Transfer Learning for CNN-Based Damage Detection in Civil Structures with Insufficient Data

Table 4

The number of the utilized samples and the results of the training process for the target domain networks.

Structure	Number of training samples	Number of validation samples	Number of test samples	Test accuracy	Test loss	Total training time
QU grandstand simulator	337	95	576	0.9427	0.2042	0 : 37 : 04
The Tianjin Yonghe bridge	1382	346	15552	0.959748	0.1435182	0 : 02 : 15