collaborators

7 papers

cs.CR2026

Stateful Cooperative Agents Safeguarding LLMs Against Evolving Multi-Turn Attacks

Siyuan Li, Zehao Liu, Haoyu Li +5

As LLMs become increasingly integrated into complex applications, their vulnerability to adversarial attacks has raised significant concerns. However, existing defenses remain reac…

cs.LG2026

When Distance Distracts: Representation Distance Bias in BT-Loss for Reward Models

Tong Xie, Andrew Bai, Yuanhao Ban +3

Reward models are central to Large Language Model (LLM) alignment within the framework of RLHF. The standard objective used in reward modeling is the Bradley-Terry (BT) loss, which…

cs.CR2026

CoopGuard: Stateful Cooperative Agents Safeguarding LLMs Against Evolving Multi-Round Attacks

Siyuan Li, Zehao Liu, Xi Lin +6

As Large Language Models (LLMs) are increasingly deployed in complex applications, their vulnerability to adversarial attacks raises urgent safety concerns, especially those evolvi…

cs.CV2026

1.x-Distill: Breaking the Diversity, Quality, and Efficiency Barrier in Distribution Matching Distillation

Haoyu Li, Tingyan Wen, Lin Qi +6

Diffusion models produce high-quality text-to-image results, but their iterative denoising is computationally expensive.Distribution Matching Distillation (DMD) emerges as a promis…

cs.SE2024

Does Few-Shot Learning Help LLM Performance in Code Synthesis?

Derek Xu, Tong Xie, Botao Xia +4

Large language models (LLMs) have made significant strides at code generation through improved model design, training, and chain-of-thought. However, prompt-level optimizations rem…

cond-mat.dis-nn2024

Predicting and Interpreting Energy Barriers of Metallic Glasses with Graph Neural Networks

Haoyu Li, Shichang Zhang, Longwen Tang +2

Metallic Glasses (MGs) are widely used materials that are stronger than steel while being shapeable as plastic. While understanding the structure-property relationship of MGs remai…