Research Article
Collaborative Penalized Least Squares for Background Correction of Multiple Raman Spectra
Table 2
RMSE of PCR analysis on preprocessed spectra.
| ā | Exponential | Polynomial | Sigmoid | Sine |
| airPLS | 0.0216 | 0.0202 | 0.0206 | 0.0208 | MPLS | 0.0226 | 0.0214 | 0.0224 | 0.0208 | MSBC | 0.0249 | 0.0248 | 0.0248 | 0.0249 | AS airPLS | 0.0181 | 0.0185 | 0.0185 | 0.0185 | CW airPLS | 0.0219 | 0.0188 | 0.0189 | 0.0189 | AS MPLS | 0.0186 | 0.0180 | 0.0190 | 0.0188 | CW MPLS | 0.0203 | 0.0196 | 0.0199 | 0.0193 |
|
|