类别 | 分类 | 范围 | 样本数目 |
第一主成分 | 1 | [−12.06, −0.99] | 889 |
2 | [−0.99, 1.43] | 1611 | |
3 | [1.43, 9.80] | 1285 | |
第二主成分 | 1 | [1.04, 8.15] | 911 |
2 | [−5.84, −1.06] | 895 | |
3 | [−1.06, 1.04] | 1326 | |
第三主成分 | 1 | [−0.72, 0.87] | 1328 |
2 | [0.87, 5.24] | 819 | |
3 | [−4.83, −0.72] | 985 | |
收益 | 1 | [−0.56, −0.1] | 968 |
2 | [−0.1, 0.1] | 1258 | |
3 | [0.1, 2.37] | 906 |