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Making deep neural networks robust to small adversarial noises has recently been sought in many applications. Adversarial training through iterative projected gradient descent (PGD) has been established as one of the mainstream ideas to…

机器学习 · 计算机科学 2021-03-30 Zeinab Golgooni , Mehrdad Saberi , Masih Eskandar , Mohammad Hossein Rohban

Adversarial Training (AT) with Projected Gradient Descent (PGD) is an effective approach for improving the robustness of the deep neural networks. However, PGD AT has been shown to suffer from two main limitations: i) high computational…

计算机视觉与模式识别 · 计算机科学 2020-12-29 Ahmadreza Jeddi , Mohammad Javad Shafiee , Alexander Wong

In safety-critical applications such as medical imaging and autonomous driving, where decisions have profound implications for patient health and road safety, it is imperative to maintain both high adversarial robustness to protect against…

机器学习 · 计算机科学 2024-05-16 Ziquan Liu , Yufei Cui , Yan Yan , Yi Xu , Xiangyang Ji , Xue Liu , Antoni B. Chan

Fast Adversarial Training (FAT) has proven effective in enhancing model robustness by encouraging networks to learn perturbation-invariant representations. However, FAT often suffers from catastrophic overfitting (CO), where the model…

机器学习 · 计算机科学 2026-04-28 Mengnan Zhao , Lihe Zhang , Bo Wang , Tianhang Zheng , Hong Zhong , Geyong Min

High cost of training time caused by multi-step adversarial example generation is a major challenge in adversarial training. Previous methods try to reduce the computational burden of adversarial training using single-step adversarial…

机器学习 · 计算机科学 2021-02-09 Lehui Xie , Yaopeng Wang , Jia-Li Yin , Ximeng Liu

There are not many large medical image datasets available. For these datasets, too small deep learning models can't learn useful features, so they don't work well due to underfitting, and too big models tend to overfit the limited data. As…

图像与视频处理 · 电气工程与系统科学 2023-11-02 Pervaiz Iqbal Khan , Andreas Dengel , Sheraz Ahmed

Continual learning focuses on learning non-stationary data distribution without forgetting previous knowledge. Rehearsal-based approaches are commonly used to combat catastrophic forgetting. However, these approaches suffer from a problem…

机器学习 · 计算机科学 2024-05-21 Hikmat Khan , Ghulam Rasool , Nidhal Carla Bouaynaya

Large-scale pre-trained vision-language models like CLIP have demonstrated impressive performance across various tasks, and exhibit remarkable zero-shot generalization capability, while they are also vulnerable to imperceptible adversarial…

计算机视觉与模式识别 · 计算机科学 2024-04-11 Sibo Wang , Jie Zhang , Zheng Yuan , Shiguang Shan

Adversarial training is often formulated as a min-max problem, however, concentrating only on the worst adversarial examples causes alternating repetitive confusion of the model, i.e., previously defended or correctly classified samples are…

机器学习 · 计算机科学 2023-12-13 Qian Li , Yuxiao Hu , Yinpeng Dong , Dongxiao Zhang , Yuntian Chen

Adversarial training (AT) aims to improve the robustness of deep learning models by mixing clean data and adversarial examples (AEs). Most existing AT approaches can be grouped into restricted and unrestricted approaches. Restricted AT…

机器学习 · 计算机科学 2020-04-14 Haidong Xie , Xueshuang Xiang , Naijin Liu , Bin Dong

We aim at using Energy-based Model (EBM) framework to better understand adversarial training (AT) in classifiers, and additionally to analyze the intrinsic generative capabilities of robust classifiers. By viewing standard classifiers…

Current neural-network-based classifiers are susceptible to adversarial examples. The most empirically successful approach to defending against such adversarial examples is adversarial training, which incorporates a strong self-attack…

机器学习 · 计算机科学 2020-06-08 Bai Li , Shiqi Wang , Suman Jana , Lawrence Carin

Adversarial training serves as one of the most popular and effective methods to defend against adversarial perturbations. However, most defense mechanisms only consider a single type of perturbation while various attack methods might be…

计算机视觉与模式识别 · 计算机科学 2023-09-29 Huihui Gong , Minjing Dong , Siqi Ma , Seyit Camtepe , Surya Nepal , Chang Xu

Our goal is to understand why the robustness drops after conducting adversarial training for too long. Although this phenomenon is commonly explained as overfitting, our analysis suggest that its primary cause is perturbation underfitting.…

机器学习 · 计算机科学 2020-10-19 Zichao Li , Liyuan Liu , Chengyu Dong , Jingbo Shang

Adversarial training (AT) is widely considered as the most promising strategy to defend against adversarial attacks and has drawn increasing interest from researchers. However, the existing AT methods still suffer from two challenges.…

机器学习 · 计算机科学 2024-05-21 Lilin Zhang , Ning Yang , Yanchao Sun , Philip S. Yu

Adversarial training has achieved remarkable advancements in defending against adversarial attacks. Among them, fast adversarial training (FAT) is gaining attention for its ability to achieve competitive robustness with fewer computing…

计算机视觉与模式识别 · 计算机科学 2024-09-27 Chengze Jiang , Junkai Wang , Minjing Dong , Jie Gui , Xinli Shi , Yuan Cao , Yuan Yan Tang , James Tin-Yau Kwok

Vision Transformer (ViT) models have achieved remarkable performance across various vision tasks, with scalability being a key advantage when applied to large datasets. This scalability enables ViT models to exhibit strong generalization…

计算机视觉与模式识别 · 计算机科学 2026-04-15 Wenyun Li , Zheng Zhang , Dongmei Jiang , Yaowei Wang , Xiangyuan Lan

Adversarial training (AT) has been demonstrated as one of the most promising defense methods against various adversarial attacks. To our knowledge, existing AT-based methods usually train with the locally most adversarial perturbed points…

计算机视觉与模式识别 · 计算机科学 2021-09-07 Chuanbiao Song , Yanbo Fan , Yichen Yang , Baoyuan Wu , Yiming Li , Zhifeng Li , Kun He

This paper proposes a classification framework with a rejection option to mitigate the performance deterioration caused by adversarial examples. While recent machine learning algorithms achieve high prediction performance, they are…

机器学习 · 计算机科学 2020-10-27 Masahiro Kato , Zhenghang Cui , Yoshihiro Fukuhara

Federated Adversarial Training (FAT) can supplement robustness against adversarial examples to Federated Learning (FL), promoting a meaningful step toward trustworthy AI. However, FAT requires large models to preserve high accuracy while…

机器学习 · 计算机科学 2025-04-16 Minxue Tang , Yitu Wang , Jingyang Zhang , Louis DiValentin , Aolin Ding , Amin Hass , Yiran Chen , Hai "Helen" Li