Fig 1.
Line fringe structured light generation process.
Fig 2.
Mechanical motion device.
Fig 3.
Linear fringe structured light image acquisition system.
Fig 4.
System working principle.
Fig 5.
System signal.
Fig 6.
Four types of surface defects.
Fig 7.
Overall structure of the model.
Fig 8.
Deformable convolution improvement details.
Fig 9.
IoU.
Fig 10.
PAN-FPN model structure.
Fig 11.
UpFPN model structure.
Fig 12.
(a) original image. (b) cropped image.
Fig 13.
(a) labels. (b) YOLOv8n. (c) YOLOv8n-wdn.
Table 1.
Comparison of model evaluation metrics.
Table 2.
Five-fold tests.
Table 3.
Model cross-sectional comparison.