,…

Networking and Internet Architecture · Computer Science 2011-05-06 Ketan Rajawat , Nikolaos Gatsis , Georgios B. Giannakis

Cross-chain swaps enable exchange of different assets that reside on different blockchains. Several protocols have been proposed for atomic cross-chain swaps. However, those protocols are not fault-tolerant, in the sense that if any party…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-11-15 Yingjie Xue , Di Jin , Maurice Herlihy

This paper presents a thorough survey of recent work addressing energy efficient multicast routing protocols and secure multicast routing protocols in Mobile Ad hoc Networks (MANETs). There are so many issues and solutions which witness the…

Networking and Internet Architecture · Computer Science 2010-07-15 Busola S. Olagbegi , Natarajan Meghanathan

In this paper, a cooperative multicast scheme that uses Randomized Distributed Space Time Codes (R-DSTC), along with packet level Forward Error Correction (FEC), is studied. Instead of sending source packets and/or parity packets through…

Multimedia · Computer Science 2016-11-18 Zhili Guo , Yao Wang , Elza Erkip , Shivendra Panwar

Generative models have achieved remarkable success across various applications, driving the demand for multi-GPU computing. Inter-GPU communication becomes a bottleneck in multi-GPU computing systems, particularly on consumer-grade GPUs. By…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-10-10 Ke Hong , Xiuhong Li , Minxu Liu , Qiuli Mao , Tianqi Wu , Zixiao Huang , Lufang Chen , Zhong Wang , Yichong Zhang , Zhenhua Zhu , Guohao Dai , Yu Wang

For a network with one sender, $n$ receivers (users) and $m$ possible messages (files), caching side information at the users allows to satisfy arbitrary simultaneous demands by sending a common (multicast) coded message. In the worst-case…

Information Theory · Computer Science 2014-07-04 Mingyue Ji , Antonia M. Tulino , Jaime Llorca , Giuseppe Caire

Neutral-atom quantum computers encode qubits in individually trapped atoms arranged in optical lattices. Achieving defect-free atom configurations is essential for high-fidelity quantum gates and scalable error correction, yet stochastic…

Quantum Physics · Physics 2025-11-21 Otto Savola , Alexandru Paler

Quantum key distribution (QKD) is the best candidate for securing communications against attackers, who may in the future exploit quantum-enhanced computational powers to break classical encryption. As such, new challenges are arising from…

Quantum communication holds the promise of creating disruptive technologies that will play an essential role in future communication networks. For example, the study of quantum communication complexity has shown that quantum communication…

We propose a multicast scheduling scheme to exploit content reuse when there is asynchronicity in user requests. A unicast transmission setup is used for content delivery, while multicast transmission is employed opportunistically to reduce…

Networking and Internet Architecture · Computer Science 2014-11-12 Peng Hui Tan , Jingon Joung , Sumei Sun

Multipath TCP (MPTCP) is a transport layer protocol that allows network devices to transfer data over multiple concurrent paths, and hence, utilizes the network resources more effectively than does the traditional single-path TCP. However,…

Networking and Internet Architecture · Computer Science 2015-01-15 Tuan-Anh Le , Loc X. Bui

In his 2018 paper, Herlihy introduced an atomic protocol for multi-party asset swaps across different blockchains. His model represents an asset swap by a directed graph whose nodes are the participating parties and edges represent asset…

Data Structures and Algorithms · Computer Science 2024-03-18 Emily Clark , Chloe Georgiou , Katelyn Poon , Marek Chrobak