日期 | 实际收盘价 | 不同模型的预测值 | |||
ARIMA(2,1,2) | BP神经网络 | 等权重组合 | 方差倒数法组合 | ||
2019/12/18 | 126.69 | 123.59 | 124.53 | 124.06 | 124.07 |
2019/12/19 | 128.07 | 123.17 | 125.32 | 124.25 | 124.28 |
2019/12/20 | 127.49 | 123.68 | 126.22 | 124.95 | 124.99 |
2019/12/23 | 128.83 | 123.56 | 127.24 | 125.40 | 125.47 |
2019/12/24 | 128.49 | 123.31 | 128.38 | 125.84 | 125.93 |
2019/12/26 | 127.58 | 123.59 | 129.64 | 126.61 | 126.72 |
2019/12/27 | 126.45 | 123.54 | 130.98 | 127.26 | 127.39 |
2019/12/30 | 126.29 | 123.38 | 132.40 | 127.89 | 128.05 |
2019/12/31 | 126.4 | 123.54 | 133.87 | 128.70 | 128.88 |