publications

2026

1. 

   LoT-Pass: Long-term-robust Image Watermarking for Image to Video Generation

   Guanjie Wang, Zehua Ma^†, Han Fang, and Weiming Zhang

   In European Conference on Computer Vision (ECCV), 2026

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2. 

   VaRiA: Variable-Resolution Image Adaptive Robust Watermarking

   Guanjie Wang, Zehua Ma^†, Han Fang, Chang Liu, Weiming Zhang, and Nenghai Yu

   2026

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3. 

   FreeText: Training-Free Text Rendering via Attention Localization and Spectral Glyph Injection

   RuiQiang Zhang, Hengyi Wang, Chang Liu, Guanjie Wang, Zehua Ma^†, and Weiming Zhang

   In Forty-third International Conference on Machine Learning (ICML), 2026

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4. 

   LAMIC: Layout-Aware Multi-Image Composition via Scalability of Multimodal Diffusion Transformer

   Yuzhuo Chen, Zehua Ma^†, Jianhua Wang, Kai Kang, Shunyu Yao, and Weiming Zhang

   In Proceedings of the AAAI Conference on Artificial Intelligence, AAAI, 2026

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5. 

   AuthSig: Safeguarding Scanned Signatures Against Unauthorized Reuse in Paperless Workflows

   Ruiqiang Zhang, Zehua Ma^†, Guanjie Wang, Chang Liu, Hengyi Wang, and Weiming Zhang

   In Proceedings of the AAAI Conference on Artificial Intelligence, AAAI, 2026

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2025

1. 

   TAG-WM: Tamper-Aware Generative Image Watermarking via Diffusion Inversion Sensitivity

   Yuzhuo Chen, Zehua Ma^†, Han Fang, Weiming Zhang, and Nenghai Yu

   In Proceedings of the IEEE/CVF International Conference on Computer Vision (ICCV), 2025

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2. 

   SynTag: Enhancing the Geometric Robustness of Inversion-based Generative Image Watermarking

   Han Fang, Kejiang Chen, Zehua Ma, Jiajun Deng, Yicong Li, Weiming Zhang, and Ee-Chien Chang

   In Proceedings of the IEEE/CVF International Conference on Computer Vision (ICCV), 2025

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3. 

   Synthesizing Glyph Vectors for Practical Information Hiding in Documents

   Xi Yang, Jie Zhang, Chang Liu, Han Fang, Zehua Ma, Kejiang Chen, Weiming Zhang, and Nenghai Yu

   IEEE Transactions on Dependable and Secure Computing (TDSC), 2025

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4. 

   DiffLoc: WiFi Hidden Camera Localization Based on Electromagnetic Diffraction

   Xiang Zhang, Jie Zhang, Huan Yan, Jinyang Huang, Zehua Ma, Bin Liu, Meng Li, Kejiang Chen, Qing Guo, Tianwei Zhang, and Zhi Liu

   In 34th USENIX Security Symposium (USENIX Security), 2025

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5. 

   CamLoPa: A Hidden Wireless Camera Localization Framework via Signal Propagation Path Analysis

   Xiang Zhang, Jie Zhang, Zehua Ma, Jinyang Huang, Meng Li, Huan Yan, Peng Zhao, Zijian Zhang, Bin Liu, Qing Guo, Tianwei Zhang, and Nenghai Yu

   In Proceedings of the 2025 IEEE Symposium on Security and Privacy (S&P), 2025

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6. 

   A Watermark Updating Framework for Multi-stage Image Content Distribution

   Yanyan Liu, Bin Liu, Jie Zhang, Xiang Zhang, Zehua Ma, and Nenghai Yu

   In IEEE International Conference on Multimedia & Expo (IEEE ICME, Best Paper Award Nomination), 2025

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7. 

   RoPaSS: Robust Watermarking for Partial Screen-shooting Scenarios

   Zehua Ma, Han Fang, Xi Yang, Kejiang Chen, and Weiming Zhang

   In Proceedings of the AAAI Conference on Artificial Intelligence, AAAI, 2025

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2024

1. 

   Hidden WiFi Camera Localization via Signal Propagation Path Analysis

   Xiang Zhang, Zehua Ma, Jinyang Huang, Huan Yan, Meng Li, Zhi Liu, and Bin Liu

   In Proceedings of the 30th Annual International Conference on Mobile Computing and Networking, 2024

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2. 

   DERO: Diffusion-Model-Erasure Robust Watermarking

   Han Fang, Kejiang Chen, Yupeng Qiu, Zehua Ma, Weiming Zhang, and Ee-Chien Chang

   In ACM Multimedia, 2024

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3. 

   Robust Model Watermarking for Image Processing Networks via Structure Consistency

   Jie Zhang, Dongdong Chen, Jing Liao, Zehua Ma, Han Fang, Weiming Zhang, Huamin Feng, Gang Hua, and Nenghai Yu

   IEEE Transactions on Pattern Analysis and Machine Intelligence (TPAMI), 2024

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4. 

   ChartMark: A Chart Watermarking Scheme with Consecutive-Encoding and Concurrent-Decoding

   Linfeng Ma, Han Fang, Zehua Ma^†, Zhaoyang Jia, Weiming Zhang, and Nenghai Yu

   IEEE Transactions on Circuits and Systems for Video Technology (TCSVT), 2024

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5. 

   A Geometric Distortion Immunized Deep Watermarking Framework with Robustness Generalizability

   Linfeng Ma, Han Fang, Tianyi Wei, Zijin Yang, Zehua Ma^†, Weiming Zhang, and Nenghai Yu

   In European Conference on Computer Vision (ECCV, oral), 2024

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6. 

