A Comparative Study on Sensitivity-Based Damage Detection Methods in Bridges

Table 4

Solution time, loops, and RPE of DDM method for model 1.

Damage scenario	Speed parameter
	0.1			0.3			0.5			0.7			0.9
	ST	NL	RPE	ST	NL	RPE	ST	NL	RPE	ST	NL	RPE	ST	NL	RPE
M1-1	6.947	11	2.25E − 03	7.081	12	1.59E − 03	7.171	12	2.17E − 03	9.711	11	2.89E − 03	6.532	11	2.00E − 03
M1-2	11.994	13	2.44E − 03	13.07	13	1.61E − 03	7.130	12	1.59E − 03	8.345	14	2.35E − 03	7.765	13	1.68E − 03
M1-3	8.733	12	2.37E − 03	10.64	10	1.85E − 03	6.070	9	1.42E − 03	5.790	9	2.16E − 03	5.978	9	3.03E − 03
M1-4	7.071	11	1.98E − 03	8.892	10	1.66E − 03	6.531	11	3.13E − 03	5.938	10	1.89E − 03	5.347	9	1.66E − 03
M1-5	9.629	15	1.73E − 03	10.69	12	2.18E − 03	7.727	13	1.98E − 03	5.278	9	2.05E − 03	7.620	13	2.88E − 03
M1-6	5.949	9	2.15E − 03	5.998	10	1.21E − 03	6.965	11	2.80E − 03	9.194	9	8.26E − 04	8.026	12	1.58E − 03