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Adversarial examples are inputs to machine learning models designed by an adversary to cause an incorrect output. So far, adversarial examples have been studied most extensively in the image domain. In this domain, adversarial examples can…

Audio and Speech Processing · Electrical Eng. & Systems 2019-06-10 Yao Qin , Nicholas Carlini , Ian Goodfellow , Garrison Cottrell , Colin Raffel

Deep neural networks have achieved remarkable success in a wide range of classification tasks. However, they remain highly susceptible to adversarial examples - inputs that are subtly perturbed to induce misclassification while appearing…

Machine Learning · Computer Science 2025-10-20 Virendra Nishad , Bhaskar Mukhoty , Hilal AlQuabeh , Sandeep K. Shukla , Sayak Ray Chowdhury

Deep neural network (DNN) has demonstrated its success in multiple domains. However, DNN models are inherently vulnerable to adversarial examples, which are generated by adding adversarial perturbations to benign inputs to fool the DNN…

Machine Learning · Computer Science 2019-10-07 Wenqi Wei , Ling Liu , Margaret Loper , Ka-Ho Chow , Emre Gursoy , Stacey Truex , Yanzhao Wu

Deep Neural Networks (DNNs) are vulnerable to adversarial examples which would inveigle neural networks to make prediction errors with small perturbations on the input images. Researchers have been devoted to promoting the research on the…

Machine Learning · Computer Science 2021-08-30 Jun Yan , Xiaoyang Deng , Huilin Yin , Wancheng Ge

Adversarial attacks for discrete data (such as texts) have been proved significantly more challenging than continuous data (such as images) since it is difficult to generate adversarial samples with gradient-based methods. Current…

Computation and Language · Computer Science 2020-10-05 Linyang Li , Ruotian Ma , Qipeng Guo , Xiangyang Xue , Xipeng Qiu

While a substantial body of prior work has explored adversarial example generation for natural language understanding tasks, these examples are often unrealistic and diverge from the real-world data distributions. In this work, we introduce…

Computation and Language · Computer Science 2022-11-09 Saadia Gabriel , Hamid Palangi , Yejin Choi

The rapid growth of deep learning has brought about powerful models that can handle various tasks, like identifying images and understanding language. However, adversarial attacks, an unnoticed alteration, can deceive models, leading to…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Sampriti Soor , Alik Pramanick , Jothiprakash K , Arijit Sur

Deep neural networks (DNNs) have been enormously successful across a variety of prediction tasks. However, recent research shows that DNNs are particularly vulnerable to adversarial attacks, which poses a serious threat to their…

Computer Vision and Pattern Recognition · Computer Science 2019-08-02 Xiang Li , Shihao Ji

Adversarial training is a defense technique that improves adversarial robustness of a deep neural network (DNN) by including adversarial examples in the training data. In this paper, we identify an overlooked problem of adversarial training…

Machine Learning · Computer Science 2020-09-24 Wonseok Lee , Hanbit Lee , Sang-goo Lee

Deep neural networks (DNNs) have shown remarkable performance in a variety of domains such as computer vision, speech recognition, or natural language processing. Recently they also have been applied to various software engineering tasks,…

Software Engineering · Computer Science 2023-07-26 Yu Zhou , Xiaoqing Zhang , Juanjuan Shen , Tingting Han , Taolue Chen , Harald Gall

Traditional adversarial attacks typically produce adversarial examples under norm-constrained conditions, whereas unrestricted adversarial examples are free-form with semantically meaningful perturbations. Current unrestricted adversarial…

Computer Vision and Pattern Recognition · Computer Science 2025-02-04 Wenyun Li , Zheng Zhang , Xiangyuan Lan , Dongmei Jiang

Deep Neural Networks (DNNs) are vulnerable to adversarial attacks: carefully constructed perturbations to an image can seriously impair classification accuracy, while being imperceptible to humans. While there has been a significant amount…

Machine Learning · Computer Science 2020-12-23 Can Bakiskan , Metehan Cekic , Ahmet Dundar Sezer , Upamanyu Madhow

Adversarial learning has been embedded into deep networks to learn disentangled and transferable representations for domain adaptation. Existing adversarial domain adaptation methods may not effectively align different domains of multimodal…

Machine Learning · Computer Science 2019-01-01 Mingsheng Long , Zhangjie Cao , Jianmin Wang , Michael I. Jordan

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

The field of textual adversarial defenses has gained considerable attention in recent years due to the increasing vulnerability of natural language processing (NLP) models to adversarial attacks, which exploit subtle perturbations in input…

Computation and Language · Computer Science 2024-12-11 Wangli Yang , Jie Yang , Yi Guo , Johan Barthelemy

Deep neural networks (DNNs) are found to be vulnerable against adversarial examples, which are carefully crafted inputs with a small magnitude of perturbation aiming to induce arbitrarily incorrect predictions. Recent studies show that…

Cryptography and Security · Computer Science 2019-07-12 Yulong Cao , Chaowei Xiao , Dawei Yang , Jing Fang , Ruigang Yang , Mingyan Liu , Bo Li

The vulnerability of Deep Neural Networks (DNNs) to adversarial examples has been confirmed. Existing adversarial defenses primarily aim at preventing adversarial examples from attacking DNNs successfully, rather than preventing their…

Computer Vision and Pattern Recognition · Computer Science 2023-03-09 Jinwei Wang , Hao Wu , Haihua Wang , Jiawei Zhang , Xiangyang Luo , Bin Ma

CAPTCHA(Completely Automated Public Turing test to Tell Computers and Humans Apart) can be used to protect data from auto bots. Countless kinds of CAPTCHAs are thus designed, while we most frequently utilize text-based scheme because of…

Computer Vision and Pattern Recognition · Computer Science 2018-06-20 Ye Wang , Mi Lu

Deep neural networks (DNNs) are increasingly used in critical applications such as identity authentication and autonomous driving, where robustness against adversarial attacks is crucial. These attacks can exploit minor perturbations to…

Machine Learning · Computer Science 2024-08-21 Qiao Li , Cong Wu , Jing Chen , Zijun Zhang , Kun He , Ruiying Du , Xinxin Wang , Qingchuang Zhao , Yang Liu

Deep models are highly susceptible to adversarial attacks. Such attacks are carefully crafted imperceptible noises that can fool the network and can cause severe consequences when deployed. To encounter them, the model requires training…

Machine Learning · Computer Science 2022-04-11 Gaurav Kumar Nayak , Ruchit Rawal , Anirban Chakraborty