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DNNs are vulnerable to adversarial examples, which poses great security concerns for security-critical systems. In this paper, a novel adaptive-patch-based physical attack (AP-PA) framework is proposed, which aims to generate adversarial…

计算机视觉与模式识别 · 计算机科学 2023-02-08 Jiawei Lian , Shaohui Mei , Shun Zhang , Mingyang Ma

Adversarial patches are physically realizable localized noise, which are able to hijack Vision Transformers (ViT) self-attention, pulling focus toward a small, high-contrast region and corrupting the class token to force confident…

计算机视觉与模式识别 · 计算机科学 2026-03-16 Nandish Chattopadhyay , Anadi Goyal , Chandan Karfa , Anupam Chattopadhyay

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…

密码学与安全 · 计算机科学 2019-12-30 Mauro Barni , Ehsan Nowroozi , Benedetta Tondi , Bowen Zhang

Convolutional neural networks (CNNs) are deep learning frameworks which are well-known for their notable performance in classification tasks. Hence, many skeleton-based action recognition and segmentation (SBARS) algorithms benefit from…

机器学习 · 计算机科学 2019-11-13 Babak Hosseini , Romain Montagne , Barbara Hammer

Recent studies have shown that Graph Convolutional Networks (GCNs) are vulnerable to adversarial attacks on the graph structure. Although multiple works have been proposed to improve their robustness against such structural adversarial…

机器学习 · 计算机科学 2021-09-14 Liang Chen , Jintang Li , Qibiao Peng , Yang Liu , Zibin Zheng , Carl Yang

Segmenting salient objects in an image is an important vision task with ubiquitous applications. The problem becomes more challenging in the presence of a cluttered and textured background, low resolution and/or low contrast images. Even…

计算机视觉与模式识别 · 计算机科学 2019-05-29 Anuj Pahuja , Avishek Majumder , Anirban Chakraborty , R. Venkatesh Babu

Convolutional neural networks (CNNs) are usually built by stacking convolutional operations layer-by-layer. Although CNN has shown strong capability to extract semantics from raw pixels, its capacity to capture spatial relationships of…

计算机视觉与模式识别 · 计算机科学 2026-01-16 Xingang Pan , Xiaohang Zhan , Jianping Shi , Ping Luo , Xiaogang Wang , Xiaoou Tang

Recent studies have demonstrated that machine learning approaches like deep neural networks (DNNs) are easily fooled by adversarial attacks. Subtle and imperceptible perturbations of the data are able to change the result of deep neural…

机器学习 · 计算机科学 2020-02-25 Negin Entezari , Evangelos E. Papalexakis

Machine learning models are vulnerable to tiny adversarial input perturbations optimized to cause a very large output error. To measure this vulnerability, we need reliable methods that can find such adversarial perturbations. For image…

计算机视觉与模式识别 · 计算机科学 2024-07-15 Levente Halmosi , Bálint Mohos , Márk Jelasity

Face anti-spoofing is essential to prevent false facial verification by using a photo, video, mask, or a different substitute for an authorized person's face. Most of the state-of-the-art presentation attack detection (PAD) systems suffer…

计算机视觉与模式识别 · 计算机科学 2021-09-10 Alperen Kantarcı , Hasan Dertli , Hazım Kemal Ekenel

Graph neural networks (GNNs) are a class of effective deep learning models for node classification tasks; yet their predictive capability may be severely compromised under adversarially designed unnoticeable perturbations to the graph…

机器学习 · 计算机科学 2023-01-05 Xiao Zang , Jie Chen , Bo Yuan

Despite the remarkable success of deep neural networks, significant concerns have emerged about their robustness to adversarial perturbations to inputs. While most attacks aim to ensure that these are imperceptible, physical perturbation…

机器学习 · 计算机科学 2020-10-09 Liang Tong , Minzhe Guo , Atul Prakash , Yevgeniy Vorobeychik

As Convolutional Neural Networks (CNNs) are increasingly being employed in safety-critical applications, it is important that they behave reliably in the face of hardware errors. Transient hardware errors may percolate undesirable state…

Recent advances in attention-based networks have shown that Vision Transformers can achieve state-of-the-art or near state-of-the-art results on many image classification tasks. This puts transformers in the unique position of being a…

计算机视觉与模式识别 · 计算机科学 2021-06-08 Kaleel Mahmood , Rigel Mahmood , Marten van Dijk

The widespread adoption of computer vision systems has underscored their susceptibility to adversarial attacks, particularly adversarial patch attacks on object detectors. This study evaluates defense mechanisms for the YOLOv5 model against…

计算机视觉与模式识别 · 计算机科学 2025-06-30 Roie Kazoom , Raz Birman , Ofer Hadar

The vulnerabilities of deep neural networks against singularities have raised serious concerns regarding their deployment in the physical world. One of the most prominent and impactful physical-world adversarial perturbations is the…

计算机视觉与模式识别 · 计算机科学 2026-04-30 Vishesh Kumar , Akshay Agarwal

This paper investigates the role of saliency to improve the classification accuracy of a Convolutional Neural Network (CNN) for the case when scarce training data is available. Our approach consists in adding a saliency branch to an…

计算机视觉与模式识别 · 计算机科学 2019-05-07 Carola Figueroa Flores , Abel Gonzalez-García , Joost van de Weijer , Bogdan Raducanu

Fully convolutional networks (FCN) has significantly improved the performance of many pixel-labeling tasks, such as semantic segmentation and depth estimation. However, it still remains non-trivial to thoroughly utilize the multi-level…

计算机视觉与模式识别 · 计算机科学 2018-12-05 Yunzhi Zhuge , Pingping Zhang , Huchuan Lu

Deep learning approaches based on convolutional neural networks (CNNs) have been successful in solving a number of problems in medical imaging, including image segmentation. In recent years, it has been shown that CNNs are vulnerable to…

图像与视频处理 · 电气工程与系统科学 2019-09-26 Liang Chen , Paul Bentley , Kensaku Mori , Kazunari Misawa , Michitaka Fujiwara , Daniel Rueckert

Automated detection of cervical cancer cells or cell clumps has the potential to significantly reduce error rate and increase productivity in cervical cancer screening. However, most traditional methods rely on the success of accurate cell…

计算机视觉与模式识别 · 计算机科学 2019-12-24 Yixiong Liang , Zhihong Tang , Meng Yan , Jialin Chen , Qing Liu , Yao Xiang