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

Table 3

Results of the test group data into the ANN.

Network type	Hidden layer	R^2	Standard deviation	Input type	MAPE (%)
					Training	Testing
1-3-1	1	0.74	16.42	Single entry	10.48	10.94
2-3-2	1	0.75	16.34	Double entry	10.46	10.87