activity
20242026
collaborators

8 papers

cs.SD2026

Listen, Pause, and Reason: Toward Perception-Grounded Hybrid Reasoning for Audio Understanding

Jieyi Wang, Yazhe Niu, Dexuan Xu +1

Recent Large Audio Language Models have demonstrated impressive capabilities in audio understanding. However, they often suffer from perceptual errors, while reliable audio reasoni…

cs.LG2026

Revisiting Label Inference Attacks in Vertical Federated Learning: Why They Are Vulnerable and How to Defend

Yige Liu, Dexuan Xu, Zimai Guo +2

Vertical federated learning (VFL) allows an active party with a top model, and multiple passive parties with bottom models to collaborate. In this scenario, passive parties possess…

cs.CL2026

MedReflect: Teaching Medical LLMs to Self-Improve via Reflective Correction

Yue Huang, Yanyuan Chen, Dexuan Xu +3

Medical problem-solving demands expert knowledge and intricate reasoning. Recent studies of large language models (LLMs) attempt to ease this complexity by introducing external kno…

cs.CV2025

MIMO: A medical vision language model with visual referring multimodal input and pixel grounding multimodal output

Yanyuan Chen, Dexuan Xu, Yu Huang +6

Currently, medical vision language models are widely used in medical vision question answering tasks. However, existing models are confronted with two issues: for input, the model…

cs.CL2025

DatawiseAgent: A Notebook-Centric LLM Agent Framework for Adaptive and Robust Data Science Automation

Ziming You, Yumiao Zhang, Dexuan Xu +5

Existing large language model (LLM) agents for automating data science show promise, but they remain constrained by narrow task scopes, limited generalization across tasks and mode…

cs.AI2025

MedMKEB: A Comprehensive Knowledge Editing Benchmark for Medical Multimodal Large Language Models

Dexuan Xu, Jieyi Wang, Zhongyan Chai +4

Recent advances in multimodal large language models (MLLMs) have significantly improved medical AI, enabling it to unify the understanding of visual and textual information. Howeve…