Prediction Compressive Strength of Concrete Containing GGBFS using Random Forest Model

Table 2

Summary of different quality assessment criteria over 500 simulations with the best RF architecture.

Criteria	R		RMSE		MAE
	Training set	Testing set	Training set	Testing set	Training set	Testing set
Min	0.9700	0.9054	4.6951	4.9858	3.5261	3.9423
Average	0.9744	0.9461	5.2203	7.2602	3.8367	5.3628
Max	0.9805	0.9729	5.5260	9.6108	4.1365	6.8476
Std	0.0016	0.0127	0.1251	0.7264	0.0992	0.4900