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Related papers: Efficient detection of adversarial images

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We investigate if the random feature selection approach proposed in [1] to improve the robustness of forensic detectors to targeted attacks, can be extended to detectors based on deep learning features. In particular, we study the…

Cryptography and Security · Computer Science 2019-12-30 Mauro Barni , Ehsan Nowroozi , Benedetta Tondi , Bowen Zhang

In recent years Deep Neural Networks (DNNs) have achieved remarkable results and even showed super-human capabilities in a broad range of domains. This led people to trust in DNNs' classifications and resulting actions even in…

Cryptography and Security · Computer Science 2020-12-14 Philip Sperl , Ching-Yu Kao , Peng Chen , Konstantin Böttinger

Recent years have seen fast development in synthesizing realistic human faces using AI technologies. Such fake faces can be weaponized to cause negative personal and social impact. In this work, we develop technologies to defend individuals…

Computer Vision and Pattern Recognition · Computer Science 2019-06-25 Yuezun Li , Xin Yang , Baoyuan Wu , Siwei Lyu

Deep networks are highly vulnerable to adversarial attacks, yet conventional attack methods utilize static adversarial perturbations that induce fixed mispredictions. In this work, we exploit an overlooked property of adversarial…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Yaoteng Tan , Zikui Cai , M. Salman Asif

As designers of artificial intelligence try to outwit hackers, both sides continue to hone in on AI's inherent vulnerabilities. Designed and trained from certain statistical distributions of data, AI's deep neural networks (DNNs) remain…

Computer Vision and Pattern Recognition · Computer Science 2022-04-25 Wenzhao Xiang , Hang Su , Chang Liu , Yandong Guo , Shibao Zheng

The authenticity of images posted on social media is an issue of growing concern. Many algorithms have been developed to detect manipulated images, but few have investigated the ability of deep neural network based approaches to verify the…

Computer Vision and Pattern Recognition · Computer Science 2019-02-12 M. Goebel , A. Flenner , L. Nataraj , B. S. Manjunath

We propose a novel approach towards adversarial attacks on neural networks (NN), focusing on tampering the data used for training instead of generating attacks on trained models. Our network-agnostic method creates a backdoor during…

Deep neural networks (DNNs) have proven to be powerful tools for processing unstructured data. However for high-dimensional data, like images, they are inherently vulnerable to adversarial attacks. Small almost invisible perturbations added…

Machine Learning · Computer Science 2021-03-24 Matthias Rottmann , Kira Maag , Mathis Peyron , Natasa Krejic , Hanno Gottschalk

In this paper, we propose a principled Perceptual Adversarial Networks (PAN) for image-to-image transformation tasks. Unlike existing application-specific algorithms, PAN provides a generic framework of learning mapping relationship between…

Computer Vision and Pattern Recognition · Computer Science 2019-04-04 Chaoyue Wang , Chang Xu , Chaohui Wang , Dacheng Tao

Deep Neural Networks (DNNs) are vulnerable to adversarial examples, while adversarial attack models, e.g., DeepFool, are on the rise and outrunning adversarial example detection techniques. This paper presents a new adversarial example…

Cryptography and Security · Computer Science 2023-05-08 Yulong Wang , Tianxiang Li , Shenghong Li , Xin Yuan , Wei Ni

Following the recent adoption of deep neural networks (DNN) accross a wide range of applications, adversarial attacks against these models have proven to be an indisputable threat. Adversarial samples are crafted with a deliberate intention…

Machine Learning · Computer Science 2017-08-31 Valentina Zantedeschi , Maria-Irina Nicolae , Ambrish Rawat

Learning-based methods especially with convolutional neural networks (CNN) are continuously showing superior performance in computer vision applications, ranging from image classification to restoration. For image classification, most…

Computer Vision and Pattern Recognition · Computer Science 2021-01-26 Xiaoyu Lin

Nowadays the deep learning technology is growing faster and shows dramatic performance in computer vision areas. However, it turns out a deep learning based model is highly vulnerable to some small perturbation called an adversarial attack.…

Computer Vision and Pattern Recognition · Computer Science 2020-03-06 Seungju Cho , Tae Joon Jun , Mingu Kang , Daeyoung Kim

In the rapidly evolving landscape of communication and network security, the increasing reliance on deep neural networks (DNNs) and cloud services for data processing presents a significant vulnerability: the potential for backdoors that…

Cryptography and Security · Computer Science 2024-03-14 Khondoker Murad Hossain , Tim Oates

Deep Neural Networks (DNNs) are widely used for traffic sign recognition because they can automatically extract high-level features from images. These DNNs are trained on large-scale datasets obtained from unknown sources. Therefore, it is…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 Thushari Hapuarachchi , Long Dang , Kaiqi Xiong

Deep neural network image classifiers are reported to be susceptible to adversarial evasion attacks, which use carefully crafted images created to mislead a classifier. Many adversarial attacks belong to the category of dense attacks, which…

Computer Vision and Pattern Recognition · Computer Science 2022-02-22 He Zhao , Thanh Nguyen , Trung Le , Paul Montague , Olivier De Vel , Tamas Abraham , Dinh Phung

The paper proposes a new testing approach for Deep Neural Networks (DNN) using gradient-free optimization to find perturbation chains that successfully falsify the tested DNN, going beyond existing grid-based or combinatorial testing.…

Computer Vision and Pattern Recognition · Computer Science 2024-08-05 Clemens Otte , Yinchong Yang , Danny Benlin Oswan

The rapid evolution of digital image manipulation techniques poses significant challenges for content verification, with models such as stable diffusion and mid-journey producing highly realistic, yet synthetic, images that can deceive…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Alejandro Marco Montejano , Angela Sanchez Perez , Javier Barrachina , David Ortiz-Perez , Manuel Benavent-Lledo , Jose Garcia-Rodriguez

Over the past decade, deep learning has revolutionized conventional tasks that rely on hand-craft feature extraction with its strong feature learning capability, leading to substantial enhancements in traditional tasks. However, deep neural…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Donghua Wang , Wen Yao , Tingsong Jiang , Guijian Tang , Xiaoqian Chen

As the use of Deep Neural Networks (DNNs) becomes pervasive, their vulnerability to adversarial attacks and limitations in handling unseen classes poses significant challenges. The state-of-the-art offers discrete solutions aimed to tackle…

Computer Vision and Pattern Recognition · Computer Science 2024-06-25 Alvaro Lopez Pellicer , Kittipos Giatgong , Yi Li , Neeraj Suri , Plamen Angelov