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In recent years, deep learning has shown itself to be an incredibly valuable tool in cybersecurity as it helps network intrusion detection systems to classify attacks and detect new ones. Adversarial learning is the process of utilizing…

密码学与安全 · 计算机科学 2022-06-30 Jared Mathews , Prosenjit Chatterjee , Shankar Banik , Cory Nance

In realistic environments, speech is usually interfered by various noise and reverberation, which dramatically degrades the performance of automatic speech recognition (ASR) systems. To alleviate this issue, the commonest way is to use a…

声音 · 计算机科学 2018-05-04 Bin Liu , Shuai Nie , Yaping Zhang , Dengfeng Ke , Shan Liang , Wenju Liu1

Adversarial examples are inputs for machine learning models that have been designed by attackers to cause the model to make mistakes. In this paper, we demonstrate that adversarial examples can also be utilized for good to improve the…

机器学习 · 计算机科学 2022-08-31 Jie Zhang , Lei Zhang , Gang Li , Chao Wu

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

Many speech enhancement methods try to learn the relationship between noisy and clean speech, obtained using an acoustic room simulator. We point out several limitations of enhancement methods relying on clean speech targets; the goal of…

计算与语言 · 计算机科学 2018-12-26 Geonmin Kim , Hwaran Lee , Bo-Kyeong Kim , Sang-Hoon Oh , Soo-Young Lee

Automatic speaker verification (ASV) is one of the core technologies in biometric identification. With the ubiquitous usage of ASV systems in safety-critical applications, more and more malicious attackers attempt to launch adversarial…

音频与语音处理 · 电气工程与系统科学 2021-02-16 Haibin Wu , Xu Li , Andy T. Liu , Zhiyong Wu , Helen Meng , Hung-yi Lee

Large Language Models' safety remains a critical concern due to their vulnerability to adversarial attacks, which can prompt these systems to produce harmful responses. In the heart of these systems lies a safety classifier, a computational…

计算与语言 · 计算机科学 2023-11-02 Jinhwa Kim , Ali Derakhshan , Ian G. Harris

Despite the remarkable performance and generalization levels of deep learning models in a wide range of artificial intelligence tasks, it has been demonstrated that these models can be easily fooled by the addition of imperceptible yet…

机器学习 · 计算机科学 2023-01-27 Jon Vadillo , Roberto Santana , Jose A. Lozano

Recent work has demonstrated the vulnerability of modern text classifiers to universal adversarial attacks, which are input-agnostic sequences of words added to text processed by classifiers. Despite being successful, the word sequences…

计算与语言 · 计算机科学 2021-04-09 Liwei Song , Xinwei Yu , Hsuan-Tung Peng , Karthik Narasimhan

Generative adversarial networks (GANs) have great successes on synthesizing data. However, the existing GANs restrict the discriminator to be a binary classifier, and thus limit their learning capacity for tasks that need to synthesize…

计算与语言 · 计算机科学 2018-04-17 Kevin Lin , Dianqi Li , Xiaodong He , Zhengyou Zhang , Ming-Ting Sun

The increasing popularity of the Web has subsequently increased the abundance of reviews on products and services. Mining these reviews for expressed sentiment is beneficial for both companies and consumers, as quality can be improved based…

计算与语言 · 计算机科学 2021-12-01 Ron Hochstenbach , Flavius Frasincar , Maria Mihaela Trusca

An adversarial attack is an exploitative process in which minute alterations are made to natural inputs, causing the inputs to be misclassified by neural models. In the field of speech recognition, this has become an issue of increasing…

声音 · 计算机科学 2018-09-13 Krishan Rajaratnam , Kunal Shah , Jugal Kalita

Automatic grading models are valued for the time and effort saved during the instruction of large student bodies. Especially with the increasing digitization of education and interest in large-scale standardized testing, the popularity of…

计算与语言 · 计算机科学 2022-11-21 Anna Filighera , Sebastian Ochs , Tim Steuer , Thomas Tregel

We study cross-lingual sequence tagging with little or no labeled data in the target language. Adversarial training has previously been shown to be effective for training cross-lingual sentence classifiers. However, it is not clear if…

计算与语言 · 计算机科学 2018-08-15 Heike Adel , Anton Bryl , David Weiss , Aliaksei Severyn

Automated Essay Score (AES) is proven to be one of the cutting-edge technologies. Scoring techniques are used for various purposes. Reliable scores are calculated based on influential variables. Such variables can be computed by different…

机器学习 · 计算机科学 2023-10-05 Bagiya Lakshmi S , Sanjjushri Varshini R , Rohith Mahadevan , Raja CSP Raman

Presence of bias (in datasets or tasks) is inarguably one of the most critical challenges in machine learning applications that has alluded to pivotal debates in recent years. Such challenges range from spurious associations between…

计算机视觉与模式识别 · 计算机科学 2020-11-23 Ehsan Adeli , Qingyu Zhao , Adolf Pfefferbaum , Edith V. Sullivan , Li Fei-Fei , Juan Carlos Niebles , Kilian M. Pohl

In this paper, we propose a new approach called MemLoss to improve the adversarial training of machine learning models. MemLoss leverages previously generated adversarial examples, referred to as 'Memory Adversarial Examples,' to enhance…

机器学习 · 计算机科学 2025-10-13 Soroush Mahdi , Maryam Amirmazlaghani , Saeed Saravani , Zahra Dehghanian

Adversarial attacks present a significant threat to modern machine learning systems. Yet, existing detection methods often lack the ability to detect unseen attacks or detect different attack types with a high level of accuracy. In this…

密码学与安全 · 计算机科学 2025-10-06 Chinthana Wimalasuriya , Spyros Tragoudas

Adversarial examples are inputs to a machine learning system intentionally crafted by an attacker to fool the model into producing an incorrect output. These examples have achieved a great deal of success in several domains such as image…

密码学与安全 · 计算机科学 2020-04-28 Elie Alhajjar , Paul Maxwell , Nathaniel D. Bastian

Argumentative essay generation (AEG) aims to generate complete texts on specific controversial topics or debates. Although current AEG methods can generate individual opinions, they often overlook the high-level connections between these…

计算与语言 · 计算机科学 2024-10-31 Ruiyu Xiao , Lei Wu , Yuhang Gou , Weinan Zhang , Ting Liu