activity
20242026
most citedTowards Knowledge Checking in Retrieval-augmented Generation: A Representation Perspective

1 citations · 1 across the 6 of their papers we have counts for

collaborators

16 papers

cs.LG2026

Co-RedTeam: Orchestrated Security Discovery and Exploitation with LLM Agents

Pengfei He, Ash Fox, Lesly Miculicich +7

Large language models (LLMs) have shown promise in assisting cybersecurity tasks, yet existing approaches struggle with automatic vulnerability discovery and exploitation due to li…

cs.AI2025

TRAJECT-Bench:A Trajectory-Aware Benchmark for Evaluating Agentic Tool Use

Pengfei He, Zhenwei Dai, Bing He +10

Large language model (LLM)-based agents increasingly rely on tool use to complete real-world tasks. While existing works evaluate the LLMs' tool use capability, they largely focus…

cs.AI2025

Adaptive Test-Time Reasoning via Reward-Guided Dual-Phase Search

Yingqian Cui, Zhenwei Dai, Pengfei He +8

Large Language Models (LLMs) have achieved significant advances in reasoning tasks. A key approach is tree-based search with verifiers, which expand candidate reasoning paths and u…

cs.CY2025

A LLM-Driven Multi-Agent Systems for Professional Development of Mathematics Teachers

Kaiqi Yang, Hang Li, Yucheng Chu +4

Professional development (PD) serves as the cornerstone for teacher tutors to grasp content knowledge. However, providing equitable and timely PD opportunities for teachers poses s…

cs.CR2025

To trust or not to trust: Attention-based Trust Management for LLM Multi-Agent Systems

Pengfei He, Zhenwei Dai, Xianfeng Tang +9

Large Language Model-based Multi-Agent Systems (LLM-MAS) have demonstrated strong capabilities in solving complex tasks but remain vulnerable when agents receive unreliable message…

cs.AI2025

How Memory Management Impacts LLM Agents: An Empirical Study of Experience-Following Behavior

Zidi Xiong, Yuping Lin, Wenya Xie +5

Memory is a critical component in large language model (LLM)-based agents, enabling them to store and retrieve past executions to improve task performance over time. In this paper,…