一种基于深度学习的刨花板表面缺陷检测方法

By improving the YOLOv11 target detection model, utilizing an efficient multi-scale attention mechanism and a weighted feature pyramid network, combined with the Shape-NWD loss function, the problem of low accuracy and efficiency in particleboard surface defect detection was solved, achieving high-precision detection of various types and minute defects, and reducing labor costs.

CN120147248BActive Publication Date: 2026-07-17NANJING FORESTRY UNIV

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
NANJING FORESTRY UNIV
Filing Date
2025-02-25
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies for detecting defects on particleboard surfaces suffer from low accuracy, low efficiency, and high labor costs, and are particularly inadequate for handling a wide variety of complex and minute defects.

Method used

An improved YOLOv11 target detection model is adopted. By constructing an efficient multi-scale attention mechanism (EMA) and a weighted feature pyramid network (BiFPN), combined with the Shape-NWD loss function, the feature extraction and fusion capabilities are improved, thereby enhancing the detection accuracy of complex and small defects.

Benefits of technology

It improves the accuracy and efficiency of particleboard surface defect detection, reduces labor costs, can accurately detect various types and minute defects, and enhances adaptability to complex scenarios.

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Abstract

本发明公开了一种基于深度学习的刨花板表面缺陷检测方法,包括:采集刨花板表面图像,筛选出存在表面缺陷的刨花板图像;对筛选出的刨花板图像中刨花板表面缺陷进行人工标注,构建刨花板表面缺陷数据集,并按比例划分为训练集、验证集和测试集;构建改进YOLOv11目标检测模型;将训练集和验证集输入到改进YOLOv11目标检测模型中进行训练;使用评价指标对训练结果进行全面评估与分析;使用测试集数据对训练好的改进YOLOv11目标检测模型进行测试。本发明可以准确预测多种类别的刨花板表面缺陷,也提升了对刨花板表面微小缺陷和复杂缺陷的检测精度,同时极大地提高了刨花板表面缺陷的检测精度和效率,大大降低了劳动力成本。
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