Semantic Recognition and Location of Cracks by Fusing Cracks Segmentation and Deep Learning

Table 3

Comparison of statistical results.

Group number	Average width of quantitatively calculation (mm)	Average width of crack gauge measurement (mm)	Error (mm)	Overall length of quantitatively calculation (mm)	Overall length of crack gauge measurement (mm)	Error (mm)	Area of quantitatively calculation (mm^2)	Area of crack gauge measurement (mm^2)	Error (mm^2)
1	0.81	0.80	0.01	202.66	205.86	3.20	206.35	203.46	2.89
2	0.76	0.74	0.02	185.13	189.30	4.17	169.14	172.55	3.41
3	0.87	0.86	0.01	221.37	224.75	3.38	249.90	254.73	4.83
4	0.80	0.82	0.02	216.17	212.35	3.82	218.45	222.19	3.74
5	0.78	0.80	0.02	200.65	205.02	4.37	206.40	202.62	3.78
6	0.81	0.80	0.01	210.60	207.68	2.92	212.11	208.19	3.92
7	0.76	0.78	0.02	204.19	200.34	3.85	201.96	197.93	4.03
8	0.80	0.78	0.02	197.57	201.22	3.65	195.80	199.02	3.22
9	0.80	0.82	0.02	207.03	210.75	3.72	217.81	213.78	4.03
10	0.91	0.93	0.02	247.73	243.68	4.05	279.35	284.48	5.13