   MuST: Robust Image Watermarking for Multi-source Tracing

   Guanjie Wang, Zehua Ma^†, Chang Liu, Xi Yang, Han Fang, Weiming Zhang, and Nenghai Yu

   In Proceedings of the AAAI Conference on Artificial Intelligence, AAAI, 2024

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2023

1. 

   ProTegO: Protect Text Content against OCR Extraction Attack

   Yanru He, Kejiang Chen, Guoqiang Chen, Zehua Ma, Kui Zhang, Jie Zhang, Huanyu Bian, Han Fang, Weiming Zhang, and Nenghai Yu

   In Proceedings of the 31st ACM International Conference on Multimedia, Ottawa ON, Canada, 2023

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2. 

   A Robust Database Watermarking Scheme That Preserves Statistical Characteristics

   Zhiwen Ren, Han Fang, Jie Zhang, Zehua Ma^†, Ronghao Lin, Weiming Zhang, and Nenghai Yu

   IEEE Transactions on Knowledge and Data Engineering (TKDE), 2023

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3. 

   SPSW: Database Watermarking Based on Fake Tuples and Sparse Priority Strategy

   Zhiwen Ren, Zehua Ma^†, and Weiming Zhang

   In 22nd IEEE International Conference on Trust, Security and Privacy in Computing and Communications (TrustCom), 2023

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4. 

   OAcode: Overall Aesthetic 2D Barcode on Screen

   Zehua Ma, Xi Yang, Han Fang, Weiming Zhang, and Nenghai Yu

   IEEE Transactions on Multimedia (TMM), 2023

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5. 

   Language universal font watermarking with multiple cross-media robustness

   Xi Yang, Weiming Zhang, Han Fang, Zehua Ma, and Nenghai Yu

   Signal Processing, 2023

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6. 

   AnisoTag: 3D Printed Tag on 2D Surface via Reflection Anisotropy

   Zehua Ma, Hang Zhou, and Weiming Zhang

   In Proceedings of the 2023 CHI Conference on Human Factors in Computing Systems (CHI), 2023

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7. 

   DeAR: A Deep-learning-based Audio Re-recording Resilient Watermarking

   Chang Liu, Jie Zhang, Han Fang, Zehua Ma, Weiming Zhang, and Nenghai Yu

   In Proceedings of the AAAI Conference on Artificial Intelligence, AAAI, 2023

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8. 

   AutoStegaFont: Synthesizing Vector Fonts for Hiding Information in Documents

   Xi Yang, Jie Zhang, Han Fang, Chang Liu, Zehua Ma, Weiming Zhang, and Nenghai Yu

   In Proceedings of the AAAI Conference on Artificial Intelligence, AAAI, 2023

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2022

1. 

   TERA: Screen-to-Camera Image Code With Transparency, Efficiency, Robustness and Adaptability

   Han Fang, Dongdong Chen, Feng Wang, Zehua Ma, Honggu Liu, Wenbo Zhou, Weiming Zhang, and Nenghai Yu

   IEEE Transactions on Multimedia (TMM), 2022

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2. 

   Tracing Text Provenance via Context-Aware Lexical Substitution

   Xi Yang, Jie Zhang, Kejiang Chen, Weiming Zhang, Zehua Ma, Feng Wang, and Nenghai Yu

   In Proceedings of the AAAI Conference on Artificial Intelligence, AAAI, 2022

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3. 

   PIMoG: An Effective Screen-shooting Noise-Layer Simulation for Deep-Learning-Based Watermarking Network

   Han Fang, Zhaoyang Jia, Zehua Ma, Ee-Chien Chang, and Weiming Zhang

   In The 30th ACM International Conference on Multimedia, 2022

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4. 

   Encoded Feature Enhancement in Watermarking Network for Distortion in Real Scenes

   Han Fang, Zhaoyang Jia, Hang Zhou, Zehua Ma, and Weiming Zhang

   IEEE Transactions on Multimedia (TMM), 2022

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2021

1. 

   Deep Template-Based Watermarking

   Han Fang, Dongdong Chen, Qidong Huang, Jie Zhang, Zehua Ma, Weiming Zhang, and Nenghai Yu

   IEEE Transactions Circuits Systems Video Technology (TCSVT), 2021

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2. 

   Local Geometric Distortions Resilient Watermarking Scheme Based on Symmetry

   Zehua Ma, Weiming Zhang, Han Fang, Xiaoyi Dong, Linfeng Geng, and Nenghai Yu

   IEEE Transactions Circuits Systems Video Technology (TCSVT), 2021

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3. 

   3D Print-Scan Resilient Localized Mesh Watermarking

   Yanmei Chen, Zehua Ma, Hang Zhou, and Weiming Zhang

   In IEEE International Workshop on Information Forensics and Security, WIFS, 2021

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2020

1. 

   Robust Superpixel-Guided Attentional Adversarial Attack

   Xiaoyi Dong, Jiangfan Han, Dongdong Chen, Jiayang Liu, Huanyu Bian, Zehua Ma, Hongsheng Li, Xiaogang Wang, Weiming Zhang, and Nenghai Yu

   In IEEE/CVF Conference on Computer Vision and Pattern Recognition, CVPR, 2020

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2. 

   A Camera Shooting Resilient Watermarking Scheme for Underpainting Documents

   Han Fang, Weiming Zhang, Zehua Ma, Hang Zhou, Shan Sun, Hao Cui, and Nenghai Yu

   IEEE Transactions Circuits Systems Video Technology (TCSVT), 2020

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