基于屏幕打印缺陷图像的改进的YOLOv8检测算法
Shuqin Wu1, Xinru Dong1, Qiang Da1,2
1Beijing Key Laboratory of Digital Printing Equipment, School of Mechanical and Electrical Engineering, Beijing Institute of Graphic Communication, Beijing 102600, China.
Sensors (Basel, Switzerland)
|March 14, 2026
概括
本研究引入了一种改进的YOLOv8算法,用于检测光伏电池中的微缺陷,提高屏幕印刷质量检查的准确性和减少错误.
科学领域:
- 材料科学 材料科学 材料科学
- 电气工程 电气工程
- 计算机视觉 计算机视觉
背景情况:
- 屏幕打印光伏电池中的墨迹,划痕和烧结等微缺陷会降低模块的性能.
- 现有的机器视觉和深度学习方法在工业环境中难以准确检测小或背景类似的缺陷.
研究的目的:
- 使用改进的YOLOv8算法,开发用于光伏电池的增强缺陷检测方法.
- 提高复杂工业环境中检测微缺陷的准确性和稳定性.
主要方法:
- 开发了一种多焦图像采集平台,配备主要和辅助CCD,工业摄像头和电子显微镜.
- 通过集成RepNCSPELAN4模块来优化YOLOv8算法,用于功能融合和WaveConv模块来保存细节.
- 整合了混合注意力机制,细节增强模块和用于小缺陷检测的辅助检测头.
主要成果:
- 增强的YOLOv8模型在定制数据集上实现了约92%的平均平均精度.
- 实现了84.9%的精度和77.7%的墨点检测回忆,大大减少了错过的小缺陷.
- 实现了98.9%的精度和100%的回忆力,用于烧结缺陷,以及92.2%的精度,用于痕检测.
结论:
- 拟议的方法大大提高了光伏电池屏幕印刷缺陷检测的准确性和稳定性.
- 优化的YOLOv8算法为智能制造业的实时在线质量检查提供了有效的解决方案.
相关概念视频
Differential Staining Technique
2.7K
Differential staining is an essential microbiological technique that exploits variations in cell wall structures to classify and identify microorganisms. It facilitates the distinction of bacteria, aiding in diagnostic and research applications. Two of the most widely used differential staining methods are Gram staining and acid-fast staining, both of which rely on the chemical and structural differences in bacterial cell walls.Gram Staining TechniqueGram staining differentiates bacteria by...
2.7K
Detection of Gross Error: The Q Test
7.2K
When one or more data points appear far from the rest of the data, there is a need to determine whether they are outliers and whether they should be eliminated from the data set to ensure an accurate representation of the measured value. In many cases, outliers arise from gross errors (or human errors) and do not accurately reflect the underlying phenomenon. In some cases, however, these apparent outliers reflect true phenomenological differences. In these cases, we can use statistical methods...
7.2K


