Tourism Demand Forecasting Based on Grey Model and BP Neural Network

Table 5

Multivariate BP network fitting results.

Year	1	2	3	4	5	6	7	8	9	10
Actual value	9.96	7.21	7.45	7.85	8.79	9.84	11.03	12.13	13.95	16.22
Fitting value	6.79	7.28	7.51	8.03	8.71	9.22	11.24	12.11	14.19	16.15
Relative error	2.45	1.12	0.78	2.41	1.14	4.62	1.21	1.01	0.98	0.48