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The emergence of large-scale wireless networks with partially-observable and time-varying dynamics has imposed new challenges on the design of optimal control policies. This paper studies efficient scheduling algorithms for wireless…

网络与互联网体系结构 · 计算机科学 2023-08-08 Quang Minh Nguyen , Eytan Modiano

The chimera state with co-existing coherent-incoherent dynamics has recently attracted a lot of attention due to its wide applicability. We investigate non-locally coupled identical chaotic maps with delayed interactions in the multiplex…

混沌动力学 · 物理学 2017-04-19 Saptarshi Ghosh , Anil Kumar , Anna Zakharova , Sarika Jalan

This paper proposes two nonlinear dynamics to solve constrained distributed optimization problem for resource allocation over a multi-agent network. In this setup, coupling constraint refers to resource-demand balance which is preserved at…

系统与控制 · 电气工程与系统科学 2023-10-30 Mohammadreza Doostmohammadian , Alireza Aghasi , Maria Vrakopoulou , Hamid R. Rabiee , Usman A. Khan , Themistoklis Charalambou

We study a problem of scheduling real-time traffic with hard delay constraints in an unreliable wireless channel. Packets arrive at a constant rate to the network and have to be delivered within a fixed number of slots in a fading wireless…

网络与互联网体系结构 · 计算机科学 2013-12-19 Easwar Vivek Mangipudi , Venkatesh Ramaiyan

In this paper, we study the joint power control and scheduling in uplink massive multiple-input multiple-output (MIMO) systems with random data arrivals. The data is generated at each user according to an individual stochastic process.…

网络与互联网体系结构 · 计算机科学 2019-04-10 Zheng Chen , Emil Björnson , Erik G. Larsson

We develop a general approach for designing scheduling policies for real-time traffic over wireless channels. We extend prior work, which characterizes a real-time flow by its traffic pattern, delay bound, timely-throughput requirement, and…

网络与互联网体系结构 · 计算机科学 2009-08-06 I-Hong Hou , P. R. Kumar

There are two intertwined factors that affect performance of concurrent data structures: the ability of processes to access the data in parallel and the cost of synchronization. It has been observed that for a large class of…

分布式、并行与集群计算 · 计算机科学 2017-05-10 Vitaly Aksenov , Petr Kuznetsov

We consider a wireless network with a set of transmitter-receiver pairs, or links, that share a common channel, and address the problem of emptying finite traffic volume from the transmitters in minimum time. This, so called, minimum-time…

网络与互联网体系结构 · 计算机科学 2016-11-18 Qing He , Vangelis Angelakis , Anthony Ephremides , Di Yuan

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

This paper addresses the complex issue of resource-constrained scheduling, an NP-hard problem that spans critical areas including chip design and high-performance computing. Traditional scheduling methods often stumble over scalability and…

机器学习 · 计算机科学 2024-06-12 Mingju Liu , Yingjie Li , Jiaqi Yin , Zhiru Zhang , Cunxi Yu

The problem of time synchronization in dense wireless networks is considered. Well established synchronization techniques suffer from an inherent scalability problem in that synchronization errors grow with an increasing number of hops…

信息论 · 计算机科学 2007-07-16 An-swol Hu , Sergio D. Servetto

We address the joint problem of learning and scheduling in multi-hop wireless network without a prior knowledge on link rates. Previous scheduling algorithms need the link rate information, and learning algorithms often require a…

网络与互联网体系结构 · 计算机科学 2023-12-11 Daehyun Park , Sunjung Kang , Changhee Joo

This paper addresses the problem of parallelizing computations to study non-linear dynamics in large networks of non-locally coupled oscillators using heterogeneous computing resources. The proposed approach can be applied to a variety of…

混沌动力学 · 物理学 2025-07-04 Oleksandr Sudakov , Volodymyr Maistrenko

Significant variations of delays among connecting neurons cause an inevitable disadvantage of asynchronous brain dynamics compared to synchronous deep learning. However, this study demonstrates that this disadvantage can be converted into a…

生物物理 · 物理学 2024-10-16 Yuval Meir , Ofek Tevet , Yarden Tzach , Shiri Hodassman , Ido Kanter

We examine the impact of torpid mixing and meta-stability issues on the delay performance in wireless random-access networks. Focusing on regular meshes as prototypical scenarios, we show that the mean delays in an $L\times L$ toric grid…

Caching at the base stations (BSs) has been widely adopted to reduce the delivery delay and alleviate the backhaul traffic between BSs and the core network. In this paper, we consider a collaborative content caching scheme among BSs in…

信息论 · 计算机科学 2016-05-04 Yaping Sun , Zhiyong Chen , Hui Liu

In multi-access wireless networks, transmission scheduling is a key component that determines the efficiency and fairness of wireless spectrum allocation. At one extreme, greedy opportunistic scheduling that allocates airtime to the user…

网络与互联网体系结构 · 计算机科学 2011-07-28 Suzhi Bi , Ying Jun , Zhang

The evolution of 5G and Beyond networks has enabled new applications with stringent end-to-end latency requirements, but providing reliable low-latency service with high throughput over public wireless networks is still a significant…

网络与互联网体系结构 · 计算机科学 2022-10-19 Andrea Bedin , Federico Chiariotti , Stepan Kucera , Andrea Zanella

Large interacting systems in biology often exhibit emergent dynamics, such as coexistence of multiple time scales, manifested by fat tails in the distribution of waiting times. While existing tools in statistical inference, such as maximum…

Diamond relay channel model, as a basic transmission model, has recently been attracting considerable attention in wireless Ad Hoc networks. Node cooperation and opportunistic scheduling scheme are two important techniques to improve the…

信息论 · 计算机科学 2009-07-13 Qing Wang , Pingyi Fan , Khaled Ben Letaief