Fig. 1. Schematic diagram of light spot vision detection system

Fig. 2. Hardware composition of light spot vision detection system

Fig. 3. Prototype of light spot vision inspection system

Fig. 4. Raw images captured by left， center， and right cameras of inspection system

Fig. 5. Partial presentation of blob detection dataset

Fig. 6. Detection results of light spots in Yolox-m model

Fig. 7. Schematic diagram Yolox target detection algorithm

Fig. 8. Schematic diagram of position and width and height of prediction box

Fig. 9. The original enhanced feature extraction network structure

Fig. 10. Lightweight CSP layer structure

Fig. 11. Lightweight and improved Yolox-MobileNetV3 network model structure

Fig. 12. Improved network of attention mechanism

Fig. 13. mAP in target detection of light spot

Fig. 14. mAP value of post-training model

Fig. 15. mAP curve of model training

Fig. 16. F1 curve of model training

Fig. 17. PR curve of model training

Fig. 18. Comparison of detection effect of each model