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Related papers: Consistent Semantic Attacks on Optical Flow

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Recent optical flow methods are almost exclusively judged in terms of accuracy, while their robustness is often neglected. Although adversarial attacks offer a useful tool to perform such an analysis, current attacks on optical flow methods…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Jenny Schmalfuss , Philipp Scholze , Andrés Bruhn

Deep neural network classifiers suffer from adversarial vulnerability: well-crafted, unnoticeable changes to the input data can affect the classifier decision. In this regard, the study of powerful adversarial attacks can help shed light on…

Machine Learning · Computer Science 2020-07-07 Hadi M. Dolatabadi , Sarah Erfani , Christopher Leckie

Deep learning classifiers are susceptible to well-crafted, imperceptible variations of their inputs, known as adversarial attacks. In this regard, the study of powerful attack models sheds light on the sources of vulnerability in these…

Machine Learning · Computer Science 2020-10-26 Hadi M. Dolatabadi , Sarah Erfani , Christopher Leckie

Recent work demonstrated the lack of robustness of optical flow networks to physical patch-based adversarial attacks. The possibility to physically attack a basic component of automotive systems is a reason for serious concerns. In this…

Computer Vision and Pattern Recognition · Computer Science 2022-06-16 Simon Schrodi , Tonmoy Saikia , Thomas Brox

Deep neural nets achieve state-of-the-art performance on the problem of optical flow estimation. Since optical flow is used in several safety-critical applications like self-driving cars, it is important to gain insights into the robustness…

Computer Vision and Pattern Recognition · Computer Science 2019-10-23 Anurag Ranjan , Joel Janai , Andreas Geiger , Michael J. Black

Deep neural networks have made significant advancements in accurately estimating scene flow using point clouds, which is vital for many applications like video analysis, action recognition, and navigation. The robustness of these…

Computer Vision and Pattern Recognition · Computer Science 2024-09-12 Haniyeh Ehsani Oskouie , Mohammad-Shahram Moin , Shohreh Kasaei

The success of deep learning research has catapulted deep models into production systems that our society is becoming increasingly dependent on, especially in the image and video domains. However, recent work has shown that these largely…

Computer Vision and Pattern Recognition · Computer Science 2018-11-30 Nathan Inkawhich , Matthew Inkawhich , Yiran Chen , Hai Li

Advanced Persistent Threats (APTs) are stealthy customized attacks by intelligent adversaries. This paper deals with the detection of APTs that infiltrate cyber systems and compromise specifically targeted data and/or infrastructures.…

Computer Science and Game Theory · Computer Science 2021-06-29 Shana Moothedath , Dinuka Sahabandu , Joey Allen , Andrew Clark , Linda Bushnell , Wenke Lee , Radha Poovendran

Existing optical flow methods make generic, spatially homogeneous, assumptions about the spatial structure of the flow. In reality, optical flow varies across an image depending on object class. Simply put, different objects move…

Computer Vision and Pattern Recognition · Computer Science 2016-04-12 Laura Sevilla-Lara , Deqing Sun , Varun Jampani , Michael J. Black

Counterfactual explanations and adversarial attacks have a related goal: flipping output labels with minimal perturbations regardless of their characteristics. Yet, adversarial attacks cannot be used directly in a counterfactual explanation…

Computer Vision and Pattern Recognition · Computer Science 2023-03-20 Guillaume Jeanneret , Loïc Simon , Frédéric Jurie

We propose continuous adversarial flow models, a type of continuous-time flow model trained with an adversarial objective. Unlike flow matching, which uses a fixed mean-squared-error criterion, our approach introduces a learned…

Machine Learning · Computer Science 2026-04-14 Shanchuan Lin , Ceyuan Yang , Zhijie Lin , Hao Chen , Haoqi Fan

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

In recent years, many efforts have demonstrated that modern machine learning algorithms are vulnerable to adversarial attacks, where small, but carefully crafted, perturbations on the input can make them fail. While these attack methods are…

Cryptography and Security · Computer Science 2019-06-25 Yuan Gong , Boyang Li , Christian Poellabauer , Yiyu Shi

Adversarial attacks perturb images such that a deep neural network produces incorrect classification results. A promising approach to defend against adversarial attacks on natural multi-object scenes is to impose a context-consistency…

Computer Vision and Pattern Recognition · Computer Science 2022-03-30 Zikui Cai , Shantanu Rane , Alejandro E. Brito , Chengyu Song , Srikanth V. Krishnamurthy , Amit K. Roy-Chowdhury , M. Salman Asif

Current adversarial attacks for motion estimation (optical flow) optimize small per-pixel perturbations, which are unlikely to appear in the real world. In contrast, we exploit a real-world weather phenomenon for a novel attack with…

Computer Vision and Pattern Recognition · Computer Science 2022-10-21 Jenny Schmalfuss , Lukas Mehl , Andrés Bruhn

We present a taxonomy and an algebra for attack patterns on component-based operating systems. In a multilevel security scenario, where isolation of partitions containing data at different security classifications is the primary security…

Cryptography and Security · Computer Science 2014-03-06 Michael Hanspach , Jörg Keller

We present a global optimization approach to optical flow estimation. The approach optimizes a classical optical flow objective over the full space of mappings between discrete grids. No descriptor matching is used. The highly regular…

Computer Vision and Pattern Recognition · Computer Science 2016-04-13 Qifeng Chen , Vladlen Koltun

Optical character recognition (OCR) is widely applied in real applications serving as a key preprocessing tool. The adoption of deep neural network (DNN) in OCR results in the vulnerability against adversarial examples which are crafted to…

Computer Vision and Pattern Recognition · Computer Science 2020-02-11 Lu Chen , Wei Xu

Transfer attacks optimize on a surrogate and deploy to a black-box target. While iterative optimization attacks in this paradigm are limited by their per-input cost limits efficiency and scalability due to multistep gradient updates for…

Computer Vision and Pattern Recognition · Computer Science 2026-03-16 Jongoh Jeong , Hunmin Yang , Jaeseok Jeong , Kuk-Jin Yoon

Traditional adversarial attacks concentrate on manipulating clean examples in the pixel space by adding adversarial perturbations. By contrast, semantic adversarial attacks focus on changing semantic attributes of clean examples, such as…

Computer Vision and Pattern Recognition · Computer Science 2023-09-15 Chenan Wang , Jinhao Duan , Chaowei Xiao , Edward Kim , Matthew Stamm , Kaidi Xu
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