Research Article
Rapid Determination of Aflatoxin B1 Contamination in Peanut Oil by Fourier Transform Near-Infrared Spectroscopy
Table 3
Influence of the different data-processing methods on quantitative model.
| | Pretreatment methods | Factors | Calibration | Validation | RMSECV (%) | RPD | | R2 | RMSEC (%) | Rp2 | RMSEP (%) |
| | Spectrum | 5 | 0.937 | 3.50 | 0.980 | 3.35 | 5.29 | 3.98 | | 1st D | 7 | 0.946 | 3.26 | 0.981 | 2.67 | 4.25 | 4.30 | | 2nd D | 6 | 0.808 | 5.90 | 0.794 | 6.02 | 6.95 | 2.28 | | 1st D + SG | 6 | 0.942 | 3.36 | 0.926 | 2.86 | 4.17 | 4.15 | | 1st D + Nd | 5 | 0.951 | 3.12 | 0.981 | 2.57 | 3.87 | 4.52 | | 2nd D + SG | 7 | 0.921 | 2.62 | 0.967 | 2.62 | 4.83 | 3.56 | | 2nd D + Nd | 5 | 0.934 | 2.84 | 0.972 | 2.84 | 4.24 | 3.89 |
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