一种基于Transformer的湿巾表面缺陷实时检测方法

By using a Transformer-based method that combines wet wipe category information and multispectral feature fusion, the problems of high false negative rate and poor generalization ability in traditional wet wipe surface defect detection methods are solved, achieving more efficient and accurate wet wipe surface defect detection.

CN120976205BActive Publication Date: 2026-07-17HANGZHOU GUOGUANG TOURING COMMODITY

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
HANGZHOU GUOGUANG TOURING COMMODITY
Filing Date
2025-09-24
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Traditional machine vision-based methods for detecting surface defects in wet wipes suffer from high false negative rates and poor generalization ability. In particular, the reflective noise caused by moisture on the surface of wet wipes is highly similar to the actual defect features, and the surface defects of different types of wet wipes exhibit different characteristics.

Method used

A Transformer-based approach is adopted to acquire wet wipe category information, visible light images, and near-infrared images. The approach combines category feature priors with multispectral feature fusion and uses a cross-attention mechanism to dynamically fuse visible light and near-infrared features to generate fused features, suppress reflective noise, enhance real defect features, and filter the detection results through a dynamic confidence threshold.

Benefits of technology

It improves the accuracy and efficiency of surface defect detection for wet wipes, enhances the generalization ability to different types of wet wipes, reduces interference from irrelevant information, and improves the robustness of the detection model.

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Abstract

本申请公开了一种基于Transformer的湿巾表面缺陷实时检测方法,方法包括获取待测湿巾的类别信息和检测图像;所述检测图像包括可见光图像和近红外图像;根据待测湿巾的类别信息,通过预设类别特征信息库,获取类别特征,并对类别特征进行编码,以生成类别特征向量;分别对可见光图像和近红外图像进行特征提取,获取可见光特征和近红外特征;基于类别特征向量,对可见光特征和近红外特征,通过交叉注意力机制进行动态融合,以生成融合特征;基于融合特征,通过预设缺陷检测模型,生成湿巾表面缺陷检测结果。本申请通过类别特征先验结合可见光特征与近红外特征融合的方法,可有效提升不同类别湿巾表面缺陷检测的准确性和效率。
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