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

Table 4

Comparison of the prediction results of Shanghai Stock Index.

	M-ARIMA-BP	Conventional wavelet	BPNN	ARIMA
mean absolute error	3.409	3.957	13.621	15.604
mean relative error	0.108%	0.126%	0.434%	0.497%
accuracy in predictions; of prices rise and fall	100%	80%	50%	50%