Integrated Feature Selection of ARIMA with Computational Intelligence Approaches for Food Crop Price Prediction

Table 14

The results of MARS₁ for corn price forecasting.

Variable selection results		BF	Coefficient
Variable	Relative importance (%)
Intercept			262.148
	100.0	BF1 = Max (0, 268.79 − yt−12)	−1.354
		BF2 = Max (0, yt−12 − 268.79)	0.969
	7.2	BF3 = Max (0, 295.29 − yt−11)	0.342