Research Article
Multiple PAHs’ Detection under CDOM Interference Based on Excitation-Emission Matrix and Interval Selection
Table 3
Prediction results of different methods in the HA-PAH dataset (μg/L).
| | Method | RMSEP | | |
| FLU | Peak-picking | 0.6436 | 0.9810 | 0.9865 | FS-PLS | 0.5915 | 0.9924 | 0.9939 | CSMWPLS | 0.5884 | 0.9980 | 0.9965 | MC-UVE | 0.5739 | 0.9975 | 0.9916 | Single-excitation interval PLS | 0.5588 | 0.9974 | 0.9943 |
| PYR | Peak-picking | 2.9173 | 0.7608 | 0.8553 | FS-PLS | 0.8908 | 0.9974 | 0.9887 | CSMWPLS | 0.8074 | 0.9928 | 0.9917 | MC-UVE | 0.7536 | 0.9969 | 0.9990 | Single-excitation interval PLS | 0.6598 | 0.9969 | 0.9911 |
| PHE | Peak-picking | 2.8100 | 0.3122 | 0.4313 | FS-PLS | 1.6104 | 0.8950 | 0.9562 | CSMWPLS | 1.5048 | 0.9090 | 0.9770 | MC-UVE | 1.4578 | 0.8725 | 0.9350 | Single-excitation interval PLS | 1.3502 | 0.9925 | 0.9828 |
| BaP | Peak-picking | 0.5109 | 0.9959 | 0.9921 | FS-PLS | 0.4950 | 0.9992 | 0.9953 | CSMWPLS | 0.4975 | 0.9992 | 0.9956 | MC-UVE | 0.4765 | 0.9986 | 0.9957 | Single-excitation interval PLS | 0.4654 | 0.9991 | 0.9966 |
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and are the coefficients of determination of the calibration set and test set. |