collaborators

6 papers

cs.CV2025

DeContext as Defense: Safe Image Editing in Diffusion Transformers

Linghui Shen, Mingyue Cui, Xingyi Yang

In-context diffusion models allow users to modify images with remarkable ease and realism. However, the same power raises serious privacy concerns: personal images can be easily ma…

cs.LG2025

Provably Robust Adaptation for Language-Empowered Foundation Models

Yuni Lai, Xiaoyu Xue, Linghui Shen +5

Language-empowered foundation models (LeFMs), such as CLIP and GraphCLIP, have transformed multimodal learning by aligning visual (or graph) features with textual representations,…

cs.LG2025

Vulnerability-Aware Alignment: Mitigating Uneven Forgetting in Harmful Fine-Tuning

Liang Chen, Xueting Han, Li Shen +2

Harmful fine-tuning (HFT), performed directly on open-source LLMs or through Fine-tuning-as-a-Service, breaks safety alignment and poses significant threats. Existing methods aim t…

cs.LG2025

Exploration by Random Distribution Distillation

Zhirui Fang, Kai Yang, Jian Tao +4

Exploration remains a critical challenge in online reinforcement learning, as an agent must effectively explore unknown environments to achieve high returns. Currently, the main ex…

cs.LG2025

PEARL: Towards Permutation-Resilient LLMs

Liang Chen, Li Shen, Yang Deng +3

The in-context learning (ICL) capability of large language models (LLMs) enables them to perform challenging tasks using provided demonstrations. However, ICL is highly sensitive t…

cs.LG2024

Meta-TTT: A Meta-learning Minimax Framework For Test-Time Training

Chen Tao, Li Shen, Soumik Mondal

Test-time domain adaptation is a challenging task that aims to adapt a pre-trained model to limited, unlabeled target data during inference. Current methods that rely on self-super…