A Crude Oil Spot Price Forecasting Method Incorporating Quadratic Decomposition and Residual Forecasting

Table 6

Results of feature screening experiments (WTI).

Variables	MAE	MSE		MAPE
Original feature variables	0.126115703	0.017915159	0.999948721	0.227421878
Feature variables for screened	0.105476793	0.014019929	0.99995987	0.19782242