Early Warning for the Construction Safety Risk of Bridge Projects Using a RS-SSA-LSSVM Model

Table 10

Prediction accuracy of repeated randomly selected training sets.

Warning degree	Rate of errors (%)
	1st	2nd	3rd	4th	5th	6th	7th	8th	9th	10th
I	1.97	1.93	1.96	2.12	1.92	1.90	2.01	1.99	1.93	1.97
II	1.40	1.39	1.39	1.41	1.39	1.41	1.40	1.38	1.40	1.30
III	0.70	0.73	0.69	0.71	0.69	0.72	0.68	0.71	0.70	0.68
IV	0.03	0.04	0.03	0.04	0.02	0.03	0.05	0.03	0.03	0.03