On the convergence of decentralized federated learning under imperfect information sharing

VP Chellapandi, A Upadhyay… - IEEE Control Systems …, 2023 - ieeexplore.ieee.org
Most of the current literature focused on centralized learning is centered around the
celebrated average-consensus paradigm and less attention is devoted to scenarios where …

On the benefits of multiple gossip steps in communication-constrained decentralized federated learning

A Hashemi, A Acharya, R Das, H Vikalo… - … on Parallel and …, 2021 - ieeexplore.ieee.org
Federated learning (FL) is an emerging collaborative machine learning (ML) framework that
enables training of predictive models in a distributed fashion where the communication …

Fed-QSSL: A Framework for Personalized Federated Learning under Bitwidth and Data Heterogeneity

Y Chen, H Vikalo, C Wang - Proceedings of the AAAI Conference on …, 2024 - ojs.aaai.org
Motivated by high resource costs of centralized machine learning schemes as well as data
privacy concerns, federated learning (FL) emerged as an efficient alternative that relies on …

Distributed algorithm for continuous-type Bayesian Nash equilibrium in subnetwork zero-sum games

H Zhang, G Chen, Y Hong - IEEE Transactions on Control of …, 2023 - ieeexplore.ieee.org
In this paper, we consider a continuous-type Bayesian Nash equilibrium (BNE) seeking
problem in subnetwork zero-sum games, which is a generalization of either deterministic …

Improved convergence analysis and snr control strategies for federated learning in the presence of noise

A Upadhyay, A Hashemi - IEEE Access, 2023 - ieeexplore.ieee.org
We propose an improved convergence analysis technique that characterizes the distributed
learning paradigm of federated learning (FL) with imperfect/noisy uplink and downlink …

Communication-efficient variance-reduced decentralized stochastic optimization over time-varying directed graphs

Y Chen, A Hashemi, H Vikalo - IEEE Transactions on Automatic …, 2021 - ieeexplore.ieee.org
In this article, we consider the problem of decentralized optimization over time-varying
directed networks. The network nodes can access only their local objectives, and aim to …

Accelerated distributed stochastic non-convex optimization over time-varying directed networks

Y Chen, A Hashemi, H Vikalo - IEEE Transactions on Automatic …, 2024 - ieeexplore.ieee.org
Distributed stochastic non-convex optimization problems have recently received attention
due to the growing interest of signal processing, computer vision, and natural language …

Decentralized federated learning: Model update tracking under imperfect information sharing

VP Chellapandi, A Upadhyay, A Hashemi… - arXiv preprint arXiv …, 2024 - arxiv.org
A novel Decentralized Noisy Model Update Tracking Federated Learning algorithm
(FedNMUT) is proposed, which is tailored to function efficiently in the presence of noisy …

Communication-efficient zeroth-order distributed online optimization: Algorithm, theory, and applications

EC Kaya, MB Sahin, A Hashemi - IEEE Access, 2023 - ieeexplore.ieee.org
This paper focuses on a multi-agent zeroth-order online optimization problem in a federated
learning setting for target tracking. The agents only sense their current distances to their …

Communication-constrained exchange of zeroth-order information with application to collaborative target tracking

EC Kaya, MB Sahin, A Hashemi - ICASSP 2023-2023 IEEE …, 2023 - ieeexplore.ieee.org
In this paper, we study a communication-constrained multi-agent zeroth-order online
optimization problem within the federated learning (FL) setting with application to target …