Research Article
Market Risk Early Warning Based on Deep Learning and Fruit Fly Optimization
Table 3
Descriptive statistics of index variables after normalization.
| | Financial indicators | Mean | Standard deviation | Minimum value | Maximum value |
| | X1 | 0 | 1 | −0.7976 | 10.2645 | | X2 | 0 | 1 | −0.7032 | 11.1042 | | X3 | 0 | 1 | −13.25121 | 19.8845 | | X4 | 0 | 1 | −0.7785 | 9.9074 | | X5 | 0 | 1 | −1.9700 | 5.0861 | | X6 | 0 | 1 | −1.0026 | 10.9445 | | X7 | 0 | 1 | −23.1019 | 6.4551 | | X8 | 0 | 1 | −8.6845 | 5.1242 | | X9 | 0 | 1 | −14.4564 | 9.1595 | | X10 | 0 | 1 | −11.2170 | 8.3437 | | X11 | 0 | 1 | −2.8287 | 12.1791 | | X12 | 0 | 1 | −0.8335 | 26.7232 | | X13 | 0 | 1 | −17.1797 | 8.7492 | | X14 | 0 | 1 | −9.2881 | 5.9572 | | X15 | 0 | 1 | −2.0798 | 17.5859 | | X16 | 0 | 1 | −2.8729 | 18 8525 | | X17 | 0 | 1 | −1.0214 | 11.0679 | | X18 | 0 | 1 | −1.5097 | 12.2011 | | X19 | 0 | 1 | −0.2650 | 23.3276 | | X20 | 0 | 1 | −15.8788 | 16.7760 |
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