activity
20232026
collaborators

6 papers

cs.LG2026

Harmonizing Multi-Objective LLM Unlearning via Unified Domain Representation and Bidirectional Logit Distillation

Yisheng Zhong, Sijia Liu, Zhuangdi Zhu

Large Language Models (LLMs) unlearning is crucial for removing hazardous or privacy-leaking information from the model. Practical LLM unlearning demands satisfying multiple challe…

cs.LG2026

DUET: Distilled LLM Unlearning from an Efficiently Contextualized Teacher

Yisheng Zhong, Zhengbang Yang, Zhuangdi Zhu

LLM unlearning is a technique to remove the impacts of undesirable knowledge from the model without retraining from scratch, which is indispensable towards trustworthy AI. Existing…

cs.CL2026

CALIBURN: Self-Calibrated LLM Unlearning Alignment

Zhengbang Yang, Yisheng Zhong, Junyuan Hong +1

LLM unlearning aims to remove the influence of undesirable knowledge from pretrained language models, which offers a practical mechanism for addressing safety and privacy concerns.…

cs.LG2025

Hierarchical Federated Unlearning for Large Language Models

Yisheng Zhong, Zhengbang Yang, Zhuangdi Zhu

Large Language Models (LLMs) are increasingly integrated into real-world applications, raising concerns about privacy, security and the need to remove undesirable knowledge. Machin…

cs.CR2025

Web Intellectual Property at Risk: Preventing Unauthorized Real-Time Retrieval by Large Language Models

Yisheng Zhong, Yizhu Wen, Junfeng Guo +4

The protection of cyber Intellectual Property (IP) such as web content is an increasingly critical concern. The rise of large language models (LLMs) with online retrieval capabilit…

cs.CR2023

PROFL: A Privacy-Preserving Federated Learning Method with Stringent Defense Against Poisoning Attacks

Yisheng Zhong, Li-Ping Wang

Federated Learning (FL) faces two major issues: privacy leakage and poisoning attacks, which may seriously undermine the reliability and security of the system. Overcoming them sim…