On Novel Nonhomogeneous Multivariable Grey Forecasting Model NHMGM

Table 1

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

	NHMGM-2	NHMGM-1	NMGM	MGM	GM	NGM
4.5	4.5	4.5	4.5	4.5	4.5	4.5
11	11.44	11.21	9.90	9.51	7.91	7.42
29	29.86	27.14	25.65	23.59	20.80	19.58
82	82.92	69.85	66.68	59.50	54.69	51.59
238	242.03	184.39	176.65	153.02	143.78	135.84
Forecast
696	732.49	491.58	476.67	401.99	378.02	357.58