A Method for Identifying Defects on Highly Reflective Roller Surface Based on Image Library Matching

Table 1

Comparison of the results of the proposed method and several other methods.

Category	Traditional Otsu method	Adaptive canny edge identification method [9]	The proposed method
Number of complete recognition	39	41	53
Defect recognition rate	72.2%	75.9%	98.2%
Average time (s)	0.13	0.53	0.25