Table 6.

Quantitative results of crack testing based on Poisson fusion degree.

Reference crack lengths (mm)	1	2	3	4	5	6	7	8	10
Maximum poisson fusion degree	0.040	0.038	0.043	0.047	0.052	0.050	0.053	0.053	0.052
Quantitative lengths (mm)	0.97	2.2	2.96	3.97	5.1	6.6	6.91	8.2	9.8
Quantitative error (%)	−0.03	0.09	−0.01	−0.04	0.01	0.09	−0.13	0.02	−0.02
Mean absolute error	0.175
Mean squared error	0.049