| 偏最小二乘回归 | 主成分回归 | |
| SexI | −0.6346 | −0.2239 |
| SexM | −0.3642 | 0.1590 |
| Length | 0.3790 | 0.2600 |
| Diameter | 0.7340 | 0.2615 |
| Height | 0.8929 | 0.2334 |
| Whole | 0.0870 | 0.2659 |
| Shucked | −1.9577 | 0.2565 |
| Viscera | −0.4791 | 0.2602 |
| Shell | 2.1021 | 0.2576 |