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Radar Singal Sorting via PointMLP Instance Segmentation Network

delete2025-09-11
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PRE
AI
B
Boyi Yang
M
Mengyu Shen
陈涛 封面图
陈涛 (Tao Chen) *
L
Lei Zhan
DOI:10.1007/s11760-025-04706-3delete
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摘要

摘要

En 中文
为解决智能雷达信号分选中的维度敏感性和尺度变换挑战,本文提出了一种基于点云实例分割的新型雷达信号分选方法。该算法创新性地将脉冲描述字(PDWs)映射到具有几何结构的3D点云空间。通过磁损失函数的引导优化,增强的PointMLP实例分割网络在复杂电磁环境中实现了实例级辐射源分离。所提出的点云分割网络融合了PointNet和PointMLP架构的优势,采用多尺度特征融合机制,以克服传统点云方法在捕获局部特征方面的局限性。磁损失函数通过深度聚类原理引入类间排斥和类内吸引的双重约束,形成优化的特征空间配置,实现异构脉冲分离的同时聚合同源脉冲。与传统算法相比,本方法无需先验知识预设阈值,并避免了基于图像的分选方案中因维度压缩导致的信息失真。仿真结果表明,在高脉冲丢失和虚假脉冲场景下,所提方法的平均分选纯度保持在95%以上,证实了其在动态电磁环境中的强鲁棒性和工程适用性。
Keyword:
Radar signal sorting
Point cloud
PDW
Instance segmentation
Deep clustering

期刊

Signal Image and Video Processing 封面图
Signal Image and Video Processing
IF:
2.1
论文数:
908
被引数:
4.6K

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