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Related papers: LaVAN: Localized and Visible Adversarial Noise

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We propose a general framework for solving inverse problems in the presence of noise that requires no signal prior, no noise estimate, and no clean training data. We only require that the forward model be available and that the noise be…

Computer Vision and Pattern Recognition · Computer Science 2020-06-12 Hirofumi Kobayashi , Ahmet Can Solak , Joshua Batson , Loic A. Royer

Adversarial examples raise questions about whether neural network models are sensitive to the same visual features as humans. In this paper, we first detect adversarial examples or otherwise corrupted images based on a class-conditional…

Machine Learning · Computer Science 2020-02-19 Yao Qin , Nicholas Frosst , Sara Sabour , Colin Raffel , Garrison Cottrell , Geoffrey Hinton

Generative adversarial networks (GANs) offer an effective solution to the image-to-image translation problem, thereby allowing for new possibilities in medical imaging. They can translate images from one imaging modality to another at a low…

Computer Vision and Pattern Recognition · Computer Science 2022-10-13 Agnieszka Tomczak , Aarushi Gupta , Slobodan Ilic , Nassir Navab , Shadi Albarqouni

During the acquisition of an image from its source, noise always becomes an integral part of it. Various algorithms have been used in past to denoise the images. Image denoising still has scope for improvement. Visual information…

Image and Video Processing · Electrical Eng. & Systems 2019-09-17 Santosh Paudel , Ajay Kumar Shrestha , Pradip Singh Maharjan , Rameshwar Rijal

We propose a local adversarial disentangling network (LADN) for facial makeup and de-makeup. Central to our method are multiple and overlapping local adversarial discriminators in a content-style disentangling network for achieving local…

Computer Vision and Pattern Recognition · Computer Science 2019-08-12 Qiao Gu , Guanzhi Wang , Mang Tik Chiu , Yu-Wing Tai , Chi-Keung Tang

Many unsupervised visual anomaly detection methods train an auto-encoder to reconstruct normal samples and then leverage the reconstruction error map to detect and localize the anomalies. However, due to the powerful modeling and…

Computer Vision and Pattern Recognition · Computer Science 2024-12-18 Qingqing Fang , Qinliang Su , Wenxi Lv , Wenchao Xu , Jianxing Yu

Adversarial noise introduces small perturbations in images, misleading deep learning models into misclassification and significantly impacting recognition accuracy. In this study, we analyzed the effects of Fast Gradient Sign Method (FGSM)…

Computer Vision and Pattern Recognition · Computer Science 2025-04-30 Manish Kansana , Keyan Alexander Rahimi , Elias Hossain , Iman Dehzangi , Noorbakhsh Amiri Golilarz

One way of designing a robust machine learning algorithm is to generate authentic adversarial images which can trick the algorithms as much as possible. In this study, we propose a new method to generate adversarial images which are very…

Image and Video Processing · Electrical Eng. & Systems 2020-01-31 Adil Kaan Akan , Mehmet Ali Genc , Fatos T. Yarman Vural

The increasing use of deep neural networks (DNNs) has motivated a parallel endeavor: the design of adversaries that profit from successful misclassifications. However, not all adversarial examples are crafted for malicious purposes. For…

Computer Vision and Pattern Recognition · Computer Science 2024-09-18 Pk Douglas , Farzad Vasheghani Farahani

Deep neural networks (DNNs) have achieved remarkable success in a variety of computer vision tasks, where massive labeled images are routinely required for model optimization. Yet, the data collected from the open world are unavoidably…

Computer Vision and Pattern Recognition · Computer Science 2023-02-13 Peng Cui , Yang Yue , Zhijie Deng , Jun Zhu

In this paper, we demonstrate a physical adversarial patch attack against object detectors, notably the YOLOv3 detector. Unlike previous work on physical object detection attacks, which required the patch to overlap with the objects being…

Computer Vision and Pattern Recognition · Computer Science 2019-07-01 Mark Lee , Zico Kolter

Adversarial examples have raised several open questions, such as why they can deceive classifiers and transfer between different models. A prevailing hypothesis to explain these phenomena suggests that adversarial perturbations appear as…

Machine Learning · Computer Science 2025-01-22 Soichiro Kumano , Hiroshi Kera , Toshihiko Yamasaki

We give a new algorithm for approximating the Discrete Fourier transform of an approximately sparse signal that has been corrupted by worst-case $L_0$ noise, namely a bounded number of coordinates of the signal have been corrupted…

Machine Learning · Computer Science 2018-12-13 Mitali Bafna , Jack Murtagh , Nikhil Vyas

Adversarial attacks involve adding perturbations to the source image to cause misclassification by the target model, which demonstrates the potential of attacking face recognition models. Existing adversarial face image generation methods…

Computer Vision and Pattern Recognition · Computer Science 2023-12-29 Decheng Liu , Xijun Wang , Chunlei Peng , Nannan Wang , Ruiming Hu , Xinbo Gao

Deep Learning models are vulnerable to adversarial examples, i.e.\ images obtained via deliberate imperceptible perturbations, such that the model misclassifies them with high confidence. However, class confidence by itself is an incomplete…

Machine Learning · Statistics 2017-11-23 Ambrish Rawat , Martin Wistuba , Maria-Irina Nicolae

Highly expressive models such as deep neural networks (DNNs) have been widely applied to various applications. However, recent studies show that DNNs are vulnerable to adversarial examples, which are carefully crafted inputs aiming to…

Cryptography and Security · Computer Science 2019-07-02 Chaowei Xiao , Dawei Yang , Bo Li , Jia Deng , Mingyan Liu

Standard approaches for adversarial patch generation lead to noisy conspicuous patterns, which are easily recognizable by humans. Recent research has proposed several approaches to generate naturalistic patches using generative adversarial…

Computer Vision and Pattern Recognition · Computer Science 2022-07-18 Svetlana Pavlitskaya , Bianca-Marina Codău , J. Marius Zöllner

Over the last decade, deep neural networks have achieved state of the art in computer vision tasks. These models, however, are susceptible to unusual inputs, known as adversarial examples, that cause them to misclassify or otherwise fail to…

Computer Vision and Pattern Recognition · Computer Science 2023-06-14 Dillon Niederhut

Robustness of machine learning methods is essential for modern practical applications. Given the arms race between attack and defense methods, one may be curious regarding the fundamental limits of any defense mechanism. In this work, we…

Machine Learning · Statistics 2021-07-07 Qiuling Xu , Kevin Bello , Jean Honorio

Aliasing is a highly important concept in signal processing, as careful consideration of resolution changes is essential in ensuring transmission and processing quality of audio, image, and video. Despite this, up until recently aliasing…

Computer Vision and Pattern Recognition · Computer Science 2022-12-23 Adrián Rodríguez-Muñoz , Antonio Torralba