English
Related papers

Related papers: Sparse Adversarial Perturbations for Videos

200 papers

Sparse adversarial attacks can fool deep neural networks (DNNs) by only perturbing a few pixels (regularized by l_0 norm). Recent efforts combine it with another l_infty imperceptible on the perturbation magnitudes. The resultant sparse and…

Machine Learning · Computer Science 2021-06-14 Mingkang Zhu , Tianlong Chen , Zhangyang Wang

We demonstrate the existence of universal adversarial perturbations, which can fool a family of audio classification architectures, for both targeted and untargeted attack scenarios. We propose two methods for finding such perturbations.…

Machine Learning · Computer Science 2020-11-18 Sajjad Abdoli , Luiz G. Hafemann , Jerome Rony , Ismail Ben Ayed , Patrick Cardinal , Alessandro L. Koerich

Deep neural networks have shown their vulnerability to adversarial attacks. In this paper, we focus on sparse adversarial attack based on the $\ell_0$ norm constraint, which can succeed by only modifying a few pixels of an image. Despite a…

Computer Vision and Pattern Recognition · Computer Science 2021-06-01 Ziwen He , Wei Wang , Jing Dong , Tieniu Tan

Deep neural networks have been proved that they are vulnerable to adversarial examples, which are generated by adding human-imperceptible perturbations to images. To defend these adversarial examples, various detection based methods have…

Computer Vision and Pattern Recognition · Computer Science 2021-02-24 Kejiang Chen , Yuefeng Chen , Hang Zhou , Chuan Qin , Xiaofeng Mao , Weiming Zhang , Nenghai Yu

Modern deep neural networks(DNNs) are vulnerable to adversarial samples. Sparse adversarial samples are a special branch of adversarial samples that can fool the target model by only perturbing a few pixels. The existence of the sparse…

Computer Vision and Pattern Recognition · Computer Science 2020-10-28 Xiaoyi Dong , Dongdong Chen , Jianmin Bao , Chuan Qin , Lu Yuan , Weiming Zhang , Nenghai Yu , Dong Chen

We present an algorithm for computing class-specific universal adversarial perturbations for deep neural networks. Such perturbations can induce misclassification in a large fraction of images of a specific class. Unlike previous methods…

Machine Learning · Computer Science 2019-12-03 Tejus Gupta , Abhishek Sinha , Nupur Kumari , Mayank Singh , Balaji Krishnamurthy

Standard adversarial attacks change the predicted class label of a selected image by adding specially tailored small perturbations to its pixels. In contrast, a universal perturbation is an update that can be added to any image in a broad…

Computer Vision and Pattern Recognition · Computer Science 2019-11-22 Ali Shafahi , Mahyar Najibi , Zheng Xu , John Dickerson , Larry S. Davis , Tom Goldstein

The vulnerability of deep neural networks (DNNs) to adversarial examples has attracted more attention. Many algorithms have been proposed to craft powerful adversarial examples. However, most of these algorithms modified the global or local…

Computer Vision and Pattern Recognition · Computer Science 2021-04-28 Yaguan Qian , Jiamin Wang , Bin Wang , Shaoning Zeng , Zhaoquan Gu , Shouling Ji , Wassim Swaileh

Deep Convolution Neural Networks (CNNs) can easily be fooled by subtle, imperceptible changes to the input images. To address this vulnerability, adversarial training creates perturbation patterns and includes them in the training set to…

Computer Vision and Pattern Recognition · Computer Science 2022-09-19 Muzammal Naseer , Salman Khan , Munawar Hayat , Fahad Shahbaz Khan , Fatih Porikli

In the past two decades we have seen the popularity of neural networks increase in conjunction with their classification accuracy. Parallel to this, we have also witnessed how fragile the very same prediction models are: tiny perturbations…

Machine Learning · Computer Science 2022-01-25 Mark Beliaev , Payam Delgosha , Hamed Hassani , Ramtin Pedarsani

It is by now well-known that small adversarial perturbations can induce classification errors in deep neural networks (DNNs). In this paper, we make the case that sparse representations of the input data are a crucial tool for combating…

Machine Learning · Statistics 2018-07-16 Soorya Gopalakrishnan , Zhinus Marzi , Upamanyu Madhow , Ramtin Pedarsani

While deep neural networks have been achieving state-of-the-art performance across a wide variety of applications, their vulnerability to adversarial attacks limits their widespread deployment for safety-critical applications. Alongside…

Computer Vision and Pattern Recognition · Computer Science 2020-03-04 Ahmadreza Jeddi , Mohammad Javad Shafiee , Michelle Karg , Christian Scharfenberger , Alexander Wong

Deep neural networks (DNNs) are computationally/memory-intensive and vulnerable to adversarial attacks, making them prohibitive in some real-world applications. By converting dense models into sparse ones, pruning appears to be a promising…

Machine Learning · Computer Science 2019-11-07 Yiwen Guo , Chao Zhang , Changshui Zhang , Yurong Chen

Deep neural networks (DNNs) have been found to be vulnerable to adversarial examples. Adversarial examples are malicious images with visually imperceptible perturbations. While these carefully crafted perturbations restricted with tight…

Computer Vision and Pattern Recognition · Computer Science 2021-07-06 Yajie Wang , Shangbo Wu , Wenyi Jiang , Shengang Hao , Yu-an Tan , Quanxin Zhang

A wide variety of works have explored the reason for the existence of adversarial examples, but there is no consensus on the explanation. We propose to treat the DNN logits as a vector for feature representation, and exploit them to analyze…

Computer Vision and Pattern Recognition · Computer Science 2020-07-14 Chaoning Zhang , Philipp Benz , Tooba Imtiaz , In-So Kweon

Deep neural networks (DNNs) are increasingly being used in a variety of traditional radiofrequency (RF) problems. Previous work has shown that while DNN classifiers are typically more accurate than traditional signal processing algorithms,…

Cryptography and Security · Computer Science 2022-02-24 Roman A. Sandler , Peter K. Relich , Cloud Cho , Sean Holloway

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

We explore the black-box adversarial attack on video recognition models. Attacks are only performed on selected key regions and key frames to reduce the high computation cost of searching adversarial perturbations on a video due to its high…

Cryptography and Security · Computer Science 2021-09-01 Zeyuan Wang , Chaofeng Sha , Su Yang

A plethora of attack methods have been proposed to generate adversarial examples, among which the iterative methods have been demonstrated the ability to find a strong attack. However, the computation of an adversarial perturbation for a…

Machine Learning · Computer Science 2021-12-16 Chia-Hung Yuan , Pin-Yu Chen , Chia-Mu Yu

Machine learning and deep learning in particular has advanced tremendously on perceptual tasks in recent years. However, it remains vulnerable against adversarial perturbations of the input that have been crafted specifically to fool the…

Machine Learning · Statistics 2017-02-22 Jan Hendrik Metzen , Tim Genewein , Volker Fischer , Bastian Bischoff