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Deep Neural Networks (DNN) are becoming increasingly more important in assisted and automated driving. Using such entities which are obtained using machine learning is inevitable: tasks such as recognizing traffic signs cannot be developed…

密码学与安全 · 计算机科学 2024-10-11 Akshay Dhonthi , Ernst Moritz Hahn , Vahid Hashemi

Deep neural networks (DNNs) are recently shown to be vulnerable to backdoor attacks, where attackers embed hidden backdoors in the DNN model by injecting a few poisoned examples into the training dataset. While extensive efforts have been…

人工智能 · 计算机科学 2023-03-14 Zaixi Zhang , Qi Liu , Zhicai Wang , Zepu Lu , Qingyong Hu

Recent years have witnessed the success of recurrent neural network (RNN) models in time series classification (TSC). However, neural networks (NNs) are vulnerable to adversarial samples, which cause real-life adversarial attacks that…

机器学习 · 计算机科学 2024-09-06 Yanyun Wang , Dehui Du , Haibo Hu , Zi Liang , Yuanhao Liu

This paper proposes a data-efficient detection method for deep neural networks against backdoor attacks under a black-box scenario. The proposed approach is motivated by the intuition that features corresponding to triggers have a higher…

密码学与安全 · 计算机科学 2023-07-20 Hao Fu , Prashanth Krishnamurthy , Siddharth Garg , Farshad Khorrami

Quantum neural networks (QNNs) succeed in object recognition, natural language processing, and financial analysis. To maximize the accuracy of a QNN on a Noisy Intermediate Scale Quantum (NISQ) computer, approximate synthesis modifies the…

量子物理 · 物理学 2024-02-20 Cheng Chu , Fan Chen , Philip Richerme , Lei Jiang

We demonstrate a backdoor attack on a deep neural network used for regression. The backdoor attack is localized based on training-set data poisoning wherein the mislabeled samples are surrounded by correctly labeled ones. We demonstrate how…

机器学习 · 计算机科学 2021-09-07 Xi Li , George Kesidis , David J. Miller , Vladimir Lucic

Deep Neural Networks (DNNs) are susceptible to backdoor attacks during training. The model corrupted in this way functions normally, but when triggered by certain patterns in the input, produces a predefined target label. Existing defenses…

密码学与安全 · 计算机科学 2022-12-20 Wanlun Ma , Derui Wang , Ruoxi Sun , Minhui Xue , Sheng Wen , Yang Xiang

Deep neural networks are vulnerable to backdoor attacks, where malicious behaviors are implanted during training. While existing defenses can effectively purify compromised models, they typically require labeled data or specific training…

机器学习 · 计算机科学 2025-06-10 Jie Peng , Hongwei Yang , Jing Zhao , Hengji Dong , Hui He , Weizhe Zhang , Haoyu He

Backdoor attacks are a kind of emergent security threat in deep learning. After being injected with a backdoor, a deep neural model will behave normally on standard inputs but give adversary-specified predictions once the input contains…

密码学与安全 · 计算机科学 2022-10-20 Yangyi Chen , Fanchao Qi , Hongcheng Gao , Zhiyuan Liu , Maosong Sun

Time Series Classification (TSC) has drawn a lot of attention in literature because of its broad range of applications for different domains, such as medical data mining, weather forecasting. Although TSC algorithms are designed for…

机器学习 · 计算机科学 2021-10-12 Syed Rawshon Jamil

Time series classification (TSC), the problem of predicting class labels of time series, has been around for decades within the community of data mining and machine learning, and found many important applications such as biomedical…

计算机视觉与模式识别 · 计算机科学 2016-05-12 Zhicheng Cui , Wenlin Chen , Yixin Chen

Outsourced deep neural networks have been demonstrated to suffer from patch-based trojan attacks, in which an adversary poisons the training sets to inject a backdoor in the obtained model so that regular inputs can be still labeled…

密码学与安全 · 计算机科学 2022-05-17 Ying He , Zhili Shen , Chang Xia , Jingyu Hua , Wei Tong , Sheng Zhong

Deep neural networks (DNNs) provide excellent performance across a wide range of classification tasks, but their training requires high computational resources and is often outsourced to third parties. Recent work has shown that outsourced…

密码学与安全 · 计算机科学 2018-06-01 Kang Liu , Brendan Dolan-Gavitt , Siddharth Garg

Spiking neural networks (SNNs) have gained considerable interest due to their energy-efficient characteristics, yet lack of a scalable training algorithm has restricted their applicability in practical machine learning problems. The deep…

神经与进化计算 · 计算机科学 2020-03-27 Seongsik Park , Seijoon Kim , Byunggook Na , Sungroh Yoon

Spiking Neural Networks (SNNs) have gained increasing attention for their superior energy efficiency compared to Artificial Neural Networks (ANNs). However, their security aspects, particularly under backdoor attacks, have received limited…

密码学与安全 · 计算机科学 2025-10-09 Jiachen Li , Bang Wu , Xiaoyu Xia , Xiaoning Liu , Xun Yi , Xiuzhen Zhang

Graph Neural Networks (GNNs) have gained popularity in numerous domains, yet they are vulnerable to backdoor attacks that can compromise their performance and ethical application. The detection of these attacks is crucial for maintaining…

机器学习 · 计算机科学 2026-05-12 Jane Downer , Ren Wang , Binghui Wang

Backdoor attacks pose a significant threat to the training process of deep neural networks (DNNs). As a widely-used DNN-based application in real-world scenarios, face recognition systems once implanted into the backdoor, may cause serious…

计算机视觉与模式识别 · 计算机科学 2024-08-23 Ming Sun , Lihua Jing , Zixuan Zhu , Rui Wang

Backdoor attacks implant hidden behaviors into models by poisoning training data or modifying the model directly. These attacks aim to maintain high accuracy on benign inputs while causing misclassification when a specific trigger is…

密码学与安全 · 计算机科学 2025-12-10 Jianyao Yin , Luca Arnaboldi , Honglong Chen , Pascal Berrang , Mark Ryan

Deep Generative Models (DGMs) are a popular class of deep learning models which find widespread use because of their ability to synthesize data from complex, high-dimensional manifolds. However, even with their increasing industrial…

密码学与安全 · 计算机科学 2022-12-15 Ambrish Rawat , Killian Levacher , Mathieu Sinn

Deep neural networks are vulnerable to adversarial attacks, such as backdoor attacks in which a malicious adversary compromises a model during training such that specific behaviour can be triggered at test time by attaching a specific word…

密码学与安全 · 计算机科学 2022-10-21 You Guo , Jun Wang , Trevor Cohn