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Regression models (MPLS, PLS, and PCR) with scatter correction (SNV-DT) and mathematical treatments for predicting germination rates of wheat seeds subjected to accelerated aging (N=1,360) using NIRS.
| Method | GH | Math Tretment | N | Mean | SD | Calibration | Cross-validation | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| SEC | R2 | SECV | 1-VR | SD/SECV | |||||||
| MPLS | 10 | 1,4,4,1 | 828 | 65.395 | 29.966 | 8.209 | 0.930 | 9.083 | 0.911 | 3.27 | |
| 3 | 1,4,4,1 | 799 | 97.096 | 29.806 | 7.514 | 0.936 | 9.075 | 0.914 | 3.28 | ||
| 3 | 2,4,4,1 | 797 | 65.379 | 30.779 | 8.594 | 0.922 | 10.256 | 0.890 | 3.00 | ||
| 3 | 2,8,6,1 | 801 | 65.539 | 30.817 | 8.232 | 0.929 | 9.416 | 0.913 | 3.27 | ||
| PLS | 10 | 1,4,4,1 | 828 | 65.395 | 31.066 | 9.146 | 0.913 | 9.939 | 0.898 | 3.13 | |
| 3 | 1,4,4,1 | 790 | 66.347 | 29.929 | 8.289 | 0.923 | 9.947 | 0.893 | 3.01 | ||
| 3 | 2,4,4,1 | 813 | 65.317 | 30.958 | 9.713 | 0.902 | 11.054 | 0.872 | 2.80 | ||
| 3 | 2,8,6,1 | 802 | 65.482 | 30.839 | 9.738 | 0.900 | 10.253 | 0.890 | 3.01 | ||
| PCR | 10 | 1,4,4,1 | 828 | 65.395 | 31.066 | 14.626 | 0.778 | 14.586 | 0.779 | 2.13 | |
| 3 | 1,4,4,1 | 794 | 66.345 | 29.949 | 12.253 | 0.833 | 12.961 | 0.814 | 2.31 | ||
| 3 | 2,4,4,1 | 817 | 65.570 | 30.962 | 18.156 | 0.656 | 18.474 | 0.644 | 1.68 | ||
| 3 | 2,8,6,1 | 806 | 65.290 | 30.793 | 17.509 | 0.677 | 17.800 | 0.665 | 1.73 | ||