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Related papers: Semantic-Preserving Adversarial Text Attacks

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Adversarial attacks are carried out to reveal the vulnerability of deep neural networks. Textual adversarial attacking is challenging because text is discrete and a small perturbation can bring significant change to the original input.…

Computation and Language · Computer Science 2020-12-10 Yuan Zang , Fanchao Qi , Chenghao Yang , Zhiyuan Liu , Meng Zhang , Qun Liu , Maosong Sun

In the area of natural language processing, deep learning models are recently known to be vulnerable to various types of adversarial perturbations, but relatively few works are done on the defense side. Especially, there exists few…

Computation and Language · Computer Science 2021-06-16 Xiaosen Wang , Hao Jin , Yichen Yang , Kun He

Deep neural networks have proven to be vulnerable to adversarial attacks in the form of adding specific perturbations on images to make wrong outputs. Designing stronger adversarial attack methods can help more reliably evaluate the…

Computer Vision and Pattern Recognition · Computer Science 2023-07-18 Jialiang Sun , Wen Yao , Tingsong Jiang , Xiaoqian Chen

Over the past few years, various word-level textual attack approaches have been proposed to reveal the vulnerability of deep neural networks used in natural language processing. Typically, these approaches involve an important optimization…

Computation and Language · Computer Science 2021-11-23 Shengcai Liu , Ning Lu , Cheng Chen , Ke Tang

Recent studies have shown that deep neural networks are vulnerable to intentionally crafted adversarial examples, and various methods have been proposed to defend against adversarial word-substitution attacks for neural NLP models. However,…

Computation and Language · Computer Science 2021-10-07 Zongyi Li , Jianhan Xu , Jiehang Zeng , Linyang Li , Xiaoqing Zheng , Qi Zhang , Kai-Wei Chang , Cho-Jui Hsieh

Robustness of huge Transformer-based models for natural language processing is an important issue due to their capabilities and wide adoption. One way to understand and improve robustness of these models is an exploration of an adversarial…

Despite the strong performance of deep neural networks in modern Web and language applications, they remain vulnerable to adversarial attacks, especially transferable attacks that generate adversarial examples using surrogate models without…

Computation and Language · Computer Science 2026-05-26 Han Liu , Zhi Xu , Xiaotong Zhang , Feng Zhang , Xiaoming Xu , Wei Wang , Fenglong Ma , Hong Yu

The adversarial attacks against deep neural networks on computer vision tasks have spawned many new technologies that help protect models from avoiding false predictions. Recently, word-level adversarial attacks on deep models of Natural…

Computation and Language · Computer Science 2020-06-15 Zhaoyang Wang , Hongtao Wang

Machine learning models are prone to adversarial attacks, where inputs can be manipulated in order to cause misclassifications. While previous research has focused on techniques like Generative Adversarial Networks (GANs), there's limited…

Cryptography and Security · Computer Science 2024-11-08 Langalibalele Lunga , Suhas Sreehari

Deep neural networks (DNNs) have achieved remarkable success in various tasks (e.g., image classification, speech recognition, and natural language processing (NLP)). However, researchers have demonstrated that DNN-based models are…

Computation and Language · Computer Science 2021-04-22 Wenqi Wang , Run Wang , Lina Wang , Zhibo Wang , Aoshuang Ye

Attacks on deep learning models are often difficult to identify and therefore are difficult to protect against. This problem is exacerbated by the use of public datasets that typically are not manually inspected before use. In this paper,…

Computation and Language · Computer Science 2022-02-14 Abigail Swenor , Jugal Kalita

In this paper, we introduce an enhanced textual adversarial attack method, known as Saliency Attention and Semantic Similarity driven adversarial Perturbation (SASSP). The proposed scheme is designed to improve the effectiveness of…

Cryptography and Security · Computer Science 2025-05-22 Hetvi Waghela , Jaydip Sen , Sneha Rakshit

Language models (LMs) are indispensable tools for natural language processing tasks, but their vulnerability to adversarial attacks remains a concern. While current research has explored adversarial training techniques, their improvements…

Computation and Language · Computer Science 2024-03-28 Brian Formento , Wenjie Feng , Chuan Sheng Foo , Luu Anh Tuan , See-Kiong Ng

We propose a novel genetic-algorithm technique that generates black-box adversarial examples which successfully fool neural network based text classifiers. We perform a genetic search with multi-objective optimization guided by deep…

Artificial Intelligence · Computer Science 2020-11-11 Alex Mathai , Shreya Khare , Srikanth Tamilselvam , Senthil Mani

Adversarial training is the most empirically successful approach in improving the robustness of deep neural networks for image classification.For text classification, however, existing synonym substitution based adversarial attacks are…

Computation and Language · Computer Science 2020-12-17 Xiaosen Wang , Yichen Yang , Yihe Deng , Kun He

Adversarial attacks on deep-learning models pose a serious threat to their reliability and security. Existing defense mechanisms are narrow addressing a specific type of attack or being vulnerable to sophisticated attacks. We propose a new…

Machine Learning · Computer Science 2023-06-22 Mouna Rabhi , Roberto Di Pietro

The vulnerability of deep neural networks (DNNs) to adversarial attack, which is an attack that can mislead state-of-the-art classifiers into making an incorrect classification with high confidence by deliberately perturbing the original…

Machine Learning · Computer Science 2021-06-18 Lina Wang , Rui Tang , Yawei Yue , Xingshu Chen , Wei Wang , Yi Zhu , Xuemei Zeng

With the development of high computational devices, deep neural networks (DNNs), in recent years, have gained significant popularity in many Artificial Intelligence (AI) applications. However, previous efforts have shown that DNNs were…

Computation and Language · Computer Science 2019-04-12 Wei Emma Zhang , Quan Z. Sheng , Ahoud Alhazmi , Chenliang Li

Deep Neural Networks (DNNs) have demonstrated exceptional performance on most recognition tasks such as image classification and segmentation. However, they have also been shown to be vulnerable to adversarial examples. This phenomenon has…

Computer Vision and Pattern Recognition · Computer Science 2018-07-10 Anurag Arnab , Ondrej Miksik , Philip H. S. Torr

The growth of hateful online content, or hate speech, has been associated with a global increase in violent crimes against minorities [23]. Harmful online content can be produced easily, automatically and anonymously. Even though, some form…

Computation and Language · Computer Science 2023-10-09 David Herel , Hugo Cisneros , Tomas Mikolov
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