collaborators

11 papers

cs.CV2026

ChronoPhyBench: Do MLLMs Truly Understand the World or Merely Exploit Language Priors?

Bin Zhu, Yanhao Jia, Kexin Zhao +12

Recent advancements in Multimodal Large Language Models (MLLMs) have demonstrated remarkable proficiency in open-world reasoning and understanding. However, a critical ambiguity pe…

cs.CL2026

Self-Debias: Self-correcting for Debiasing Large Language Models

Xuan Feng, Shuai Zhao, Luwei Xiao +2

Although Large Language Models (LLMs) demonstrate remarkable reasoning capabilities, inherent social biases often cascade throughout the Chain-of-Thought (CoT) process, leading to…

cs.CL2025

Towards Robust Evaluation of STEM Education: Leveraging MLLMs in Project-Based Learning

Xinyi Wu, Yanhao Jia, Qinglin Zhang +3

Project-Based Learning (PBL) involves a variety of highly correlated multimodal data, making it a vital educational approach within STEM disciplines. With the rapid development of…

cs.CR2025

P2P: A Poison-to-Poison Remedy for Reliable Backdoor Defense in LLMs

Shuai Zhao, Xinyi Wu, Shiqian Zhao +4

During fine-tuning, large language models (LLMs) are increasingly vulnerable to data-poisoning backdoor attacks, which compromise their reliability and trustworthiness. However, ex…

cs.CR2025

Rethinking Reasoning: A Survey on Reasoning-based Backdoors in LLMs

Man Hu, Xinyi Wu, Zuofeng Suo +5

With the rise of advanced reasoning capabilities, large language models (LLMs) are receiving increasing attention. However, although reasoning improves LLMs' performance on downstr…

cs.CR2025

DUP: Detection-guided Unlearning for Backdoor Purification in Language Models

Man Hu, Yahui Ding, Yatao Yang +3

As backdoor attacks become more stealthy and robust, they reveal critical weaknesses in current defense strategies: detection methods often rely on coarse-grained feature statistic…