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Recent studies have found that removing the norm-bounded projection and increasing search steps in adversarial training can significantly improve robustness. However, we observe that a too large number of search steps can hurt accuracy. We…

计算与语言 · 计算机科学 2022-04-29 Bin Zhu , Zhaoquan Gu , Le Wang , Jinyin Chen , Qi Xuan

Adversarial training (AT) is a widely recognized defense mechanism to gain the robustness of deep neural networks against adversarial attacks. It is built on min-max optimization (MMO), where the minimizer (i.e., defender) seeks a robust…

机器学习 · 计算机科学 2022-10-06 Yihua Zhang , Guanhua Zhang , Prashant Khanduri , Mingyi Hong , Shiyu Chang , Sijia Liu

Adversarial training has been actively studied in recent computer vision research to improve the robustness of models. However, due to the huge computational cost of generating adversarial samples, adversarial training methods are often…

计算机视觉与模式识别 · 计算机科学 2022-11-22 Yihan Wu , Xinda Li , Florian Kerschbaum , Heng Huang , Hongyang Zhang

Contrastive learning has been used to learn a high-quality representation of the image in computer vision. However, contrastive learning is not widely utilized in natural language processing due to the lack of a general method of data…

计算与语言 · 计算机科学 2021-04-29 Peng Su , Yifan Peng , K. Vijay-Shanker

In this paper, we aim to enhance the robustness of Universal Information Extraction (UIE) by introducing a new benchmark dataset, a comprehensive evaluation, and a feasible solution. Existing robust benchmark datasets have two key…

计算与语言 · 计算机科学 2025-03-06 Jizhao Zhu , Akang Shi , Zixuan Li , Long Bai , Xiaolong Jin , Jiafeng Guo , Xueqi Cheng

Pre-trained language models have achieved human-level performance on many Machine Reading Comprehension (MRC) tasks, but it remains unclear whether these models truly understand language or answer questions by exploiting statistical biases…

计算与语言 · 计算机科学 2021-05-26 Jieyu Lin , Jiajie Zou , Nai Ding

Developing a practically-robust automatic speech recognition (ASR) is challenging since the model should not only maintain the original performance on clean samples, but also achieve consistent efficacy under small volume perturbations and…

声音 · 计算机科学 2023-07-25 Gege Qi , Yuefeng Chen , Xiaofeng Mao , Xiaojun Jia , Ranjie Duan , Rong Zhang , Hui Xue

Retrieval-Augmented Generation (RAG) is a powerful technique for enriching Large Language Models (LLMs) with external knowledge, allowing for factually grounded responses, a critical requirement in high-stakes domains such as healthcare.…

计算与语言 · 计算机科学 2025-10-07 Eduardo Martínez Rivera , Filippo Menolascina

Recent advances in natural language processing (NLP) have been driven bypretrained language models like BERT, RoBERTa, T5, and GPT. Thesemodels excel at understanding complex texts, but biomedical literature, withits domain-specific…

计算与语言 · 计算机科学 2025-07-28 K. Sahit Reddy , N. Ragavenderan , Vasanth K. , Ganesh N. Naik , Vishalakshi Prabhu , Nagaraja G. S

Current Transferable Adversarial Examples (TAE) are primarily generated by adding Adversarial Noise (AN). Recent studies emphasize the importance of optimizing Data Augmentation (DA) parameters along with AN, which poses a greater threat to…

人工智能 · 计算机科学 2024-10-25 Yating Ma , Xiaogang Xu , Liming Fang , Zhe Liu

End-to-End Speech Translation (E2E-ST) has seen significant advancements, yet current models are primarily benchmarked on curated, "clean" datasets. This overlooks critical real-world challenges, such as morphological robustness to…

计算与语言 · 计算机科学 2026-02-13 Abderrahmane Issam , Yusuf Can Semerci , Jan Scholtes , Gerasimos Spanakis

Neural ranking models (NRMs) have shown great success in information retrieval (IR). But their predictions can easily be manipulated using adversarial examples, which are crafted by adding imperceptible perturbations to legitimate…

信息检索 · 计算机科学 2023-12-19 Yu-An Liu , Ruqing Zhang , Mingkun Zhang , Wei Chen , Maarten de Rijke , Jiafeng Guo , Xueqi Cheng

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

In this work we introduce Salient Information Preserving Adversarial Training (SIP-AT), an intuitive method for relieving the robustness-accuracy trade-off incurred by traditional adversarial training. SIP-AT uses salient image regions to…

计算机视觉与模式识别 · 计算机科学 2025-01-17 Timothy Redgrave , Adam Czajka

Adversarial Training (AT) is a key defense against Machine Learning evasion attacks, but its effectiveness for real-world malware detection remains poorly understood. This uncertainty stems from a critical disconnect in prior research:…

机器学习 · 计算机科学 2025-11-27 Hamid Bostani , Jacopo Cortellazzi , Daniel Arp , Fabio Pierazzi , Veelasha Moonsamy , Lorenzo Cavallaro

Evaluating deep reinforcement learning (DRL) agents against targeted behavior attacks is critical for assessing their robustness. These attacks aim to manipulate the victim into specific behaviors that align with the attacker's objectives,…

机器学习 · 计算机科学 2024-12-17 Fengshuo Bai , Runze Liu , Yali Du , Ying Wen , Yaodong Yang

Adversarial training (AT) as a regularization method has proved its effectiveness on various tasks. Though there are successful applications of AT on some NLP tasks, the distinguishing characteristics of NLP tasks have not been exploited.…

计算与语言 · 计算机科学 2021-11-29 Ziqing Yang , Yiming Cui , Chenglei Si , Wanxiang Che , Ting Liu , Shijin Wang , Guoping Hu

In the present day we use machine learning for sensitive tasks that require models to be both understandable and robust. Although traditional models such as decision trees are understandable, they suffer from adversarial attacks. When a…

机器学习 · 计算机科学 2020-12-21 Daniël Vos , Sicco Verwer

Human computer interaction (HCI) involves a multidisciplinary fusion of technologies, through which the control of external devices could be achieved by monitoring physiological status of users. However, physiological biosignals often vary…

信号处理 · 电气工程与系统科学 2020-09-29 Mo Han , Ozan Ozdenizci , Toshiaki Koike-Akino , Ye Wang , Deniz Erdogmus

For many computer vision applications such as image captioning, visual question answering, and person search, learning discriminative feature representations at both image and text level is an essential yet challenging problem. Its…

计算机视觉与模式识别 · 计算机科学 2019-08-29 Nikolaos Sarafianos , Xiang Xu , Ioannis A. Kakadiaris