Figure 9.
Results of big coal block detection via different networks—the first image. (a) origin; (b) SDD; (c) Faster-RCNN; (d) RetinaNet; (e) YOLOv3; (f) YOLOv4; (g) YOLOv5-L; (h) YOLOX-L; (i) YOLO-BS.
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