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相关论文: Stability and Throughput of Buffered Aloha with Ba…

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In this paper, we propose a cross-layer scheduling algorithm that achieves a throughput "epsilon-close" to the optimal throughput in multi-hop wireless networks with a tradeoff of O(1/epsilon) in delay guarantees. The algorithm aims to…

信息论 · 计算机科学 2011-01-26 Dongyue Xue , Eylem Ekici

In this paper we develop scheduling policies that maximize the stability region of a wireless network under the assumption that mutual information accumulation is implemented at the physical layer. When the link quality between nodes is not…

信息论 · 计算机科学 2012-07-17 Jing Yang , Yanpei Liu , Stark C. Draper

Motivated by the analogy between successive interference cancellation and iterative belief-propagation on erasure channels, irregular repetition slotted ALOHA (IRSA) strategies have received a lot of attention in the design of medium access…

信息论 · 计算机科学 2015-01-06 Laura Toni , Pascal Frossard

Recent advances in federated learning have shown that asynchronous variants can be faster and more scalable than their synchronous counterparts. However, their design does not include quantization, which is necessary in practice to deal…

机器学习 · 计算机科学 2024-10-08 Tomas Ortega , Hamid Jafarkhani

A self-stabilizing protocol has the capacity to recover a legitimate behavior whatever is its initial state. The majority of works in self-stabilization assume a shared memory model or a communication using reliable and FIFO channels. In…

分布式、并行与集群计算 · 计算机科学 2011-04-21 Shlomi Dolev , Swan Dubois , Maria Potop-Butucaru , Sébastien Tixeuil

In this work, we analyze the Kuramoto model (KM) with inertia on a convergent family of graphs. It is assumed that the intrinsic frequencies of the individual oscillators are sampled from a probability distribution. In addition, a given…

斑图形成与孤子 · 物理学 2023-07-26 Hayato Chiba , Georgi S. Medvedev , Matthew S. Mizuhara

Redundancy-d (R(d)) is a load balancing method used to route incoming jobs to K servers, each with its own queue. Every arriving job is replicated into 2<=d<=K tasks, which are then routed to d servers chosen uniformly at random. When the…

性能 · 计算机科学 2020-05-25 Gal Mendelson

A single queue incorporating a retransmission protocol is investigated, assuming that the sequence of per effort success probabilities in the Automatic Retransmission reQuest (ARQ) chain is a priori defined and no channel state information…

多媒体 · 计算机科学 2013-12-03 Anastasios Giovanidis , Gerhard Wunder , Joerg Buehler

We introduce AdvantageFlow, a forward-process reinforcement learning algorithm for rectified flow models. Unlike Flow-GRPO, which optimizes the reverse process, we optimize an advantage-weighted forward-process prediction loss. This…

机器学习 · 计算机科学 2026-05-26 Branislav Kveton , Anup Rao , Subhojyoti Mukherjee , Krishna Kumar Singh , Viet Dac Lai

In this paper, we consider a bidirectional relay network with half-duplex nodes and block fading where the nodes transmit with a fixed transmission rate. Thereby, user 1 and user 2 exchange information only via a relay node, i.e., a direct…

信息论 · 计算机科学 2016-11-15 Vahid Jamali , Nikola Zlatanov , Robert Schober

We evaluate a modification of irregular repetition slotted ALOHA (IRSA) involving intermediate decoding and early transmission termination by some nodes, upon their decoding success. This is meant to avoid unnecessary transmissions, thereby…

新兴技术 · 计算机科学 2026-01-05 Estefanía Recayte , Leonardo Badia , Andrea Munari

We propose a decentralized online learning algorithm for distributed random inverse problems over network graphs with online measurements, and unifies the distributed parameter estimation in Hilbert spaces and the least mean square problem…

机器学习 · 计算机科学 2026-04-09 Xiwei Zhang , Tao Li , Yan Chen , Qianyuan Long

Modern distributed systems demand low-latency, fault-tolerant event processing that exceeds traditional messaging architecture limits. While frameworks including Apache Kafka, RabbitMQ, Apache Pulsar, NATS JetStream, and serverless event…

分布式、并行与集群计算 · 计算机科学 2025-10-24 Jahidul Arafat , Fariha Tasmin , Sanjaya Poudel

We say that an algorithm is stable if small changes in the input result in small changes in the output. This kind of algorithm stability is particularly relevant when analyzing and visualizing time-varying data. Stability in general plays…

数据结构与算法 · 计算机科学 2025-03-10 Wouter Meulemans , Bettina Speckmann , Kevin Verbeek , Jules Wulms

In this paper, we provide a detailed convergence analysis for a first order stabilized linear semi-implicit numerical scheme for the nonlocal Cahn-Hilliard equation, which follows from consistency and stability estimates for the numerical…

数值分析 · 数学 2020-03-17 Xiao Li , Zhonghua Qiao , Cheng Wang

This letter evaluates the performance of the slotted Aloha protocol defined by the European Telecommunication Standard Institute (ETSI) SmartBAN specification, under saturation conditions. For this purpose, we develop a two-dimensional…

网络与互联网体系结构 · 计算机科学 2026-05-22 Anastasios C. Politis , Constantinos S. Hilas

We present a data-driven framework based on Lyapunov theory to provide stability guarantees for a family of hybrid systems. In particular, we are interested in the asymptotic stability of switching linear systems whose switching sequence is…

系统与控制 · 电气工程与系统科学 2023-02-13 Adrien Banse , Zheming Wang , Raphaël M. Jungers

While Secure Aggregation (SA) protects update confidentiality in Cross-silo Federated Learning, it fails to guarantee aggregation integrity, allowing malicious servers to silently omit or tamper with updates. Existing verifiable aggregation…

密码学与安全 · 计算机科学 2026-03-12 Xian Qin , Xue Yang , Xiaohu Tang

In this paper, we introduce an efficient interference alignment (IA) algorithm exploiting partially coordinated transmit precoding to improve the number of concurrent interference-free transmissions, i.e., the multiplexing gain, in…

信息论 · 计算机科学 2011-03-24 Aimal Khan Yousafzai , Mohammad Reza Nakhai

The presented study elaborates a multi-server priority queueing model considering the pre-emptive repeat policy and phase-type distribution (PH) for retrial process. The incoming heterogeneous calls are categorized as handoff calls and new…

最优化与控制 · 数学 2021-08-03 Raina Raj , Vidyottama Jain
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