Research on oriented surface defect detection in the aircraft skin‐coating process based on an attention detector

Abstract Aircraft coating process has been an important part in manufacturing process of modern aviation products. For coating defect detection, the manual observation with naked eyes is usually utilized, which leads to low production efficiency. In this paper, the authors propose the improved YOLOv...

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Main Authors: Yongde Zhang, Wei Wang, Zhonghua Guo, Yangchun Ji
Format: Article
Language:English
Published: Wiley 2024-04-01
Series:IET Image Processing
Subjects:
Online Access:https://doi.org/10.1049/ipr2.13020
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author Yongde Zhang
Wei Wang
Zhonghua Guo
Yangchun Ji
author_facet Yongde Zhang
Wei Wang
Zhonghua Guo
Yangchun Ji
author_sort Yongde Zhang
collection DOAJ
description Abstract Aircraft coating process has been an important part in manufacturing process of modern aviation products. For coating defect detection, the manual observation with naked eyes is usually utilized, which leads to low production efficiency. In this paper, the authors propose the improved YOLOv5‐OBB with the channel‐spatial attention block (CSAB), feature pyramid non‐local module (FPNM) and structured sparsity slimming criterion (SSSC). The CSAB can pay more attention to effective channel information features from the channel dimension and the target information area from the spatial dimension. The effective non‐local module called FPNM is proposed to further improve the detection accuracy. The authors utilize the oriented bounding boxes (OBB) to reduce redundant background information for coating defect detection. In addition, the SSSC is proposed to achieve network slimming and trade‐off between the efficiency and accuracy. The experimental results on several datasets demonstrate the effectiveness of the authors’ scheme, which achieves superior performance.
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spelling doaj.art-11e1e6b6b3b94147b6737d81ce2969e42024-04-09T06:07:10ZengWileyIET Image Processing1751-96591751-96672024-04-011851213122810.1049/ipr2.13020Research on oriented surface defect detection in the aircraft skin‐coating process based on an attention detectorYongde Zhang0Wei Wang1Zhonghua Guo2Yangchun Ji3Key Laboratory of Advanced Manufacturing Technology of Zhejiang Province, College of Mechanical Engineering Zhejiang University Hangzhou ChinaAvic Xi'an Aircraft Industry Group Company Ltd. Xi'an ChinaAvic Xi'an Aircraft Industry Group Company Ltd. Xi'an ChinaAvic Xi'an Aircraft Industry Group Company Ltd. Xi'an ChinaAbstract Aircraft coating process has been an important part in manufacturing process of modern aviation products. For coating defect detection, the manual observation with naked eyes is usually utilized, which leads to low production efficiency. In this paper, the authors propose the improved YOLOv5‐OBB with the channel‐spatial attention block (CSAB), feature pyramid non‐local module (FPNM) and structured sparsity slimming criterion (SSSC). The CSAB can pay more attention to effective channel information features from the channel dimension and the target information area from the spatial dimension. The effective non‐local module called FPNM is proposed to further improve the detection accuracy. The authors utilize the oriented bounding boxes (OBB) to reduce redundant background information for coating defect detection. In addition, the SSSC is proposed to achieve network slimming and trade‐off between the efficiency and accuracy. The experimental results on several datasets demonstrate the effectiveness of the authors’ scheme, which achieves superior performance.https://doi.org/10.1049/ipr2.13020convolutional neural netsimage processingimage recognitionpattern recognitionquality controlvision defects
spellingShingle Yongde Zhang
Wei Wang
Zhonghua Guo
Yangchun Ji
Research on oriented surface defect detection in the aircraft skin‐coating process based on an attention detector
IET Image Processing
convolutional neural nets
image processing
image recognition
pattern recognition
quality control
vision defects
title Research on oriented surface defect detection in the aircraft skin‐coating process based on an attention detector
title_full Research on oriented surface defect detection in the aircraft skin‐coating process based on an attention detector
title_fullStr Research on oriented surface defect detection in the aircraft skin‐coating process based on an attention detector
title_full_unstemmed Research on oriented surface defect detection in the aircraft skin‐coating process based on an attention detector
title_short Research on oriented surface defect detection in the aircraft skin‐coating process based on an attention detector
title_sort research on oriented surface defect detection in the aircraft skin coating process based on an attention detector
topic convolutional neural nets
image processing
image recognition
pattern recognition
quality control
vision defects
url https://doi.org/10.1049/ipr2.13020
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AT weiwang researchonorientedsurfacedefectdetectionintheaircraftskincoatingprocessbasedonanattentiondetector
AT zhonghuaguo researchonorientedsurfacedefectdetectionintheaircraftskincoatingprocessbasedonanattentiondetector
AT yangchunji researchonorientedsurfacedefectdetectionintheaircraftskincoatingprocessbasedonanattentiondetector