Table 3.

Forecast time comparisons.

Forecasting time points	500 (training time points)				1000 (training time points)
	ANN	Fuzzy	NN	CA-AR (5)	ANN	Fuzzy	NN	CA-AR (5)
150	0.5304	186.94	1.060	0.0780	4.430	675.38	1.669	0.0156
1500	0.9516	—	13.722	0.0499	5.004	—	13.887	0.0811
2000	0.9953	—	20.439	0.0749	4.995	—	20.689	0.0718
2500	0.9766	—	28.189	0.0967	5.098	—	29.178	0.0874
3000	1.0764	—	32.723	0.0748	5.248	—	37.272	0.0736