collaborators

6 papers

cs.LG2025

Revoking Amnesia: RL-based Trajectory Optimization to Resurrect Erased Concepts in Diffusion Models

Daiheng Gao, Nanxiang Jiang, Andi Zhang +5

Concept erasure techniques have been widely deployed in T2I diffusion models to prevent inappropriate content generation for safety and copyright considerations. However, as models…

cs.CV2025

Visual Document Understanding and Reasoning: A Multi-Agent Collaboration Framework with Agent-Wise Adaptive Test-Time Scaling

Xinlei Yu, Chengming Xu, Zhangquan Chen +6

The dominant paradigm of monolithic scaling in Vision-Language Models (VLMs) is failing for understanding and reasoning in documents, yielding diminishing returns as it struggles w…

cs.CV2025

Set You Straight: Auto-Steering Denoising Trajectories to Sidestep Unwanted Concepts

Leyang Li, Shilin Lu, Yan Ren +1

Ensuring the ethical deployment of text-to-image models requires effective techniques to prevent the generation of harmful or inappropriate content. While concept erasure methods o…

cs.GR2025

All That Glitters Is Not Gold: Key-Secured 3D Secrets within 3D Gaussian Splatting

Yan Ren, Shilin Lu, Adams Wai-Kin Kong

Recent advances in 3D Gaussian Splatting (3DGS) have revolutionized scene reconstruction, opening new possibilities for 3D steganography by hiding 3D secrets within 3D covers. The…

cs.CV2025

Temporal-Guided Spiking Neural Networks for Event-Based Human Action Recognition

Siyuan Yang, Shilin Lu, Shizheng Wang +3

This paper explores the promising interplay between spiking neural networks (SNNs) and event-based cameras for privacy-preserving human action recognition (HAR). The unique feature…

cs.CV2025

EraseAnything: Enabling Concept Erasure in Rectified Flow Transformers

Daiheng Gao, Shilin Lu, Shaw Walters +8

Removing unwanted concepts from large-scale text-to-image (T2I) diffusion models while maintaining their overall generative quality remains an open challenge. This difficulty is es…