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MFVC-DM: A Multi-Feature Vector Construction-based Method for Adversarial Example Detection in Automatic Modulation Classification

delete2025-10-01
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PRE
AI
Z
Zhida Bao
李嘉 封面图
李嘉 (Jia Li)
C
Chen Yang
P
Peixian Zhao
刘
刘聪 (Cong Liu)
J
Jiangzhi Fu *
DOI:10.1007/s11036-025-02468-3delete
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摘要

摘要

En 中文
基于深度神经网络(DNN)的自动调制分类(AMC)已成为无线通信系统中日益重要的技术,但这些网络对对抗性扰动表现出固有的脆弱性,可能导致分类性能严重下降。对抗样本检测提供了一种有效的防御策略,通过在输入到达分类器前识别恶意输入,保护AMC系统安全且无需架构修改。本文提出了一种基于多特征向量构造的检测方法(MFVC-DM),该方法整合了互补的统计表征,包括核密度估计、局部固有维度和K-means距离度量。这些特征从隐藏层激活中提取,并通过维度归一化和正交化级联到统一的高维特征空间中。在RML2016.10A数据集上的实验验证表明,MFVC-DM始终优于单特征检测方法,在对抗基于梯度的攻击时达到最高99.38%的检测准确率,对抗基于优化的扰动时达到93.43%,从而为AMC系统提供了有效的安全层。
Keyword:
Adversarial example detection
Adversarial attack
Deep neural network
Feature extraction

期刊

M
MOBILE NETWORKS & APPLICATIONS
IF:
2
论文数:
38
被引数:
0

机构

C
china electronics technology group
学者数:
1.8K
论文数: 1.4K
被引数: 0
H
harbin engineering university
学者数:
5.6K
论文数: 2.0K
被引数: 0
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