Applying Adaptive Neural Fuzzy Inference System to Improve Concrete Strength Estimation in Ultrasonic Pulse Velocity Tests

Table 7

ANN and ANFIS model prediction accuracy.

Forecasting model	Parameter setting	Standard deviation	MAPE (%)
			One-input	Two-input
ANN model	Hidden layer	16.34	10.94	10.87
ANFIS model	The number of functions: [5 5]	19.95	9.86	9.79
	Function type (trapmf)