一种鞋中底毛边缺陷检测方法、系统、介质及设备

By employing adaptive illumination preprocessing, an improved YOLOv8-seg model, and morphological postprocessing, the problems of low efficiency, inconsistent standards, and poor adaptability in the detection of burr defects in shoe midsoles have been solved, achieving efficient and stable automated detection.

CN122415449APending Publication Date: 2026-07-17SOUTH CHINA UNIV OF TECH

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
SOUTH CHINA UNIV OF TECH
Filing Date
2026-03-23
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies are inefficient, lack standardized procedures, and have poor adaptability in detecting burr defects in shoe midsoles. They are also sensitive to changes in lighting and appearance, leading to unstable test results.

Method used

By employing a deep learning-based approach, combined with adaptive OTSU threshold segmentation and illumination correction preprocessing, improved YOLOv8-seg model detection, and morphological postprocessing, we can achieve the detection of rough edges on shoe midsoles with different designs.

Benefits of technology

It achieves robust, accurate, and automated detection of burr defects in shoe midsoles with different appearance designs, reduces sensitivity to light and appearance changes, and improves detection efficiency and consistency.

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Abstract

本发明公开了一种鞋中底毛边缺陷检测方法、系统、介质及设备。所述方法包括:对待检测鞋中底缺陷图像进行阈值分割和光照矫正,得到标准化的鞋中底缺陷图像;将标准化后的鞋中底毛边缺陷图像输入改进的YOLOv8‑seg模型进行毛边缺陷检测,输出每个缺陷实例的分割掩码、边界框及置信度,其中,改进的YOLOv8‑seg模型在原始YOLOv8n‑seg模型的骨干网络中通过各向异性多尺度卷积模块来代替原有的普通卷积层;对置信度低于预设阈值的检测结果进行后处理,连接断裂区域并增强缺陷连续性,基于交并比重叠合并消除冗余掩码,并进行边缘平滑,形成光滑、完整的缺陷轮廓。本方法可以实现对多种不同外观鞋中底毛边缺陷的鲁棒、精准检测,具有良好的实用性与工程适应性。
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