activity
20182021
most citedTackling the Objective Inconsistency Problem in Heterogeneous Federated Optimization

575 citations · 1.1k across the 10 of their papers we have counts for

collaborators

11 papers

cs.LG2021★ 167 cited

A Field Guide to Federated Optimization

Jianyu Wang, Zachary Charles, Zheng Xu +50

Federated learning and analytics are a distributed approach for collaboratively learning models (or statistics) from decentralized data, motivated by and designed for privacy prote…

cs.LG2021★ 21 cited

Local Adaptivity in Federated Learning: Convergence and Consistency

Jianyu Wang, Zheng Xu, Zachary Garrett +3

The federated learning (FL) framework trains a machine learning model using decentralized data stored at edge client devices by periodically aggregating locally trained models. Pop…

cs.LG2020★ 75 cited

Client Selection in Federated Learning: Convergence Analysis and Power-of-Choice Selection Strategies

Yae Jee Cho, Jianyu Wang, Gauri Joshi

Federated learning is a distributed optimization paradigm that enables a large number of resource-limited client nodes to cooperatively train a model without data sharing. Several…

cs.LG2020★ 575 cited

Tackling the Objective Inconsistency Problem in Heterogeneous Federated Optimization

Jianyu Wang, Qinghua Liu, Hao Liang +2

In federated optimization, heterogeneity in the clients' local datasets and computation speeds results in large variations in the number of local updates performed by each client i…

cs.LG2020★ 1 cited

Machine Learning on Volatile Instances

Xiaoxi Zhang, Jianyu Wang, Gauri Joshi +1

Due to the massive size of the neural network models and training datasets used in machine learning today, it is imperative to distribute stochastic gradient descent (SGD) by split…

cs.LG2020★ 3 cited

Overlap Local-SGD: An Algorithmic Approach to Hide Communication Delays in Distributed SGD

Jianyu Wang, Hao Liang, Gauri Joshi

Distributed stochastic gradient descent (SGD) is essential for scaling the machine learning algorithms to a large number of computing nodes. However, the infrastructures variabilit…

cs.LG2019

Advances and Open Problems in Federated Learning

Peter Kairouz, H. Brendan McMahan, Brendan Avent +56

Federated learning (FL) is a machine learning setting where many clients (e.g. mobile devices or whole organizations) collaboratively train a model under the orchestration of a cen…

cs.LG2019★ 68 cited

SlowMo: Improving Communication-Efficient Distributed SGD with Slow Momentum

Jianyu Wang, Vinayak Tantia, Nicolas Ballas +1

Distributed optimization is essential for training large models on large datasets. Multiple approaches have been proposed to reduce the communication overhead in distributed traini…

cs.LG2019★ 38 cited

MATCHA: Speeding Up Decentralized SGD via Matching Decomposition Sampling

Jianyu Wang, Anit Kumar Sahu, Zhouyi Yang +2

This paper studies the problem of error-runtime trade-off, typically encountered in decentralized training based on stochastic gradient descent (SGD) using a given network. While a…

cs.LG2018★ 34 cited

Adaptive Communication Strategies to Achieve the Best Error-Runtime Trade-off in Local-Update SGD

Jianyu Wang, Gauri Joshi

Large-scale machine learning training, in particular distributed stochastic gradient descent, needs to be robust to inherent system variability such as node straggling and random c…

cs.LG2018★ 161 cited

Cooperative SGD: A unified Framework for the Design and Analysis of Communication-Efficient SGD Algorithms

Jianyu Wang, Gauri Joshi

Communication-efficient SGD algorithms, which allow nodes to perform local updates and periodically synchronize local models, are highly effective in improving the speed and scalab…