collaborators

6 papers

cs.CV2025

Activation Steering Meets Preference Optimization: Defense Against Jailbreaks in Vision Language Models

Sihao Wu, Gaojie Jin, Wei Huang +2

Vision Language Models (VLMs) have demonstrated impressive capabilities in integrating visual and textual information for understanding and reasoning, but remain highly vulnerable…

cs.CV2025

Preference Alignment on Diffusion Model: A Comprehensive Survey for Image Generation and Editing

Sihao Wu, Xiaonan Si, Chi Xing +5

The integration of preference alignment with diffusion models (DMs) has emerged as a transformative approach to enhance image generation and editing capabilities. Although integrat…

cs.LG2025

Enhancing Robust Fairness via Confusional Spectral Regularization

Gaojie Jin, Sihao Wu, Jiaxu Liu +2

Recent research has highlighted a critical issue known as ``robust fairness", where robust accuracy varies significantly across different classes, undermining the reliability of de…

cs.CV2024

Integrating Object Detection Modality into Visual Language Model for Enhanced Autonomous Driving Agent

Linfeng He, Yiming Sun, Sihao Wu +2

In this paper, we propose a novel framework for enhancing visual comprehension in autonomous driving systems by integrating visual language models (VLMs) with additional visual per…

cs.RO2024

Robust RL with LLM-Driven Data Synthesis and Policy Adaptation for Autonomous Driving

Sihao Wu, Jiaxu Liu, Xiangyu Yin +5

The integration of Large Language Models (LLMs) into autonomous driving systems demonstrates strong common sense and reasoning abilities, effectively addressing the pitfalls of pur…

cs.LG2024

Data Augmentation for Continual RL via Adversarial Gradient Episodic Memory

Sihao Wu, Xingyu Zhao, Xiaowei Huang

Data efficiency of learning, which plays a key role in the Reinforcement Learning (RL) training process, becomes even more important in continual RL with sequential environments. I…