collaborators

6 papers

cs.PF2026

PipeWeave: Synergizing Analytical and Learning Models for Unified GPU Performance Prediction

Kaixuan Zhang, Yunfan Cui, Shuhao Zhang +8

The rapid expansion of Transformer-based large language models has dramatically increased the need for high-performance GPUs. As a result, there is growing demand for fast, accurat…

cs.CR2025

MAD-Spear: A Conformity-Driven Prompt Injection Attack on Multi-Agent Debate Systems

Yu Cui, Hongyang Du

Multi-agent debate (MAD) systems leverage collaborative interactions among large language models (LLMs) agents to improve reasoning capabilities. While recent studies have focused…

cs.CR2025

Practical Reasoning Interruption Attacks on Reasoning Large Language Models

Yu Cui, Cong Zuo

Reasoning large language models (RLLMs) have demonstrated outstanding performance across a variety of tasks, yet they also expose numerous security vulnerabilities. Most of these v…

cs.CR2025

Token-Efficient Prompt Injection Attack: Provoking Cessation in LLM Reasoning via Adaptive Token Compression

Yu Cui, Yujun Cai, Yiwei Wang

While reasoning large language models (LLMs) demonstrate remarkable performance across various tasks, they also contain notable security vulnerabilities. Recent research has uncove…

cs.AI2025

Process or Result? Manipulated Ending Tokens Can Mislead Reasoning LLMs to Ignore the Correct Reasoning Steps

Yu Cui, Bryan Hooi, Yujun Cai +1

Recent reasoning large language models (LLMs) have demonstrated remarkable improvements in mathematical reasoning capabilities through long Chain-of-Thought. The reasoning tokens o…

cs.CL2024

PPLqa: An Unsupervised Information-Theoretic Quality Metric for Comparing Generative Large Language Models

Gerald Friedland, Xin Huang, Yueying Cui +3

We propose PPLqa, an easy to compute, language independent, information-theoretic metric to measure the quality of responses of generative Large Language Models (LLMs) in an unsupe…