Table 3.
The prediction results of the content of puerarin, puerarin apioside, daidzin, daidzein, and starch in PTR using 1DCNN with effective wavelengths.
| Models | Chemical indexes | Method | Number of bands | Evaluation Metrics | |||
|---|---|---|---|---|---|---|---|
| R2 | RMSE | MAE | RPD | ||||
| SG + 1DCNN |
Puerarin Puerarin apioside Daidzin |
SPA CARS UVE SPA CARS UVE SPA CARS UVE |
14 19 25 10 17 22 16 31 33 |
0.9277 0.9220 0.9129 0.8961 0.8918 0.8903 0.9020 0.9014 0.8992 |
0.1889 0.2012 0.2212 0.0279 0.0313 0.0328 0.0286 0.0315 0.0324 |
0.1536 0.1670 0.1838 0.0229 0.0249 0.0273 0.0228 0.0245 0.0267 |
3.7199 3.5798 3.3876 3.1020 3.0407 3.0187 3.1950 3.1844 3.1495 |
|
Daidzein |
SPA CARS UVE |
12 23 28 |
0.8956 0.8851 0.8833 |
0.0122 0.0137 0.0159 |
0.0108 0.0118 0.0136 |
3.0954 2.9502 2.9277 |
|
|
Starch |
SPA CARS UVE |
13 28 30 |
0.9091 0.8977 0.8892 |
7.7354 8.0546 8.7960 |
6.2029 7.1920 7.6628 |
3.3163 3.1271 3.0038 |
|