collaborators

6 papers

cs.AI2026

OrchMAS: Orchestrated Reasoning with Multi Collaborative Heterogeneous Scientific Expert Structured Agents

Yichao Feng, Haoran Luo, Zhenghong Lin +4

Multi-agent large language model frameworks are promising for complex multi step reasoning, yet existing systems remain weak for scientific and knowledge intensive domains due to s…

cs.DB2025

From Stimuli to Minds: Enhancing Psychological Reasoning in LLMs via Bilateral Reinforcement Learning

Yichao Feng, Haoran Luo, Lang Feng +2

Large Language Models show promise in emotion understanding, social reasoning, and empathy, yet they struggle with psychologically grounded tasks that require inferring implicit me…

cs.CL2025

Unlearning Backdoor Attacks for LLMs with Weak-to-Strong Knowledge Distillation

Shuai Zhao, Xiaobao Wu, Cong-Duy Nguyen +4

Parameter-efficient fine-tuning (PEFT) can bridge the gap between large language models (LLMs) and downstream tasks. However, PEFT has been proven vulnerable to malicious attacks.…

cs.CL2025

Aspect-Based Summarization with Self-Aspect Retrieval Enhanced Generation

Yichao Feng, Shuai Zhao, Yueqiu Li +3

Aspect-based summarization aims to generate summaries tailored to specific aspects, addressing the resource constraints and limited generalizability of traditional summarization ap…

cs.CV2025

Enhancing Multimodal Entity Linking with Jaccard Distance-based Conditional Contrastive Learning and Contextual Visual Augmentation

Cong-Duy Nguyen, Xiaobao Wu, Thong Nguyen +5

Previous research on multimodal entity linking (MEL) has primarily employed contrastive learning as the primary objective. However, using the rest of the batch as negative samples…

cs.CR2025

A Survey of Recent Backdoor Attacks and Defenses in Large Language Models

Shuai Zhao, Meihuizi Jia, Zhongliang Guo +7

Large Language Models (LLMs), which bridge the gap between human language understanding and complex problem-solving, achieve state-of-the-art performance on several NLP tasks, part…