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Research on Rail Damage Detection Based on Improved DETR Algorithm

delete2025-12-17
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PRE
AI
W
Wu, Sanxiu
吴
吴孟泉 (Mengquan Wu)
F
Fengtao Lin
杨杨 封面图
杨杨 (Yang Yang)
R
Rongkai Tan *
DOI:10.3390/app152413223delete
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摘要

摘要

En 中文
在铁路损伤检测中,小目标的尺度变化导致损伤形貌和尺寸特征的提取不准确,从而影响损伤类型的可靠识别。DETR算法已被优化和改进。首先,我们在原始算法的两层侧卷积层后引入卷积-注意力融合模块(CAFMAttention);然后,将基于nn.Upsample的上采样层替换为Dysample上采样器。最后,将两层下采样卷积层中的Conv模块替换为Dual-Conv模块。比较实验结果表明,本文改进的DETR模型的召回率为0.698,比原始DETR模型提高了12.2%;准确率为0.815,比原始DETR模型提高了2.3%;平均精度(Map@0.5)为0.741,相比原始DETR模型提高了8.7%;F1得分为0.75,比原始DETR模型提高了8.7%;帧率(FPS)为64.94,比原始DETR模型提高了2.6%。所提出的DETR算法能够很好地检测复杂工况下的铁路损伤,具有高精度和鲁棒性,更能满足实际铁路检测的需求。
Keyword:
rail damage detection
DETR algorithm improvement
damage type identification

期刊

A
Applied Sciences-Basel
IF:
2.5
论文数:
7.6K
被引数:
4

机构

E
east china jiaotong university
学者数:
1.7K
论文数: 665
被引数: 0
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