activity
20242026
collaborators

10 papers

cs.LG2026

Beyond Fixed Rounds: Data-Free Early Stopping for Practical Federated Learning

Youngjoon Lee, Hyukjoon Lee, Seungrok Jung +4

Federated Learning (FL) facilitates decentralized collaborative learning without transmitting raw data. However, reliance on fixed global rounds or validation data for hyperparamet…

cs.CR2025

Privacy on the Fly: A Predictive Adversarial Transformation Network for Mobile Sensor Data

Tianle Song, Chenhao Lin, Yang Cao +5

Mobile motion sensors such as accelerometers and gyroscopes are now ubiquitously accessible by third-party apps via standard APIs. While enabling rich functionalities like activity…

cs.LG2025

When to Stop Federated Learning: Zero-Shot Generation of Synthetic Validation Data with Generative AI for Early Stopping

Youngjoon Lee, Hyukjoon Lee, Jinu Gong +2

Federated Learning (FL) enables collaborative model training across decentralized devices while preserving data privacy. However, FL methods typically run for a predefined number o…

cs.CR2025

Differentially Private Federated Learning: A Systematic Review

Jie Fu, Yuan Hong, Xinpeng Ling +6

In recent years, privacy and security concerns in machine learning have promoted trusted federated learning to the forefront of research. Differential privacy has emerged as the de…

cs.LG2025

Adaptive Token-Weighted Differential Privacy for LLMs: Not All Tokens Require Equal Protection

Manjiang Yu, Priyanka Singh, Xue Li +1

Large language models (LLMs) frequently memorize sensitive or personal information, raising significant privacy concerns. Existing variants of differential privacy stochastic gradi…

cs.CR2025

A Decade of Metric Differential Privacy: Advancements and Applications

Xinpeng Xie, Chenyang Yu, Yan Huang +2

Metric Differential Privacy (mDP) builds upon the core principles of Differential Privacy (DP) by incorporating various distance metrics, which offer adaptable and context-sensitiv…