Research and Model Prediction on the Performance of Recycled Brick Powder Foam Concrete

Table 12

R², RMSE, MAE, RMAE, and E (%) results of different models.

Model	R^2	RMSE	MAE	RMAE	E (%)
PSO-BP	0.957	0.466	0.352	11.673	90.867
SVM	0.782	0.634	0.482	15.979	77.391
MLR	0.853	0.599	0.464	15.399	85.296
RF	0.611	0.827	0.689	22.858	71.945
BP	0.888	0.472	0.372	12.325	87.094