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In distributed optimization and machine learning, multiple nodes coordinate to solve large problems. To do this, the nodes need to compress important algorithm information to bits so that it can be communicated over a digital channel. The…

最优化与控制 · 数学 2020-12-02 Sindri Magnússon , Hossein Shokri-Ghadikolaei , Na Li

In this paper, we tackle the task of adaptive time allocation in integrated sensing and communication systems equipped with radar and communication units. The dual-functional radar-communication system's task involves allocating dwell times…

机器学习 · 计算机科学 2025-06-27 Ziyang Lu , M. Cenk Gursoy , Chilukuri K. Mohan , Pramod K. Varshney

In intelligent Internet of Things (IoT) systems, edge servers within a network exchange information with their neighbors and collect data from sensors to complete delivered tasks. In this paper, we propose a multiplayer multi-armed bandit…

分布式、并行与集群计算 · 计算机科学 2024-03-19 Ziqun Chen , Kechao Cai , Jinbei Zhang , Zhigang Yu

This paper deals with distributed policy optimization in reinforcement learning, which involves a central controller and a group of learners. In particular, two typical settings encountered in several applications are considered:…

机器学习 · 计算机科学 2021-04-21 Tianyi Chen , Kaiqing Zhang , Georgios B. Giannakis , Tamer Başar

One of the primary challenges in large-scale distributed learning stems from stringent communication constraints. While several recent works address this challenge for static optimization problems, sequential decision-making under…

机器学习 · 计算机科学 2022-03-03 Aritra Mitra , Hamed Hassani , George J. Pappas

The problem of decentralized multi-robot patrol has previously been approached primarily with hand-designed strategies for minimization of 'idlenes' over the vertices of a graph-structured environment. Here we present two lightweight neural…

机器人学 · 计算机科学 2025-09-23 James C. Ward , Ryan McConville , Edmund R. Hunt

Due to spectrum scarcity, the coexistence of radar and wireless communication has gained substantial research interest recently. Among many scenarios, the heterogeneouslydistributed joint radar-communication system is promising due to its…

信号处理 · 电气工程与系统科学 2022-03-07 Linlong Wu , Kumar Vijay Mishra , Bhavani Shankar M. R. , Björn Ottersten

This paper addresses the challenge of decentralized task allocation within heterogeneous multi-agent systems operating under communication constraints. We introduce a novel framework that integrates graph neural networks (GNNs) with a…

机器人学 · 计算机科学 2025-02-21 Lavanya Ratnabala , Aleksey Fedoseev , Robinroy Peter , Dzmitry Tsetserukou

One of the challenges for multi-agent reinforcement learning (MARL) is designing efficient learning algorithms for a large system in which each agent has only limited or partial information of the entire system. While exciting progress has…

机器学习 · 计算机科学 2022-02-22 Haotian Gu , Xin Guo , Xiaoli Wei , Renyuan Xu

This paper introduces a full solution for decentralized routing in Low Earth Orbit satellite constellations based on continual Deep Reinforcement Learning (DRL). This requires addressing multiple challenges, including the partial knowledge…

机器学习 · 计算机科学 2024-05-22 Federico Lozano-Cuadra , Beatriz Soret , Israel Leyva-Mayorga , Petar Popovski

In this paper we propose a new method for training neural networks (NNs) for frequency modulated continuous wave (FMCW) radar mutual interference mitigation. Instead of training NNs to regress from interfered to clean radar signals as in…

机器学习 · 计算机科学 2023-12-18 Christian Oswald , Mate Toth , Paul Meissner , Franz Pernkopf

We study a distributed decision-making problem in which multiple agents face the same multi-armed bandit (MAB), and each agent makes sequential choices among arms to maximize its own individual reward. The agents cooperate by sharing their…

最优化与控制 · 数学 2020-08-13 Peter Landgren , Vaibhav Srivastava , Naomi Ehrich Leonard

Online recommender systems often face long delays in receiving feedback, especially when optimizing for some long-term metrics. While mitigating the effects of delays in learning is well-understood in stationary environments, the problem…

机器学习 · 统计学 2020-08-12 Claire Vernade , Andras Gyorgy , Timothy Mann

We study a collaborative multi-agent stochastic linear bandit setting, where $N$ agents that form a network communicate locally to minimize their overall regret. In this setting, each agent has its own linear bandit problem (its own reward…

机器学习 · 计算机科学 2022-05-16 Ahmadreza Moradipari , Mohammad Ghavamzadeh , Mahnoosh Alizadeh

In this paper, we introduce a distributed dynamic routing algorithm for secondary users (SUs) to minimize their interference with the primary users (PUs) in multi-hop cognitive radio (CR) networks. We use the medial axis with a relaxation…

计算机科学与博弈论 · 计算机科学 2010-09-01 Quanyan Zhu , Zhou Yuan , Ju Bin Song , Zhu Han , Tamer Basar

In this paper, a new cooperation structure for spectrum sensing in cognitive radio networks is proposed which outperforms the existing commonly-used ones in terms of energy efficiency. The efficiency is achieved in the proposed design by…

信息论 · 计算机科学 2015-09-11 Younes Abdi , Tapani Ristaniemi

Automotive FMCW radars are indispensable to modern ADAS and autonomous-driving systems, but their increasing density has intensified the risk of mutual interference. Existing mitigation techniques, including reactive receiver-side…

系统与控制 · 电气工程与系统科学 2026-01-01 Yunian Pan , Jun Li , Lifan Xu , Shunqiao Sun , Quanyan Zhu

We consider a collaborative online learning paradigm, wherein a group of agents connected through a social network are engaged in playing a stochastic multi-armed bandit game. Each time an agent takes an action, the corresponding reward is…

机器学习 · 计算机科学 2016-07-12 Ravi Kumar Kolla , Krishna Jagannathan , Aditya Gopalan

Consider a target being tracked by a cognitive radar network. If the target can intercept noisy radar emissions, how can it detect coordination in the radar network? By 'coordination' we mean that the radar emissions satisfy Pareto…

信号处理 · 电气工程与系统科学 2023-04-19 Luke Snow , Vikram Krishnamurthy

Distributed edge learning (DL) is considered a cornerstone of intelligence enablers, since it allows for collaborative training without the necessity for local clients to share raw data with other parties, thereby preserving privacy and…

系统与控制 · 电气工程与系统科学 2026-01-15 Paul Zheng , Navid Keshtiarast , Pradyumna Kumar Bishoyi , Yao Zhu , Yulin Hu , Marina Petrova , Anke Schmeink