通过整合无噪自动编码器和组合技术来提高传感性能
Noor Gul1, Su Min Kim2, Sadiq Akbar1
1Department of Electronics, University of Peshawar, Peshawar, 25120, KPK, Pakistan.
Scientific reports
|December 17, 2025
概括
这项研究通过使用无声自编码器 (DAE) 和集成分类 (EC) 来提高认知无线电网络安全性,以检测恶意用户并提高频谱传感精度.
科学领域:
- 无线通信无线通信
- 信号处理 信号处理
- 网络安全 网络安全
背景情况:
- 认知无线电网络 (CRN) 依赖于协作频谱传感,以实现高效的频谱使用.
- 恶意用户或虚假传感用户 (FSU) 通过发送欺骗性报告来损害传感可靠性.
- FSU通过破坏聚变中心 (FC) 的决策过程来利用频谱资源.
研究的目的:
- 开发一种可靠的方法来检测和减轻FSU在CRN中的影响.
- 为了提高协作频谱传感对复杂攻击的可靠性.
- 为了评估各种机器学习分类器的性能,与无声自动编码器一起用于改进频谱传感.
主要方法:
- 使用无声自编码器 (DAE) 预处理传感数据,减少噪声和减轻异常报告.
- 评估了多个机器学习分类器,包括决策树,k-最近邻居,神经网络,集体分类,高斯素朴贝叶斯和随机森林.
- 通过DAE处理的数据被输入到这些分类器中,以估计道可用性并做出总体决策.
主要成果:
- 通过将DAE与集成分类 (EC) 集成,证明了卓越的性能.
- 使用DAE-EC方法实现了高精度,F1得分和马修相关系数 (MCC).
- 拟议的方法有效地将传感误差降到最低,从而在FC中做出可靠的全球决策.
结论:
- DAE-EC框架为增强CRN中的频谱传感提供了可靠的解决方案.
- 这种方法有效地抵消了虚假传感用户的破坏性影响.
- 未来的工作应该包括现实世界的无线电频率验证,以补充合成数据分析.
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