collaborators

5 papers

cs.LG2025

DP-CSGP: Differentially Private Stochastic Gradient Push with Compressed Communication

Zehan Zhu, Heng Zhao, Yan Huang +3

In this paper, we propose a Differentially Private Stochastic Gradient Push with Compressed communication (termed DP-CSGP) for decentralized learning over directed graphs. Differen…

cs.DC2025

Bandwidth-Aware Network Topology Optimization for Decentralized Learning

Yipeng Shen, Zehan Zhu, Yan Huang +3

Network topology is critical for efficient parameter synchronization in distributed learning over networks. However, most existing studies do not account for bandwidth limitations…

cs.LG2025

Dyn-DP: Dynamic Differentially Private Decentralized Learning with Provable Utility Guarantee

Zehan Zhu, Yan Huang, Xin Wang +2

Most existing decentralized learning methods with differential privacy (DP) guarantee rely on constant gradient clipping bounds and fixed-level DP Gaussian noises for each node thr…

cs.DC2024

Robust Fully-Asynchronous Methods for Distributed Training over General Architecture

Zehan Zhu, Ye Tian, Yan Huang +2

Perfect synchronization in distributed machine learning problems is inefficient and even impossible due to the existence of latency, package losses and stragglers. We propose a Rob…

cs.LG2024

PrivSGP-VR: Differentially Private Variance-Reduced Stochastic Gradient Push with Tight Utility Bounds

Zehan Zhu, Yan Huang, Xin Wang +1

In this paper, we propose a differentially private decentralized learning method (termed PrivSGP-VR) which employs stochastic gradient push with variance reduction and guarantees $…