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Adversarial training has proven to be effective in hardening networks against adversarial examples. However, the gained robustness is limited by network capacity and number of training samples. Consequently, to build more robust models, it…

机器学习 · 计算机科学 2020-06-02 Zheng Xu , Ali Shafahi , Tom Goldstein

This paper revisits the robust overfitting phenomenon of adversarial training. Observing that models with better robust generalization performance are less certain in predicting adversarially generated training inputs, we argue that…

机器学习 · 计算机科学 2025-01-15 Minxing Zhang , Michael Backes , Xiao Zhang

Pretrained language models (PLMs) perform poorly under adversarial attacks. To improve the adversarial robustness, adversarial data augmentation (ADA) has been widely adopted to cover more search space of adversarial attacks by adding…

计算与语言 · 计算机科学 2021-06-08 Chenglei Si , Zhengyan Zhang , Fanchao Qi , Zhiyuan Liu , Yasheng Wang , Qun Liu , Maosong Sun

While adversarial training and its variants have shown to be the most effective algorithms to defend against adversarial attacks, their extremely slow training process makes it hard to scale to large datasets like ImageNet. The key idea of…

机器学习 · 计算机科学 2022-06-07 Zhichao Huang , Yanbo Fan , Chen Liu , Weizhong Zhang , Yong Zhang , Mathieu Salzmann , Sabine Süsstrunk , Jue Wang

Adversarial examples cause neural networks to produce incorrect outputs with high confidence. Although adversarial training is one of the most effective forms of defense against adversarial examples, unfortunately, a large gap exists…

计算机视觉与模式识别 · 计算机科学 2020-07-28 Saehyung Lee , Hyungyu Lee , Sungroh Yoon

The generalization gap in reinforcement learning (RL) has been a significant obstacle that prevents the RL agent from learning general skills and adapting to varying environments. Increasing the generalization capacity of the RL systems can…

机器学习 · 计算机科学 2021-12-06 Hanping Zhang , Yuhong Guo

Deep neural networks are powerful, but they also have shortcomings such as their sensitivity to adversarial examples, noise, blur, occlusion, etc. Moreover, ensuring the reliability and robustness of deep neural network models is crucial…

计算机视觉与模式识别 · 计算机科学 2022-07-22 Xiaoliang Liu , Furao Shen , Jian Zhao , Changhai Nie

Adversarial training improves the robustness of neural networks against adversarial attacks, albeit at the expense of the trade-off between standard and robust generalization. To unveil the underlying factors driving this phenomenon, we…

机器学习 · 计算机科学 2024-01-29 Shruthi Gowda , Bahram Zonooz , Elahe Arani

Deep neural networks are easily fooled by small perturbations known as adversarial attacks. Adversarial Training (AT) is a technique aimed at learning features robust to such attacks and is widely regarded as a very effective defense.…

机器学习 · 计算机科学 2020-09-11 Theodoros Tsiligkaridis , Jay Roberts

Deep neural networks can be easily fooled into making incorrect predictions through corruption of the input by adversarial perturbations: human-imperceptible artificial noise. So far adversarial training has been the most successful defense…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Lin Li , Michael Spratling

The literature on robustness towards common corruptions shows no consensus on whether adversarial training can improve the performance in this setting. First, we show that, when used with an appropriately selected perturbation radius,…

机器学习 · 计算机科学 2022-01-05 Klim Kireev , Maksym Andriushchenko , Nicolas Flammarion

Adversarial training may be regarded as standard training with a modified loss function. But its generalization error appears much larger than standard training under standard loss. This phenomenon, known as robust overfitting, has…

机器学习 · 计算机科学 2024-02-13 Runzhi Tian , Yongyi Mao

Recent work has shown that data augmentation has the potential to significantly improve the generalization of deep learning models. Recently, automated augmentation strategies have led to state-of-the-art results in image classification and…

计算机视觉与模式识别 · 计算机科学 2019-11-15 Ekin D. Cubuk , Barret Zoph , Jonathon Shlens , Quoc V. Le

Adversarial training (AT) is one of the most effective strategies for promoting model robustness. However, recent benchmarks show that most of the proposed improvements on AT are less effective than simply early stopping the training…

机器学习 · 计算机科学 2021-04-01 Tianyu Pang , Xiao Yang , Yinpeng Dong , Hang Su , Jun Zhu

Though deep neural networks have achieved significant progress on various tasks, often enhanced by model ensemble, existing high-performance models can be vulnerable to adversarial attacks. Many efforts have been devoted to enhancing the…

机器学习 · 计算机科学 2019-05-30 Tianyu Pang , Kun Xu , Chao Du , Ning Chen , Jun Zhu

We introduce a meta-learning algorithm for adversarially robust classification. The proposed method tries to be as model agnostic as possible and optimizes a dataset prior to its deployment in a machine learning system, aiming to…

机器学习 · 计算机科学 2023-02-01 Nikolaos Tsilivis , Jingtong Su , Julia Kempe

Deep learning models can perform well when evaluated on images from the same distribution as the training set. However, applying small perturbations in the forms of noise, artifacts, occlusions, blurring, etc. to a model's input image and…

计算机视觉与模式识别 · 计算机科学 2024-06-10 Zahra Golpayegani , Patrick St-Amant , Nizar Bouguila

Adversarial training, originally designed to resist test-time adversarial examples, has shown to be promising in mitigating training-time availability attacks. This defense ability, however, is challenged in this paper. We identify a novel…

机器学习 · 计算机科学 2022-10-11 Lue Tao , Lei Feng , Hongxin Wei , Jinfeng Yi , Sheng-Jun Huang , Songcan Chen

While deep neural networks have achieved remarkable success in various computer vision tasks, they often fail to generalize to new domains and subtle variations of input images. Several defenses have been proposed to improve the robustness…

计算机视觉与模式识别 · 计算机科学 2021-09-08 Omid Poursaeed , Tianxing Jiang , Harry Yang , Serge Belongie , SerNam Lim

Deep learning-based construction-site image analysis has recently made great progress with regard to accuracy and speed, but it requires a large amount of data. Acquiring sufficient amount of labeled construction-image data is a…

图像与视频处理 · 电气工程与系统科学 2019-11-28 Francis Baek , Somin Park , Hyoungkwan Kim