On Novel Nonhomogeneous Multivariable Grey Forecasting Model NHMGM

Table 2

Simulated and forecasted values of six different grey forecasting models for .

	NHMGM-2	NHMGM-1	NMGM	MGM	GM	NGM
5	5	5	5	5	5	5
10.5	10.78	10.58	9.69	9.07	7.47	7.65
28	28.14	25.72	24.96	22.65	19.82	19.92
80	77.83	66.34	65.32	57.57	52.58	52.59
235	225.57	175.33	174.45	149.34	139.49	139.66
Forecast
651	676.12	467.78	473.88	395.84	370.05	371.63