Research Article

Beam Structure Damage Identification Based on BP Neural Network and Support Vector Machine

Table 5

The damage identification results of double cracks with 3% noise level.

Working condition numberDamage element numberIdeal result of SVMActual result of SVM

No. 1103.125%3.190%
203.125%3.170%
No. 2106.250%6.350%
206.250%6.330%
No. 31012.500%12.460%
2012.500%12.470%
No. 41015.625%15.690%
2015.625%15.670%