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Deep neural networks (DNNs) have demonstrated their superiority in practice. Arguably, the rapid development of DNNs is largely benefited from high-quality (open-sourced) datasets, based on which researchers and developers can easily…

Cryptography and Security · Computer Science 2023-04-06 Yiming Li , Yang Bai , Yong Jiang , Yong Yang , Shu-Tao Xia , Bo Li

Deep convolutional neural networks have made outstanding contributions in many fields such as computer vision in the past few years and many researchers published well-trained network for downloading. But recent studies have shown serious…

Cryptography and Security · Computer Science 2021-04-12 Xiquan Guan , Huamin Feng , Weiming Zhang , Hang Zhou , Jie Zhang , Nenghai Yu

Digital watermarking has been widely used to protect the copyright and integrity of multimedia data. Previous studies mainly focus on designing watermarking techniques that are robust to attacks of destroying the embedded watermarks.…

Cryptography and Security · Computer Science 2022-04-20 Ruowei Wang , Chenguo Lin , Qijun Zhao , Feiyu Zhu

Embedding as a Service (EaaS) has become a widely adopted solution, which offers feature extraction capabilities for addressing various downstream tasks in Natural Language Processing (NLP). Prior studies have shown that EaaS can be prone…

Cryptography and Security · Computer Science 2024-06-11 Anudeex Shetty , Yue Teng , Ke He , Qiongkai Xu

Data watermarking in language models injects traceable signals, such as specific token sequences or stylistic patterns, into copyrighted text, allowing copyright holders to track and verify training data ownership. Previous data…

Cryptography and Security · Computer Science 2025-07-29 Xinyue Cui , Johnny Tian-Zheng Wei , Swabha Swayamdipta , Robin Jia

As large language models (LLMs) become integral to applications such as question answering and content creation, reliable content attribution has become increasingly important. Watermarking is a promising approach, but most existing methods…

Cryptography and Security · Computer Science 2026-05-11 Ya Jiang , Massieh Kordi Boroujeny , Surender Suresh Kumar , Kai Zeng

Generative graph self-supervised learning (SSL) aims to learn node representations by reconstructing the input graph data. However, most existing methods focus on unsupervised learning tasks only and very few work has shown its superiority…

Machine Learning · Computer Science 2023-02-08 Xiang Li , Tiandi Ye , Caihua Shan , Dongsheng Li , Ming Gao

The explosive growth of generative video models has amplified the demand for reliable copyright preservation of AI-generated content. Despite its popularity in image synthesis, invisible generative watermarking remains largely underexplored…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Zihan Su , Xuerui Qiu , Hongbin Xu , Tangyu Jiang , Junhao Zhuang , Chun Yuan , Ming Li , Shengfeng He , Fei Richard Yu

Reversible visible watermarking (RVW) is an active copyright protection mechanism. It not only transparently superimposes copyright patterns on specific positions of digital images or video frames to declare the copyright ownership…

Multimedia · Computer Science 2022-01-12 Wenfa Qi , Sirui Guo , Wei Hu

Self-supervised representation learning techniques have been developing rapidly to make full use of unlabeled images. They encode images into rich features that are oblivious to downstream tasks. Behind their revolutionary representation…

Cryptography and Security · Computer Science 2023-03-28 Zeyang Sha , Xinlei He , Ning Yu , Michael Backes , Yang Zhang

In decentralized machine learning paradigms such as Split Federated Learning (SFL) and its variant U-shaped SFL, the server's capabilities are severely restricted. Although this enhances client-side privacy, it also leaves the server highly…

Cryptography and Security · Computer Science 2025-11-19 Zhengchunmin Dai , Jiaxiong Tang , Peng Sun , Honglong Chen , Liantao Wu

Self-supervised masked modeling shows promise for encrypted traffic classification by masking and reconstructing raw bytes. Yet recent work reveals these methods fail to reduce reliance on labeled data despite costly pretraining: under…

Networking and Internet Architecture · Computer Science 2026-05-12 Sizhe Huang , Zitong Li , Shujie Yang

Can pretrained models generalize to new datasets without any retraining? We deploy pretrained image models on datasets they were not trained for, and investigate whether their embeddings form meaningful clusters. Our suite of benchmarking…

Machine Learning · Computer Science 2024-06-05 Scott C. Lowe , Joakim Bruslund Haurum , Sageev Oore , Thomas B. Moeslund , Graham W. Taylor

Due to the proliferation and widespread use of deep neural networks (DNN), their Intellectual Property Rights (IPR) protection has become increasingly important. This paper presents a novel model watermarking method for an unsupervised…

Cryptography and Security · Computer Science 2025-03-11 Dongdong Lin , Benedetta Tondi , Bin Li , Mauro Barni

Graph machine learning has been widely explored in various domains, such as community detection, transaction analysis, and recommendation systems. In these applications, anomaly detection plays an important role. Recently, studies have…

Machine Learning · Computer Science 2025-11-21 Wei Herng Choong , Jixing Liu , Ching-Yu Kao , Philip Sperl

Watermarking is the process of embedding information into an image that can survive under distortions, while requiring the encoded image to have little or no perceptual difference from the original image. Recently, deep learning-based…

Multimedia · Computer Science 2020-01-15 Xiyang Luo , Ruohan Zhan , Huiwen Chang , Feng Yang , Peyman Milanfar

This study explores using embedding rank as an unsupervised evaluation metric for general-purpose speech encoders trained via self-supervised learning (SSL). Traditionally, assessing the performance of these encoders is resource-intensive…

Audio and Speech Processing · Electrical Eng. & Systems 2025-01-22 Zakaria Aldeneh , Vimal Thilak , Takuya Higuchi , Barry-John Theobald , Tatiana Likhomanenko

Various threats posed by the progress in text-to-speech (TTS) have prompted the need to reliably trace synthesized speech. However, contemporary approaches to this task involve adding watermarks to the audio separately after generation, a…

Sound · Computer Science 2024-11-18 Junzuo Zhou , Jiangyan Yi , Tao Wang , Jianhua Tao , Ye Bai , Chu Yuan Zhang , Yong Ren , Zhengqi Wen

Model fragile watermarking, inspired by both the field of adversarial attacks on neural networks and traditional multimedia fragile watermarking, has gradually emerged as a potent tool for detecting tampering, and has witnessed rapid…

Cryptography and Security · Computer Science 2024-08-15 Zhenzhe Gao , Yu Cheng , Zhaoxia Yin

The rise of self-supervised learning, which operates without the need for labeled data, has garnered significant interest within the graph learning community. This enthusiasm has led to the development of numerous Graph Contrastive Learning…

Machine Learning · Computer Science 2024-02-27 Qian Ma , Hongliang Chi , Hengrui Zhang , Kay Liu , Zhiwei Zhang , Lu Cheng , Suhang Wang , Philip S. Yu , Yao Ma