Frequency-Division Combination Forecasting of Stock Market Based on Wavelet Multiresolution Analysis

Table 5

Comparison of the prediction results of Shenzhen Stock Index.

	M-ARIMA-BP	Conventional wavelet	BPNN	ARIMA
mean absolute error	28.531	37.912	45.417	48.880
mean relative error	0.262%	0.349%	0.418%	0.450%
accuracy in predictions; of prices rise and fall	70%	55%	50%	60%