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Peer-to-Peer streaming technology has become one of the major Internet applications as it offers the opportunity of broadcasting high quality video content to a large number of peers with low costs. It is widely accepted that with the…

Networking and Internet Architecture · Computer Science 2015-10-12 Bahaa Aldeen Alghazawy , Satoshi Fujita

The growing online traffic that is bringing the infrastructure to its limits induces an urgent demand for an efficient content delivery model. Capitalizing social networks and using advanced delivery networks potentially can help to solve…

Social and Information Networks · Computer Science 2014-04-14 Bernd Klasen

Fast Fourier Transform (FFT) is an efficient algorithm to compute the Discrete Fourier Transform (DFT) and its inverse. In this paper, we pay special attention to the description of complex-data FFT. We analyze two common descriptions of…

Numerical Analysis · Computer Science 2011-10-28 Zhengjun Cao , Xiao Fan

Personalized large language models (LLMs) tailor content to individual preferences using user profiles or histories. However, existing parameter-efficient fine-tuning (PEFT) methods, such as the ``One-PEFT-Per-User'' (OPPU) paradigm,…

Computation and Language · Computer Science 2025-10-21 Zhaoxuan Tan , Zixuan Zhang , Haoyang Wen , Zheng Li , Rongzhi Zhang , Pei Chen , Fengran Mo , Zheyuan Liu , Qingkai Zeng , Qingyu Yin , Meng Jiang

Coded caching is a recently proposed technique for dealing with large scale content distribution over the Internet. As in conventional caching, it leverages the presence of local caches at the end users. However, it considers coding in the…

Information Theory · Computer Science 2016-05-06 Li Tang , Aditya Ramamoorthy

Flexible and efficient CDNs are critical to facilitate content distribution in 5G+ architectures. Current CDNs suffer from inefficient request mapping based on DNS redirection, and inefficient content distribution from origin to edge…

Networking and Internet Architecture · Computer Science 2018-03-06 Mays Al-Naday , Martin J. Reed , Janne Riihijärvi , Dirk Trossen , Nikolaos Thomos , Mohammed Al-Khalidi

In this paper, a distributed turbo-like coding scheme for wireless networks with relays is proposed. We consider a scenario where multiple sources communicate with a single destination with the help of a relay. The proposed scheme can be…

Information Theory · Computer Science 2009-10-13 Roua Youssef , Alexandre Graell i Amat

Peer-to-Peer (P2P) content delivery, known for scalability and resilience, offers a decentralized alternative to traditional centralized Content Delivery Networks (CDNs). A significant challenge in P2P content delivery remains: the fair…

Cryptography and Security · Computer Science 2024-05-07 Jingyu Liu , Yingjie Xue , Zifan Peng , Chao Lin , Xinyi Huang

Distributed storage systems provide reliable access to data through redundancy spread over individually unreliable nodes. Application scenarios include data centers, peer-to-peer storage systems, and storage in wireless networks. Storing…

Networking and Internet Architecture · Computer Science 2008-03-06 Alexandros G. Dimakis , P. Brighten Godfrey , Yunnan Wu , Martin J. Wainwright , Kannan Ramchandran

The basic (and traditional) crossing number problem is to determine the minimum number of crossings in a topological drawing of an input graph in the plane. We develop a unified framework yielding fixed-parameter tractable (FPT) algorithms…

Computational Geometry · Computer Science 2026-05-07 Éric Colin de Verdière , Petr Hliněný

Several distributed system paradigms utilize Distributed Hash Tables (DHTs) to realize structured peer-to-peer (P2P) overlays. DHT structures arise as the most commonly used organizations for peers that can efficiently perform crucial…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-09-23 Yahya Hassanzadeh-Nazarabadi , Sanaz Taheri-Boshrooyeh , Safa Otoum , Seyhan Ucar , Öznur Özkasap

Massive MIMO is considered as one of the key enablers of the next generation 5G networks.With a high number of antennas at the BS, both spectral and energy efficiencies can be improved. Unfortunately, the downlink channel estimation…

Information Theory · Computer Science 2017-12-11 Ali Maatouk , Salah Eddine Hajri , Mohamad Assaad , Hikmet Sari , Serdar Sezginer

As the volume of the RDF data becomes increasingly large, it is essential for us to design a distributed database system to manage it. For distributed RDF data design, it is quite common to partition the RDF data into some parts, called…

Distributed, Parallel, and Cluster Computing · Computer Science 2016-02-23 Peng Peng , Lei Zou , Lei Chen , Dongyan Zhao

In this paper, we consider the problem of distributed inference in tree based networks. In the framework considered in this paper, distributed nodes make a 1-bit local decision regarding a phenomenon before sending it to the fusion center…

Information Theory · Computer Science 2016-11-17 Bhavya Kailkhura , Aditya Vempaty , Pramod K. Varshney

Graph is a fundamental data structure to model interconnections between entities. Set, on the contrary, stores independent elements. To learn graph representations, current Graph Neural Networks (GNNs) primarily use message passing to…

Machine Learning · Computer Science 2024-06-03 Xiyuan Wang , Pan Li , Muhan Zhang

Recent advancements in large-scale pre-training have shown the potential to learn generalizable representations for downstream tasks. In the graph domain, however, capturing and transferring structural information across different graph…

Machine Learning · Computer Science 2026-02-24 Jialin Chen , Haolan Zuo , Haoyu Peter Wang , Siqi Miao , Pan Li , Rex Ying

A graph embedding is an emerging approach that can represent a graph structure with a fixed-length low-dimensional vector. node2vec is a well-known algorithm to obtain such a graph embedding by sampling neighboring nodes on a given graph…

Machine Learning · Computer Science 2024-04-30 Kazuki Sunaga , Keisuke Sugiura , Hiroki Matsutani

We are motivated by the problem of designing a simple distributed algorithm for Peer-to-Peer streaming applications that can achieve high throughput and low delay, while allowing the neighbor set maintained by each peer to be small. While…

Networking and Internet Architecture · Computer Science 2013-04-23 Joohwan Kim , R. Srikant

With the rise of cloud-edge collaboration, recommendation services are increasingly trained in distributed environments. Federated Recommendation (FR) enables such multi-end collaborative training while preserving privacy by sharing model…

Machine Learning · Computer Science 2025-12-17 Haochen Yuan , Yang Zhang , Xiang He , Quan Z. Sheng , Zhongjie Wang

In this paper, we propose the t-FDP model, a force-directed placement method based on a novel bounded short-range force (t-force) defined by Student's t-distribution. Our formulation is flexible, exerts limited repulsive forces for nearby…

Graphics · Computer Science 2023-03-08 Fahai Zhong , Mingliang Xue , Jian Zhang , Fan Zhang , Rui Ban , Oliver Deussen , Yunhai Wang