Table 4.
Forecast data of the lowest price of Yatai Group's 5-day KDJ index.
| Yatai | Lowest price | ||||
|---|---|---|---|---|---|
| True value | 7.66 | 7.78 | 7.99 | 8.01 | 8.10 |
| BPneural network | 7.600 | 7.880 | 8.000 | 8.006 | 8.080 |
| Ant colony algorithm | 7.599 | 7.990 | 8.009 | 8.034 | 8.430 |
| Genetic algorithm | 7.588 | 7.930 | 7.999 | 8.046 | 8.200 |