Fig. 1. The structure of MMB module

Fig. 2. The structure of iRMB module

Fig. 3. The network structure of EMO

Fig. 4. The structure of Efficient-FPN Model network and its submodule

Fig. 5. The network structure of Next-ViT

Fig. 6. The network structure of Transformer-FPN Model

Fig. 7. Type and number of defects in the O-ring datasets

Fig. 8. The images of O-ring

Fig. 9. Training results of five detection models

Fig. 10. Test results of some images in the test datasets for different models