Daily Crude Oil Price Forecasting Using Hybridizing Wavelet and Artificial Neural Network Model

Table 3

Training and testing performance of different network architecture of WANN model.

Data	Network architecture		Training		Testing
	Input	Hidden	RMSE	MAPE	RMSE	MAPE
Brent	1	3	0.4437	1.46%	0.8939	1.49%
	2	2	0.4225	1.35%	0.8439	1.41%
	3	7	0.3756	1.24%	0.8174	1.35%
	4	4	0.3736	1.20%	0.8151	1.31%
	5	8	0.3489	1.15%	0.8593	1.31%
	6	8	0.3431	1.14%	0.9061	1.37%
WTI	1	1	0.5108	1.60%	0.8738	1.65%
	2	3	0.4617	1.46%	0.8216	1.54%
	3	2	0.4252	1.37%	0.7900	1.47%
	4	3	0.4171	1.33%	0.7699	1.42%
	5	1	0.4044	1.29%	0.7549	1.39%
	6	10	0.3712	1.24%	0.9506	1.49%