collaborators

7 papers

cs.LG2025

Enhancing DPSGD via Per-Sample Momentum and Low-Pass Filtering

Xincheng Xu, Thilina Ranbaduge, Qing Wang +2

Differentially Private Stochastic Gradient Descent (DPSGD) is widely used to train deep neural networks with formal privacy guarantees. However, the addition of differential privac…

cs.CR2025

SoK: The Privacy Paradox of Large Language Models: Advancements, Privacy Risks, and Mitigation

Yashothara Shanmugarasa, Ming Ding, M. A. P Chamikara +1

Large language models (LLMs) are sophisticated artificial intelligence systems that enable machines to generate human-like text with remarkable precision. While LLMs offer signific…

cs.HC2025

Privacy Meets Explainability: Managing Confidential Data and Transparency Policies in LLM-Empowered Science

Yashothara Shanmugarasa, Shidong Pan, Ming Ding +2

As Large Language Models (LLMs) become integral to scientific workflows, concerns over the confidentiality and ethical handling of confidential data have emerged. This paper explor…

cs.LG2025

Adaptive Clipping for Privacy-Preserving Few-Shot Learning: Enhancing Generalization with Limited Data

Kanishka Ranaweera, Dinh C. Nguyen, Pubudu N. Pathirana +4

In the era of data-driven machine-learning applications, privacy concerns and the scarcity of labeled data have become paramount challenges. These challenges are particularly prono…

cs.LG2025

Multi-Objective Optimization for Privacy-Utility Balance in Differentially Private Federated Learning

Kanishka Ranaweera, David Smith, Pubudu N. Pathirana +3

Federated learning (FL) enables collaborative model training across distributed clients without sharing raw data, making it a promising approach for privacy-preserving machine lear…

cs.LG2025

Federated Learning with Differential Privacy: An Utility-Enhanced Approach

Kanishka Ranaweera, Dinh C. Nguyen, Pubudu N. Pathirana +4

Federated learning has emerged as an attractive approach to protect data privacy by eliminating the need for sharing clients' data while reducing communication costs compared with…