Advantages of Combining Factorization Machine with Elman Neural Network for Volatility Forecasting of Stock Market

Table 1

The data and their descriptive statistical analysis.

Name			Mean	Std.
S&P 500	3019	1009	1190.02	184.26
DJIA	3027	1009	10612.79	1397.02
SSEC	2901	976	2226.36	973.46
SZI	2902	976	7028.88	4389.84