A Hybrid Neural Network and H-P Filter Model for Short-Term Vegetable Price Forecasting

Table 2

Cabbage ARIMA (2, 1, 5)(1, 1, 1)¹² model predictions contrast (unit: RMB/kg).

Date	Observation	Forecast	Date	Observation	Forecast
2012-01	1.52	1.44	2012-07	2.18	2.48
2012-02	1.65	1.5	2012-08	2.40	3.05
2012-03	1.85	2	2012-09	2.41	2.57
2012-04	2.31	2.61	2012-10	2.08	1.81
2012-05	2.25	2.82	2012-11	1.84	1.61
2012-06	2.06	2.52	2012-12	1.85	1.85