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Dataset bias is a problem in adversarial machine learning, especially in the evaluation of defenses. An adversarial attack or defense algorithm may show better results on the reported dataset than can be replicated on other datasets. Even…

计算机视觉与模式识别 · 计算机科学 2020-11-10 Camilo Pestana , Wei Liu , David Glance , Ajmal Mian

One of the effective methods for the preservation of copyright ownership of digital media is watermarking. Different watermarking techniques try to set a tradeoff between robustness and transparency of the process. In this research work, we…

多媒体 · 计算机科学 2019-11-05 Maedeh Jamali , Mahnoosh Bagheri , Nader Karimi , Shadrokh Samavi

As AI-generated sensitive images become more prevalent, identifying their source is crucial for distinguishing them from real images. Conventional image watermarking methods are vulnerable to common transformations like filters, lossy…

计算机视觉与模式识别 · 计算机科学 2025-03-17 Shree Singhi , Aayan Yadav , Aayush Gupta , Shariar Ebrahimi , Parisa Hassanizadeh

Adversarial perturbations of normal images are usually imperceptible to humans, but they can seriously confuse state-of-the-art machine learning models. What makes them so special in the eyes of image classifiers? In this paper, we show…

机器学习 · 计算机科学 2018-05-22 Yang Song , Taesup Kim , Sebastian Nowozin , Stefano Ermon , Nate Kushman

Camera pipelines receive raw Bayer-format frames that need to be denoised, demosaiced, and often super-resolved. Multiple frames are captured to utilize natural hand tremors and enhance resolution. Multi-frame super-resolution is therefore…

图像与视频处理 · 电气工程与系统科学 2026-03-20 Harshana Weligampola , Joshua Peter Ebenezer , Weidi Liu , Abhinau K. Venkataramanan , Sreenithy Chandran , Seok-Jun Lee , Hamid Rahim Sheikh

We address the problem of data-driven image manipulation detection in the presence of an attacker with limited knowledge about the detector. Specifically, we assume that the attacker knows the architecture of the detector, the training data…

密码学与安全 · 计算机科学 2019-02-19 Zhipeng Chen , Benedetta Tondi , Xiaolong Li , Rongrong Ni , Yao Zhao , Mauro Barni

Neural Radiance Fields (NeRF) can be optimized to obtain high-fidelity 3D scene reconstructions of objects and large-scale scenes. However, NeRFs require accurate camera parameters as input -- inaccurate camera parameters result in blurry…

计算机视觉与模式识别 · 计算机科学 2023-09-01 Keunhong Park , Philipp Henzler , Ben Mildenhall , Jonathan T. Barron , Ricardo Martin-Brualla

In this paper, a new approach to Spread Spectrum (SS) watermarking technique is introduced. This problem is particularly interesting in the field of modern multimedia applications like internet when copyright protection of digital image is…

密码学与安全 · 计算机科学 2012-07-12 T. S. Das , V. H. Mankar , S. K. Sarkar

Detecting manipulated images has become a significant emerging challenge. The advent of image sharing platforms and the easy availability of advanced photo editing software have resulted in a large quantities of manipulated images being…

计算机视觉与模式识别 · 计算机科学 2019-11-26 Peng Zhou , Bor-Chun Chen , Xintong Han , Mahyar Najibi , Abhinav Shrivastava , Ser Nam Lim , Larry S. Davis

The radar signal processing algorithm is one of the core components in through-wall radar human detection technology. Traditional algorithms (e.g., DFT and matched filtering) struggle to adaptively handle low signal-to-noise ratio echo…

信号处理 · 电气工程与系统科学 2024-03-26 Wei Wang , Naike Du , Yuchao Guo , Chao Sun , Jingyang Liu , Rencheng Song , Xiuzhu Ye

Digital image watermarking has advanced rapidly for copyright protection of generative AI, yet the comparatively limited progress in watermark attack techniques has broken the attack-defense balance and hindered further advances in the…

计算机视觉与模式识别 · 计算机科学 2026-04-27 Chunpeng Wang , Binyan Qu , Xiaoyu Wang , Zhiqiu Xia , Shanshan Zhang , Yunan Liu , Qi Li

In dynamic scenes, images often suffer from dynamic blur due to superposition of motions or low signal-noise ratio resulted from quick shutter speed when avoiding motions. Recovering sharp and clean results from the captured images heavily…

计算机视觉与模式识别 · 计算机科学 2022-03-24 Cheng Zhang , Shaolin Su , Yu Zhu , Qingsen Yan , Jinqiu Sun , Yanning Zhang

Watermarking is an operation of embedding an information into an image in a way that allows to identify ownership of the image despite applying some distortions on it. In this paper, we presented a novel end-to-end solution for embedding…

多媒体 · 计算机科学 2022-01-11 Marcin Plata , Piotr Syga

Infrared and visible image fusion is a powerful technique that combines complementary information from different modalities for downstream semantic perception tasks. Existing learning-based methods show remarkable performance, but are…

计算机视觉与模式识别 · 计算机科学 2023-08-09 Zhu Liu , Jinyuan Liu , Benzhuang Zhang , Long Ma , Xin Fan , Risheng Liu

Face manipulation methods can be misused to affect an individual's privacy or to spread disinformation. To this end, we introduce a novel data-driven approach that produces image-specific perturbations which are embedded in the original…

计算机视觉与模式识别 · 计算机科学 2022-07-27 Shivangi Aneja , Lev Markhasin , Matthias Niessner

Continuous advancements in medical technology have led to the creation of affordable mobile imaging devices suitable for telemedicine and remote monitoring. However, the rapid examination of large populations poses challenges, including the…

密码学与安全 · 计算机科学 2024-03-26 Vijay Kumar , Kolin Paul

With the rapid development of information technology and multimedia, the use of digital data is increasing day by day. So it becomes very essential to protect multimedia information from piracy and also it is challenging. A great deal of…

多媒体 · 计算机科学 2013-07-15 Md. Maklachur Rahman

Diffusion models have achieved remarkable success in novel view synthesis, but their reliance on large, diverse, and often untraceable Web datasets has raised pressing concerns about image copyright protection. Current methods fall short in…

计算机视觉与模式识别 · 计算机科学 2025-03-18 Zhenguang Liu , Chao Shuai , Shaojing Fan , Ziping Dong , Jinwu Hu , Zhongjie Ba , Kui Ren

Recent advances in Deep Learning show the existence of image-agnostic quasi-imperceptible perturbations that when applied to `any' image can fool a state-of-the-art network classifier to change its prediction about the image label. These…

计算机视觉与模式识别 · 计算机科学 2018-03-01 Naveed Akhtar , Jian Liu , Ajmal Mian

Several variants of Neural Radiance Fields (NeRFs) have significantly improved the accuracy of synthesized images and surface reconstruction of 3D scenes/objects. In all of these methods, a key characteristic is that none can train the…

计算机视觉与模式识别 · 计算机科学 2025-06-11 Gonçalo Dias Pais , Valter Piedade , Moitreya Chatterjee , Marcus Greiff , Pedro Miraldo