Table 3.

Comparison of Average Precision (AP) on NEU-DET dataset. The proposed method performs the highest AP values for four defect categories. The proposed method also provides the highest mAP value. The bold helps to emphasize the highest data.

AP	Recall
	SSD	Faster-RCNN	YOLO-V2	YOLO-V3	Proposed Method
Cr	0.411	0.374	0.211	0.221	0.417
In	0.796	0.794	0.592	0.580	0.763
Pa	0.839	0.853	0.774	0.772	0.863
Ps	0.839	0.815	0.454	0.239	0.851
Rs	0.621	0.545	0.246	0.335	0.581
Sc	0.836	0.882	0.739	0.570	0.856
mAP	0.724	0.711	0.503	0.453	0.724