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Many machine learning image classifiers are vulnerable to adversarial attacks, inputs with perturbations designed to intentionally trigger misclassification. Current adversarial methods directly alter pixel colors and evaluate against pixel…

机器学习 · 计算机科学 2019-02-19 Hsueh-Ti Derek Liu , Michael Tao , Chun-Liang Li , Derek Nowrouzezahrai , Alec Jacobson

Adversarial attacks pose a substantial threat to computer vision system security, but the social media industry constantly faces another form of "adversarial attack" in which the hackers attempt to upload inappropriate images and fool the…

计算机视觉与模式识别 · 计算机科学 2021-08-24 Xiangyu Qu , Stanley H. Chan

Despite extensive research into adversarial attacks, we do not know how adversarial attacks affect image pixels. Knowing how image pixels are affected by adversarial attacks has the potential to lead us to better adversarial defenses.…

计算机视觉与模式识别 · 计算机科学 2021-06-22 Blerta Lindqvist

Convolutional neural networks have been used to achieve a string of successes during recent years, but their lack of interpretability remains a serious issue. Adversarial examples are designed to deliberately fool neural networks into…

机器学习 · 计算机科学 2020-04-28 Jan Philip Göpfert , André Artelt , Heiko Wersing , Barbara Hammer

Deep neural networks provide unprecedented performance in all image classification problems, taking advantage of huge amounts of data available for training. Recent studies, however, have shown their vulnerability to adversarial attacks,…

计算机视觉与模式识别 · 计算机科学 2020-09-24 Diego Gragnaniello , Francesco Marra , Giovanni Poggi , Luisa Verdoliva

Deep learning models are vulnerable to adversarial examples. As a more threatening type for practical deep learning systems, physical adversarial examples have received extensive research attention in recent years. However, without…

计算机视觉与模式识别 · 计算机科学 2021-03-02 Jiakai Wang , Aishan Liu , Zixin Yin , Shunchang Liu , Shiyu Tang , Xianglong Liu

Adversarial perturbations dramatically decrease the accuracy of state-of-the-art image classifiers. In this paper, we propose and analyze a simple and computationally efficient defense strategy: inject random Gaussian noise, discretize each…

机器学习 · 计算机科学 2019-03-27 Yuchen Zhang , Percy Liang

It is well known that a determined adversary can fool a neural network by making imperceptible adversarial perturbations to an image. Recent studies have shown that these perturbations can be detected even without information about the…

计算机视觉与模式识别 · 计算机科学 2018-07-30 Siddharth Krishna Kumar

The existence of adversarial images has seriously affected the task of image recognition and practical application of deep learning, it is also a key scientific problem that deep learning urgently needs to solve. By far the most effective…

计算机视觉与模式识别 · 计算机科学 2023-10-11 Yunuo Xiong , Shujuan Liu , Hongwei Xiong

The superiority of deep learning performance is threatened by safety issues for itself. Recent findings have shown that deep learning systems are very weak to adversarial examples, an attack form that was altered by the attacker's intent to…

计算机视觉与模式识别 · 计算机科学 2020-03-06 Dang Duy Thang , Toshihiro Matsui

Neural networks are frequently used for image classification, but can be vulnerable to misclassification caused by adversarial images. Attempts to make neural network image classification more robust have included variations on…

计算机视觉与模式识别 · 计算机科学 2019-10-01 Basemah Alshemali , Alta Graham , Jugal Kalita

Deep neural networks are vulnerable to adversarial attacks. The literature is rich with algorithms that can easily craft successful adversarial examples. In contrast, the performance of defense techniques still lags behind. This paper…

机器学习 · 计算机科学 2019-05-29 Yuzhe Yang , Guo Zhang , Dina Katabi , Zhi Xu

With the rise in popularity of machine and deep learning models, there is an increased focus on their vulnerability to malicious inputs. These adversarial examples drift model predictions away from the original intent of the network and are…

计算机视觉与模式识别 · 计算机科学 2020-03-11 Richard Tran , David Patrick , Michael Geyer , Amanda Fernandez

As humans, we inherently perceive images based on their predominant features, and ignore noise embedded within lower bit planes. On the contrary, Deep Neural Networks are known to confidently misclassify images corrupted with meticulously…

计算机视觉与模式识别 · 计算机科学 2020-04-02 Sravanti Addepalli , Vivek B. S. , Arya Baburaj , Gaurang Sriramanan , R. Venkatesh Babu

Deep neural networks are vulnerable to adversarial attacks. Most $L_{0}$-norm based white-box attacks craft perturbations by the gradient of models to the input. Since the computation cost and memory limitation of calculating the Hessian…

密码学与安全 · 计算机科学 2023-04-10 Jiebao Zhang , Wenhua Qian , Rencan Nie , Jinde Cao , Dan Xu

As a defense strategy against adversarial attacks, adversarial detection aims to identify and filter out adversarial data from the data flow based on discrepancies in distribution and noise patterns between natural and adversarial data.…

计算机视觉与模式识别 · 计算机科学 2025-03-06 Qian Wang , Chen Li , Yuchen Luo , Hefei Ling , Shijuan Huang , Ruoxi Jia , Ning Yu

Neural networks are prone to adversarial attacks. In general, such attacks deteriorate the quality of the input by either slightly modifying most of its pixels, or by occluding it with a patch. In this paper, we propose a method that keeps…

计算机视觉与模式识别 · 计算机科学 2019-10-18 Konrad Zolna , Michal Zajac , Negar Rostamzadeh , Pedro O. Pinheiro

The state-of-the-art deep neural networks (DNNs) are vulnerable against adversarial examples with additive random-like noise perturbations. While such examples are hardly found in the physical world, the image blurring effect caused by…

计算机视觉与模式识别 · 计算机科学 2020-11-10 Qing Guo , Felix Juefei-Xu , Xiaofei Xie , Lei Ma , Jian Wang , Bing Yu , Wei Feng , Yang Liu

Images perturbed subtly to be misclassified by neural networks, called adversarial examples, have emerged as a technically deep challenge and an important concern for several application domains. Most research on adversarial examples takes…

计算机视觉与模式识别 · 计算机科学 2019-04-05 Mahmood Sharif , Sruti Bhagavatula , Lujo Bauer , Michael K. Reiter

Deep neural networks are vulnerable to adversarial examples, which are crafted by adding small, human-imperceptible perturbations to the original images, but make the model output inaccurate predictions. Before deep neural networks are…

计算机视觉与模式识别 · 计算机科学 2021-01-13 Bo Yang , Kaiyong Xu , Hengjun Wang , Hengwei Zhang