collaborators

7 papers

cs.CR2026

Coward: Collision-based OOD Watermarking for Practical Proactive Federated Backdoor Detection

Wenjie Li, Siying Gu, Yiming Li +4

Backdoor detection is currently the mainstream defense against backdoor attacks in federated learning (FL), where a small number of malicious clients can upload poisoned updates to…

cs.CV2026

Love Me, Love My Label: Rethinking the Role of Labels in Prompt Retrieval for Visual In-Context Learning

Tianci Luo, Haohao Pan, Jinpeng Wang +5

Visual in-context learning (VICL) enables visual foundation models to handle multiple tasks by steering them with demonstrative prompts. The choice of such prompts largely influenc…

cs.CV2026

Imagine Before Concentration: Diffusion-Guided Registers Enhance Partially Relevant Video Retrieval

Jun Li, Xuhang Lou, Jinpeng Wang +4

Partially Relevant Video Retrieval (PRVR) aims to retrieve untrimmed videos based on text queries that describe only partial events. Existing methods suffer from incomplete global…

cs.CV2025

Towards Dataset Copyright Evasion Attack against Personalized Text-to-Image Diffusion Models

Kuofeng Gao, Yufei Zhu, Yiming Li +4

Text-to-image (T2I) diffusion models enable high-quality image generation conditioned on textual prompts. However, fine-tuning these pre-trained models for personalization raises c…

cs.CV2025

Holmes: Towards Effective and Harmless Model Ownership Verification to Personalized Large Vision Models via Decoupling Common Features

Linghui Zhu, Yiming Li, Haiqin Weng +4

Large vision models (LVMs) achieve remarkable performance in various downstream tasks, primarily by personalizing pre-trained models through fine-tuning with private and valuable l…

cs.CR2025

CBW: Towards Dataset Ownership Verification for Speaker Verification via Clustering-based Backdoor Watermarking

Yiming Li, Kaiying Yan, Shuo Shao +4

With the increasing adoption of deep learning in speaker verification, large-scale speech datasets have become valuable intellectual property. To audit and prevent the unauthorized…