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Related papers: Universal Fourier Attack for Time Series

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Universal adversarial perturbation attacks are widely used to analyze image classifiers that employ convolutional neural networks. Nowadays, some attacks can deceive image- and video-quality metrics. So sustainability analysis of these…

Computer Vision and Pattern Recognition · Computer Science 2022-11-02 Ekaterina Shumitskaya , Anastasia Antsiferova , Dmitriy Vatolin

Researchers have shown that the predictions of a convolutional neural network (CNN) for an image set can be severely distorted by one single image-agnostic perturbation, or universal perturbation, usually with an empirically fixed threshold…

Computer Vision and Pattern Recognition · Computer Science 2020-06-11 Yingpeng Deng , Lina J. Karam

Deep learning models are known to be vulnerable not only to input-dependent adversarial attacks but also to input-agnostic or universal adversarial attacks. Dezfooli et al. \cite{Dezfooli17,Dezfooli17anal} construct universal adversarial…

Machine Learning · Computer Science 2022-10-31 Sandesh Kamath , Amit Deshpande , K V Subrahmanyam , Vineeth N Balasubramanian

In a number of data-driven applications such as detection of arrhythmia, interferometry or audio compression, observations are acquired indistinctly in the time or frequency domains: temporal observations allow us to study the spectral…

Signal Processing · Electrical Eng. & Systems 2020-11-10 Felipe Tobar , Lerko Araya-Hernández , Pablo Huijse , Petar M. Djurić

Automatic Speech Recognition systems have been shown to be vulnerable to adversarial attacks that manipulate the command executed on the device. Recent research has focused on exploring methods to create such attacks, however, some issues…

Cryptography and Security · Computer Science 2023-09-21 Mohamad Fakih , Rouwaida Kanj , Fadi Kurdahi , Mohammed E. Fouda

We propose a novel framework for real-time black-box universal attacks which disrupts activations of early convolutional layers in deep learning models. Our hypothesis is that perturbations produced in the wavelet space disrupt early…

Computer Vision and Pattern Recognition · Computer Science 2021-07-28 Alberto Santamaria-Pang , Jianwei Qiu , Aritra Chowdhury , James Kubricht , Peter Tu , Iyer Naresh , Nurali Virani

We study how to secure distributed filters for linear time-invariant systems with bounded noise under false-data injection attacks. A malicious attacker is able to arbitrarily manipulate the observations for a time-varying and unknown…

Systems and Control · Electrical Eng. & Systems 2021-06-23 Xingkang He , Xiaoqiang Ren , Henrik Sandberg , Karl H. Johansson

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.…

Computer Vision and Pattern Recognition · Computer Science 2025-03-06 Qian Wang , Chen Li , Yuchen Luo , Hefei Ling , Shijuan Huang , Ruoxi Jia , Ning Yu

Current adversarial attack research reveals the vulnerability of learning-based classifiers against carefully crafted perturbations. However, most existing attack methods have inherent limitations in cross-dataset generalization as they…

Computer Vision and Pattern Recognition · Computer Science 2022-03-25 Cheng Luo , Qinliang Lin , Weicheng Xie , Bizhu Wu , Jinheng Xie , Linlin Shen

Time-series forecasting aims to predict future values by modeling temporal dependencies in historical observations. It is a critical component of many real-world systems, where accurate forecasts improve operational efficiency and help…

Machine Learning · Computer Science 2026-04-15 Gamze Kirman Tokgoz , Onat Gungor , Tajana Rosing , Baris Aksanli

Neural time-series analysis has traditionally focused on modeling data in the time domain, often with some approaches incorporating equivalent Fourier domain representations as auxiliary spectral features. In this work, we shift the main…

Machine Learning · Computer Science 2024-10-08 Minjung Kim , Yusuke Hioka , Michael Witbrock

Various facial manipulation techniques have drawn serious public concerns in morality, security, and privacy. Although existing face forgery classifiers achieve promising performance on detecting fake images, these methods are vulnerable to…

Computer Vision and Pattern Recognition · Computer Science 2022-03-30 Shuai Jia , Chao Ma , Taiping Yao , Bangjie Yin , Shouhong Ding , Xiaokang Yang

Recent studies have highlighted adversarial examples as a ubiquitous threat to different neural network models and many downstream applications. Nonetheless, as unique data properties have inspired distinct and powerful learning principles,…

Machine Learning · Computer Science 2019-06-06 Zhuolin Yang , Bo Li , Pin-Yu Chen , Dawn Song

As the popularity of voice user interface (VUI) exploded in recent years, speaker recognition system has emerged as an important medium of identifying a speaker in many security-required applications and services. In this paper, we propose…

Audio and Speech Processing · Electrical Eng. & Systems 2020-05-04 Yi Xie , Cong Shi , Zhuohang Li , Jian Liu , Yingying Chen , Bo Yuan

Classifiers such as deep neural networks have been shown to be vulnerable against adversarial perturbations on problems with high-dimensional input space. While adversarial training improves the robustness of image classifiers against such…

Computer Vision and Pattern Recognition · Computer Science 2019-08-14 Chaithanya Kumar Mummadi , Thomas Brox , Jan Hendrik Metzen

Recently, the vulnerability of DNN-based audio systems to adversarial attacks has obtained the increasing attention. However, the existing audio adversarial attacks allow the adversary to possess the entire user's audio input as well as…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-09 Yi Xie , Zhuohang Li , Cong Shi , Jian Liu , Yingying Chen , Bo Yuan

Deep neural networks for video classification, just like image classification networks, may be subjected to adversarial manipulation. The main difference between image classifiers and video classifiers is that the latter usually use…

Machine Learning · Computer Science 2021-06-08 Roi Pony , Itay Naeh , Shie Mannor

Infrared object detection is crucial for perception in autonomous driving and surveillance but remains vulnerable to physical adversarial attacks. Unlike in the RGB domain, where attacks rely on color texture, infrared attacks must…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Yixing Yong , Jian Wang , Ming Lei , Lijun He , Fan Li

EEG-based brainprint recognition with deep learning models has garnered much attention in biometric identification. Yet, studies have indicated vulnerability to adversarial attacks in deep learning models with EEG inputs. In this paper, we…

Cryptography and Security · Computer Science 2024-07-02 Hangjie Yi , Yuhang Ming , Dongjun Liu , Wanzeng Kong

Real-world deep learning models developed for Time Series Forecasting are used in several critical applications ranging from medical devices to the security domain. Many previous works have shown how deep learning models are prone to…

Machine Learning · Computer Science 2023-01-30 Yuvaraj Govindarajulu , Avinash Amballa , Pavan Kulkarni , Manojkumar Parmar