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Related papers: HEVC Watermarking Techniques for Authentication an…

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Handwritten Text Recognition (HTR) is a relevant problem in computer vision, and implies unique challenges owing to its inherent variability and the rich contextualization required for its interpretation. Despite the success of…

Artificial Intelligence · Computer Science 2025-06-19 Carlos Penarrubia , Carlos Garrido-Munoz , Jose J. Valero-Mas , Jorge Calvo-Zaragoza

This paper presents a general-purpose video super-resolution (VSR) method, dubbed VSR-HE, specifically designed to enhance the perceptual quality of compressed content. Targeting scenarios characterized by heavy compression, the method…

Image and Video Processing · Electrical Eng. & Systems 2025-06-18 Yuxuan Jiang , Siyue Teng , Qiang Zhu , Chen Feng , Chengxi Zeng , Fan Zhang , Shuyuan Zhu , Bing Zeng , David Bull

Copyright protection for large language models is of critical importance, given their substantial development costs, proprietary value, and potential for misuse. Existing surveys have predominantly focused on techniques for tracing…

Cryptography and Security · Computer Science 2026-04-08 Zhenhua Xu , Xubin Yue , Zhebo Wang , Haobo Zhang , Qichen Liu , Xixiang Zhao , Jingxuan Zhang , Wenjun Zeng , Wengpeng Xing , Dezhang Kong , Changting Lin , Meng Han

Watermarking technology is a method used to trace the usage of content generated by large language models. Sentence-level watermarking aids in preserving the semantic integrity within individual sentences while maintaining greater…

Computation and Language · Computer Science 2025-04-25 Junyan Zhang , Shuliang Liu , Aiwei Liu , Yubo Gao , Jungang Li , Xiaojie Gu , Xuming Hu

Information security is a critical issue in modern society and image watermarking can effectively prevent unauthorized information access. Optical image watermarking techniques generally have advantages of parallel high-speed processing and…

Computer Vision and Pattern Recognition · Computer Science 2018-09-26 Shuming Jiao , Changyuan Zhou , Yishi Shi , Wenbin Zou , Xia Li

We present a study to benchmark representative watermarking methods in cross-lingual settings. The current literature mainly focuses on the evaluation of watermarking methods for the English language. However, the literature for evaluating…

Computation and Language · Computer Science 2025-09-09 Mansour Al Ghanim , Jiaqi Xue , Rochana Prih Hastuti , Mengxin Zheng , Yan Solihin , Qian Lou

Watermarking is a technical means to dissuade malfeasant usage of Large Language Models. This paper proposes a novel watermarking scheme, so-called WaterMax, that enjoys high detectability while sustaining the quality of the generated text…

Cryptography and Security · Computer Science 2024-10-21 Eva Giboulot , Teddy Furon

The latest video coding standard, called versatile video coding (VVC), includes several novel and refined coding tools at different levels of the coding chain. These tools bring significant coding gains with respect to the previous…

Computer Vision and Pattern Recognition · Computer Science 2021-05-05 Charles Bonnineau , Wassim Hamidouche , Jean-Francois Travers , Naty Sidaty , Olivier Deforges

This paper introduces an open-source benchmark for evaluating Vision-Language Models (VLMs) on Optical Character Recognition (OCR) tasks in dynamic video environments. We present a curated dataset containing 1,477 manually annotated frames…

Computer Vision and Pattern Recognition · Computer Science 2025-02-11 Sankalp Nagaonkar , Augustya Sharma , Ashish Choithani , Ashutosh Trivedi

High-efficiency video coding (HEVC) encryption has been proposed to encrypt syntax elements for the purpose of video encryption. To achieve high video security, to the best of our knowledge, almost all of the existing HEVC encryption…

Multimedia · Computer Science 2020-11-06 Wenying Wen , Rongxin Tu , Yushu Zhang , Yuming Fang , Yong Yang

Reasoning Large Language Models (RLLMs) excelling in complex tasks present unique challenges for digital watermarking, as existing methods often disrupt logical coherence or incur high computational costs. Token-based watermarking…

Artificial Intelligence · Computer Science 2026-04-02 Shuliang Liu , Xingyu Li , Hongyi Liu , Dong Fang , Yibo Yan , Bingchen Duan , Qi Zheng , Lingfeng Su , Xuming Hu

Watermarking has emerged as a promising technique for detecting texts generated by LLMs. Current research has primarily focused on three design criteria: high quality of the watermarked text, high detectability, and robustness against…

Cryptography and Security · Computer Science 2025-04-11 Li An , Yujian Liu , Yepeng Liu , Yang Zhang , Yuheng Bu , Shiyu Chang

Robust watermarking tries to conceal information within a cover image/video imperceptibly that is resistant to various distortions. Recently, deep learning-based approaches for image watermarking have made significant advancements in…

Cryptography and Security · Computer Science 2023-05-05 Guanhui Ye , Jiashi Gao , Yuchen Wang , Liyan Song , Xuetao Wei

With the growing data consumption of emerging video applications and users requirement for higher resolutions, up to 8K, a huge effort has been made in video compression technologies. Recently, versatile video coding (VVC) has been…

Image and Video Processing · Electrical Eng. & Systems 2021-12-21 Charles Bonnineau , Wassim Hamidouche , Jerome Fournier , Naty Sidaty , Jean-Francois Travers , Olivier Deforges

Neural Radiance Fields (NeRF) have been gaining attention as a significant form of 3D content representation. With the proliferation of NeRF-based creations, the need for copyright protection has emerged as a critical issue. Although some…

Computer Vision and Pattern Recognition · Computer Science 2025-02-27 Ziyuan Luo , Anderson Rocha , Boxin Shi , Qing Guo , Haoliang Li , Renjie Wan

Large language models (LLMs) have demonstrated outstanding performance, making them valuable digital assets with significant commercial potential. Unfortunately, the LLM and its API are susceptible to intellectual property theft.…

Cryptography and Security · Computer Science 2024-07-25 Shuai Li , Kejiang Chen , Kunsheng Tang , Jie Zhang , Weiming Zhang , Nenghai Yu , Kai Zeng

Digital watermarking is essential for securing generated images from diffusion models. Accurate watermark evaluation is critical for algorithm development, yet existing methods have significant limitations: they lack a unified framework for…

Computer Vision and Pattern Recognition · Computer Science 2026-02-05 Zijin Yang , Yu Sun , Kejiang Chen , Jiawei Zhao , Jun Jiang , Weiming Zhang , Nenghai Yu

Sign language recognition (SLR) plays a vital role in facilitating communication for the hearing-impaired community. SLR is a weakly supervised task where entire videos are annotated with glosses, making it challenging to identify the…

Computer Vision and Pattern Recognition · Computer Science 2024-01-23 Hao Chen , Jiaze Wang , Ziyu Guo , Jinpeng Li , Donghao Zhou , Bian Wu , Chenyong Guan , Guangyong Chen , Pheng-Ann Heng

Remote control vehicles require the transmission of large amounts of data, and video is one of the most important sources for the driver. To ensure reliable video transmission, the encoded video stream is transmitted simultaneously over…

Image and Video Processing · Electrical Eng. & Systems 2023-09-14 Trung Hieu Le , Marc Antonini , Marc Lambert , Karima Alioua

With the application of vertical domain pre-trained language models (VPLMs) in specialized fields such as medical, finance, and law, model parameters and inference capabilities have become important digital assets. Achieving traceable…

Cryptography and Security · Computer Science 2026-05-05 Cong Kong , Xin Cheng , Zhaoxia Yin , Shuai Li , Jie Zhang , Weiming Zhang