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Current adversarial attack research reveals the vulnerability of learning-based classifiers against carefully crafted perturbations. However, most existing attack methods have inherent limitations in cross-dataset generalization as they…

计算机视觉与模式识别 · 计算机科学 2022-03-25 Cheng Luo , Qinliang Lin , Weicheng Xie , Bizhu Wu , Jinheng Xie , Linlin Shen

Adversarial examples pose a significant challenge to deep neural networks (DNNs) across both image and text domains, with the intent to degrade model performance through meticulously altered inputs. Adversarial texts, however, are distinct…

机器学习 · 计算机科学 2025-01-24 Shakila Mahjabin Tonni , Pedro Faustini , Mark Dras

The growth of highly advanced Large Language Models (LLMs) constitutes a huge dual-use problem, making it necessary to create dependable AI-generated text detection systems. Modern detectors are notoriously vulnerable to adversarial…

密码学与安全 · 计算机科学 2025-10-06 Lekkala Sai Teja , Annepaka Yadagiri , Sangam Sai Anish , Siva Gopala Krishna Nuthakki , Partha Pakray

Adversarial attacks constitute a notable threat to machine learning systems, given their potential to induce erroneous predictions and classifications. However, within real-world contexts, the essential specifics of the deployed model are…

计算机视觉与模式识别 · 计算机科学 2023-12-21 Jingwen Ye , Ruonan Yu , Songhua Liu , Xinchao Wang

Textual adversarial attacking has received wide and increasing attention in recent years. Various attack models have been proposed, which are enormously distinct and implemented with different programming frameworks and settings. These…

计算与语言 · 计算机科学 2021-09-27 Guoyang Zeng , Fanchao Qi , Qianrui Zhou , Tingji Zhang , Zixian Ma , Bairu Hou , Yuan Zang , Zhiyuan Liu , Maosong Sun

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…

计算与语言 · 计算机科学 2019-04-12 Wei Emma Zhang , Quan Z. Sheng , Ahoud Alhazmi , Chenliang Li

Detecting vehicles in aerial images is difficult due to complex backgrounds, small object sizes, shadows, and occlusions. Although recent deep learning advancements have improved object detection, these models remain susceptible to…

Modifying characters of a piece of text to their visual similar ones often ap-pear in spam in order to fool inspection systems and other conditions, which we regard as a kind of adversarial attack to neural models. We pro-pose a way of…

计算机视觉与模式识别 · 计算机科学 2020-08-25 Shengjun Liu , Ningkang Jiang , Yuanbin Wu

With the great success of deep neural networks, adversarial learning has received widespread attention in various studies, ranging from multi-class learning to multi-label learning. However, existing adversarial attacks toward multi-label…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Yuchen Sun , Qianqian Xu , Zitai Wang , Qingming Huang

Training robust deep learning models for down-stream tasks is a critical challenge. Research has shown that down-stream models can be easily fooled with adversarial inputs that look like the training data, but slightly perturbed, in a way…

机器学习 · 计算机科学 2021-01-19 Mahmoud Hossam , Trung Le , He Zhao , Dinh Phung

Today text classification models have been widely used. However, these classifiers are found to be easily fooled by adversarial examples. Fortunately, standard attacking methods generate adversarial texts in a pair-wise way, that is, an…

计算与语言 · 计算机科学 2020-03-24 Yankun Ren , Jianbin Lin , Siliang Tang , Jun Zhou , Shuang Yang , Yuan Qi , Xiang Ren

This paper proposes Evolutionary Multi-objective Optimization (EMO)-based Adversarial Example (AE) design method that performs under black-box setting. Previous gradient-based methods produce AEs by changing all pixels of a target image,…

计算机视觉与模式识别 · 计算机科学 2024-07-09 Takahiro Suzuki , Shingo Takeshita , Satoshi Ono

Natural language processing models are vulnerable to adversarial examples. Previous textual adversarial attacks adopt gradients or confidence scores to calculate word importance ranking and generate adversarial examples. However, this…

计算与语言 · 计算机科学 2024-01-11 Hai Zhu , Zhaoqing Yang , Weiwei Shang , Yuren Wu

Adversarial examples are carefully constructed modifications to an input that completely change the output of a classifier but are imperceptible to humans. Despite these successful attacks for continuous data (such as image and audio…

机器学习 · 计算机科学 2019-04-08 Qi Lei , Lingfei Wu , Pin-Yu Chen , Alexandros G. Dimakis , Inderjit S. Dhillon , Michael Witbrock

In this paper, we presented systematic solutions to build robust and practical AEs against real world object detectors. Particularly, for Hiding Attack (HA), we proposed the feature-interference reinforcement (FIR) method and the enhanced…

计算机视觉与模式识别 · 计算机科学 2019-09-05 Yue Zhao , Hong Zhu , Ruigang Liang , Qintao Shen , Shengzhi Zhang , Kai Chen

This paper presents a framework which enables a user to more easily make corrections to adversarial texts. While attack algorithms have been demonstrated to automatically build adversaries, changes made by the algorithms can often have poor…

人机交互 · 计算机科学 2020-12-21 Brandon Laughlin , Christopher Collins , Karthik Sankaranarayanan , Khalil El-Khatib

Word-level adversarial attacks have shown success in NLP models, drastically decreasing the performance of transformer-based models in recent years. As a countermeasure, adversarial defense has been explored, but relatively few efforts have…

计算与语言 · 计算机科学 2022-03-04 KiYoon Yoo , Jangho Kim , Jiho Jang , Nojun Kwak

We design, implement, and evaluate adversarial decoding, a new, generic text generation technique that produces readable documents for different adversarial objectives. Prior methods either produce easily detectable gibberish, or cannot…

计算与语言 · 计算机科学 2025-03-07 Collin Zhang , Tingwei Zhang , Vitaly Shmatikov

Security of machine learning models is a concern as they may face adversarial attacks for unwarranted advantageous decisions. While research on the topic has mainly been focusing on the image domain, numerous industrial applications, in…

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…

计算与语言 · 计算机科学 2026-05-26 Han Liu , Zhi Xu , Xiaotong Zhang , Feng Zhang , Xiaoming Xu , Wei Wang , Fenglong Ma , Hong Yu