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Digital image watermarking is the process of embedding and extracting a watermark covertly on a cover-image. To dynamically adapt image watermarking algorithms, deep learning-based image watermarking schemes have attracted increased…

Multimedia · Computer Science 2020-07-07 Xin Zhong , Pei-Chi Huang , Spyridon Mastorakis , Frank Y. Shih

Digital watermarking is an effective way to protect copyright. In this paper, a robust watermarking algorithm based on wavelet transformation is proposed which can confirm the copyright without original image. The wavelet transformation…

Cryptography and Security · Computer Science 2012-09-11 Atefeh Elahian , Mehdi Khalili , Shahriar Baradaran Shokouhi

Increasing production and exchange of multimedia content has increased the need for better protection of copyright by means of watermarking. Different methods have been proposed to satisfy the tradeoff between imperceptibility and…

Multimedia · Computer Science 2017-09-12 Majid Mohrekesh , Shekoofeh Azizi , Shahram Shirani , Nader Karimi , Shadrokh Samavi

Visible watermark plays an important role in image copyright protection and the robustness of a visible watermark to an attack is shown to be essential. To evaluate and improve the effectiveness of watermark, watermark removal attracts…

Computer Vision and Pattern Recognition · Computer Science 2019-08-20 Xiang Li , Chan Lu , Danni Cheng , Wei-Hong Li , Mei Cao , Bo Liu , Jiechao Ma , Wei-Shi Zheng

A blind compressive sensing algorithm is proposed to reconstruct hyperspectral images from spectrally-compressed measurements.The wavelength-dependent data are coded and then superposed, mapping the three-dimensional hyperspectral datacube…

Computer Vision and Pattern Recognition · Computer Science 2015-10-28 Xin Yuan , Tsung-Han Tsai , Ruoyu Zhu , Patrick Llull , David Brady , Lawrence Carin

A Random SubMatrix method (RSM) is proposed to calculate the low-rank decomposition of large-scale matrices with known entry percentage \rho. RSM is very fast as the floating-point operations (flops) required are compared favorably with the…

Numerical Analysis · Computer Science 2015-10-28 Yiguang Liu

Invisible watermarking is essential for safeguarding digital content, enabling copyright protection and content authentication. However, existing watermarking methods fall short in robustness against regeneration attacks. In this paper, we…

Cryptography and Security · Computer Science 2024-10-29 Yiyang Guo , Ruizhe Li , Mude Hui , Hanzhong Guo , Chen Zhang , Chuangjian Cai , Le Wan , Shangfei Wang

We propose an efficient framework of reversible data hiding to preserve compatibility between normal printing and printing with a special color ink by using a single common image. The special color layer is converted to a binary image by…

Multimedia · Computer Science 2021-03-04 Minagi Ueda , Shoko Imaizumi

Ordering vertices of a graph is key to minimize fill-in and data structure size in sparse direct solvers, maximize locality in iterative solvers, and improve performance in graph algorithms. Except for naturally parallelizable ordering…

Distributed, Parallel, and Cluster Computing · Computer Science 2016-10-27 Ariful Azad , Mathias Jacquelin , Aydin Buluc , Esmond G. Ng

Image watermarking is a technique for hiding information into images that can withstand distortions while requiring the encoded image to be perceptually identical to the original image. Recent work based on deep neural networks (DNN) has…

Computer Vision and Pattern Recognition · Computer Science 2022-11-17 Guanhui Ye , Jiashi Gao , Wei Xie , Bo Yin , Xuetao Wei

This paper introduces a novel problem, distributional information embedding, motivated by the practical demands of multi-bit watermarking for large language models (LLMs). Unlike traditional information embedding, which embeds information…

Cryptography and Security · Computer Science 2025-07-03 Haiyun He , Yepeng Liu , Ziqiao Wang , Yongyi Mao , Yuheng Bu

Many real-world settings require registration of a pair of medical images that differ in spatial resolution, which may arise from differences in image acquisition parameters like pixel spacing, slice thickness, and field-of-view. However,…

Computer Vision and Pattern Recognition · Computer Science 2025-07-15 Mina C. Moghadam , Alan Q. Wang , Omer Taub , Martin R. Prince , Mert R. Sabuncu

Robust reversible watermarking (RRW) enables copyright protection for images while overcoming the limitation of distortion introduced by watermark itself. Current RRW schemes typically employ a two-stage framework, which fails to achieve…

Cryptography and Security · Computer Science 2026-02-24 Zikai Xu , Bin Liu , Weihai Li , Lijunxian Zhang , Nenghai Yu

Watermarking diffusion-generated images is crucial for copyright protection and user tracking. However, current diffusion watermarking methods face significant limitations: zero-bit watermarking systems lack the capacity for large-scale…

Cryptography and Security · Computer Science 2025-09-01 Jiazheng Xing , Hai Ci , Hongbin Xu , Hangjie Yuan , Yong Liu , Mike Zheng Shou

Digital watermarking technique has been presented and widely researched to solve some important issues in the digital world, such as copyright protection, copy protection and content authentication. Several robust watermarking schemes based…

Multimedia · Computer Science 2011-01-27 J. Anitha , S. Immanuel Alex Pandian

In this paper, a three-dimensional light detection and ranging simultaneous localization and mapping (SLAM) method is proposed that is available for tracking and mapping with 500--1000 Hz processing. The proposed method significantly…

Robotics · Computer Science 2021-03-02 Masashi Yokozuka , Kenji Koide , Shuji Oishi , Atsuhiko Banno

In the paper "Robust reversible data hiding scheme based on two-layer embedding strategy" published in INS recently, Kumar et al. proposed a robust reversible data hiding (RRDH) scheme based on two-layer embedding. Secret data was embedded…

Multimedia · Computer Science 2022-01-25 Wen Yin , Longfei Ke , Zhaoxia Yin , Jin Tang , Bin Luo

Visual place recognition is a critical task in computer vision, especially for localization and navigation systems. Existing methods often rely on contrastive learning: image descriptors are trained to have small distance for similar images…

Computer Vision and Pattern Recognition · Computer Science 2024-01-30 María Leyva-Vallina , Nicola Strisciuglio , Nicolai Petkov

A novel electromagnetic quantitative inversion scheme for translationally moving targets via phase correlation registration of back-projection (BP) images is proposed. Based on a time division multiplexing multiple-input multiple-output…

Image and Video Processing · Electrical Eng. & Systems 2025-11-20 Yitao Lin , Dahai Dai , Shilong Sun , Yuchen Wu , Bo Pang

Reversible computing is a paradigm of computation that reflects physical reversibility, one of the fundamental microscopic laws of Nature. In this survey, we discuss topics on reversible logic elements with memory (RLEM), which can be used…

Formal Languages and Automata Theory · Computer Science 2013-09-06 Kenichi Morita
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