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This paper presents a distributed optimization scheme over a network of agents in the presence of cost uncertainties and over switching communication topologies. Inspired by recent advances in distributed convex optimization, we propose a…

最优化与控制 · 数学 2016-11-15 Saghar Hosseini , Airlie Chapman , Mehran Mesbahi

This paper considers the problem of designing a dynamical system to solve constrained optimization problems in a distributed way and in an anytime fashion (i.e., such that the feasible set is forward invariant). For problems with separable…

最优化与控制 · 数学 2023-09-07 Pol Mestres , Jorge Cortés

This paper develops a distributed algorithm for rate allocation in wireless networks that achieves the same throughput region as optimal centralized algorithms. This cross-layer algorithm jointly performs medium access control (MAC) and…

信息论 · 计算机科学 2015-03-13 Jubin Jose , Sriram Vishwanath

Efficient handover algorithms are essential for highly performing mobile wireless communications. These algorithms depend on numerous parameters, whose settings must be appropriately optimized to offer a seamless connectivity. Nevertheless,…

网络与互联网体系结构 · 计算机科学 2012-11-15 Carlo Fischione , George Athanasiou , Fortunato Santucci

We consider a distributed stochastic optimization problem in networks with finite number of nodes. Each node adjusts its action to optimize the global utility of the network, which is defined as the sum of local utilities of all nodes.…

信息论 · 计算机科学 2018-07-31 Wenjie Li , Mohamad Assaad

In a multihop wireless network, it is crucial but challenging to schedule transmissions in an efficient and fair manner. In this paper, a novel distributed node scheduling algorithm, called Local Voting, is proposed. This algorithm tries to…

网络与互联网体系结构 · 计算机科学 2017-09-18 Dimitrios J. Vergados , Natalia Amelina , Yuming Jiang , Katina Kralevska , Oleg Granichin

In distributed wireless networks, nodes often do not know the topology (network size, connectivity and the channel gains) of the network. Thus, they have to compute their transmission and reception parameters in a distributed fashion. In…

信息论 · 计算机科学 2009-10-21 Vaneet Aggarwal , Salman Avestimehr , Ashutosh Sabharwal

In this paper we study the distributed average consensus problem in multi-agent systems with directed communication links that are subject to quantized information flow. Specifically, we present and analyze a distributed averaging algorithm…

系统与控制 · 电气工程与系统科学 2021-03-10 Apostolos I. Rikos , Christoforos N. Hadjicostis , Karl H. Johansson

The distributed optimization problem has become increasingly relevant recently. It has a lot of advantages such as processing a large amount of data in less time compared to non-distributed methods. However, most distributed approaches…

最优化与控制 · 数学 2024-03-27 Daniil Medyakov , Gleb Molodtsov , Aleksandr Beznosikov , Alexander Gasnikov

Control of multihop Wireless networks in a distributed manner while providing end-to-end delay requirements for different flows, is a challenging problem. Using the notions of Draining Time and Discrete Review from the theory of fluid…

网络与互联网体系结构 · 计算机科学 2017-04-20 Ashok Krishnan K. S. , Vinod Sharma

Node counting on a graph is subject to some fundamental theoretical limitations, yet a solution to such problems is necessary in many applications of graph theory to real-world systems, such as collective robotics and distributed sensor…

分布式、并行与集群计算 · 计算机科学 2020-05-29 Arindam Saha , James A. R. Marshall , Andreagiovanni Reina

In this paper we focus on the distributed quantized average consensus problem in open multi-agent systems consisting of dynamic directed communication links among active nodes. We propose three communication-efficient distributed algorithms…

系统与控制 · 电气工程与系统科学 2026-03-10 Jiaqi Hu , Karl H. Johansson , Apostolos I. Rikos

This work aims to jointly optimize the coding and node selection to minimize the processing time for distributed computing tasks over wireless edge networks. Since the joint optimization problem formulation is NP-hard and nonlinear, we…

分布式、并行与集群计算 · 计算机科学 2021-06-11 Cong T. Nguyen , Diep N. Nguyen , Dinh Thai Hoang , Hoang-Anh Pham , Eryk Dutkiewicz

We consider the problem of constructing a communication infrastructure from scratch, for a collection of identical wireless nodes. Combinatorially, this means a) finding a set of links that form a strongly connected spanning graph on a set…

网络与互联网体系结构 · 计算机科学 2012-10-17 Magnus M. Halldorsson , Pradipta Mitra

In wireless distributed computing, networked nodes perform intermediate computations over data placed in their memory and exchange these intermediate values to calculate function values. In this paper we consider an asymmetric setting where…

信息论 · 计算机科学 2017-08-10 Linqi Song , Sundara Rajan Srinivasavaradhan , Christina Fragouli

The performance of computer networks relies on how bandwidth is shared among different flows. Fair resource allocation is a challenging problem particularly when the flows evolve over time.To address this issue, bandwidth sharing techniques…

网络与互联网体系结构 · 计算机科学 2017-11-28 Zaid Allybokus , Konstantin Avrachenkov , Jérémie Leguay , Lorenzo Maggi

Age of Information (AoI), measures the time elapsed since the last received information packet was generated at the source. We consider the problem of AoI minimization for single-hop flows in a wireless network, under pairwise interference…

信息论 · 计算机科学 2018-03-20 Rajat Talak , Sertac Karaman , Eytan Modiano

An efficient and fair node scheduling is a big challenge in multihop wireless networks. In this work, we propose a distributed node scheduling algorithm, called Local Voting. The idea comes from the finding that the shortest delivery time…

网络与互联网体系结构 · 计算机科学 2020-02-14 Dimitrios J. Vergados , Natalia Amelina , Yuming Jiang , Katina Kralevska , Oleg Granichin

We consider distributed computation of functions of distributed data in random planar networks with noisy wireless links. We present a new algorithm for computation of the maximum value which is order optimal in the number of transmissions…

信息论 · 计算机科学 2016-11-18 Y. Kanoria , D. Manjunath

In millimeterWave wireless networks the rapidly varying wireless channels demand fast and dynamic resource allocation mechanisms. This challenge is hereby addressed by a distributed approach that optimally solves the fundamental resource…

网络与互联网体系结构 · 计算机科学 2013-07-30 Yuzhe Xu , George Athanasiou , Carlo Fischione , Leandros Tassiulas