车辆表面缺陷检测方法、装置、计算机设备及存储介质

By using the GS-YOLO enhanced lightweight model and integrating multi-module collaborative optimization technology, the shortcomings of vehicle surface defect detection models in terms of irregular defect modeling, small target detection, balance between accuracy and efficiency, and robustness are solved, thus achieving high-precision and high-efficiency vehicle surface defect detection.

CN122415441APending Publication Date: 2026-07-17GUANGDONG POLYTECHNIC NORMAL UNIV

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
GUANGDONG POLYTECHNIC NORMAL UNIV
Filing Date
2026-03-17
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing vehicle surface defect detection models have shortcomings in terms of irregular defect modeling capabilities, small target detection, balance between accuracy and efficiency, bounding box regression stability, and multi-module collaboration, making it difficult to achieve high-precision and high-efficiency detection in complex scenarios.

Method used

We adopt the GS-YOLO enhanced lightweight model, which integrates a gated deformable attention module, a BiFPN-D enhanced feature fusion module, and a C2f_GS lightweight feature extraction module. Through multi-module collaborative optimization, combined with the WIoU loss function and data augmentation techniques, we improve the model's geometric modeling ability, feature extraction ability, and robustness.

Benefits of technology

It significantly improves the detection accuracy of irregular defects and the detection rate of small targets, reduces computational complexity, enhances the robustness and generalization ability of the model in complex scenarios, and is suitable for real-time deployment on edge devices.

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Abstract

本发明公开了一种车辆表面缺陷检测方法、装置、计算机设备及存储介质,所述方法包括:获取车辆损伤训练数据集;根据车辆损伤训练数据集,对GS‑YOLO增强型轻量化模型进行训练,得到车辆表面缺陷检测模型,所述GS‑YOLO增强型轻量化模型以 YOLOv8m 为基线,集成门控可变形注意力模块、BiFPN‑D增强型特征融合模块和C2f_GS轻量化特征提取模块;将待测车辆图像输入车辆表面缺陷检测模型,进行缺陷检测与定位,输出得到车辆表面缺陷识别结果。本发明为车辆表面微小及不规则缺陷检测设计车辆表面缺陷模型,通过多模块协同实现高精度、高效的车辆表面缺陷检测。
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