Research on Bridge Structural Damage Identification

Table 5

Damage location identification results of simply supported beam bridges under different noise conditions.

Project	The number of actual categories	Correct classification at 0% noise	Correct classification at 5% noise	Correct classification at 10% noise	Correct classification at 15% noise
1st category	1	1	1	1	1
2nd category	10	9	9	9	9
3rd category	10	10	10	10	10
4th category	9	8	8	S	8
Accuracy	——	93.33%	93.33%	93.33%	93.33%