Parameter | N | Full spectra | CARS-optimized spectra | RF-optimized spectra | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
RMSEC | R 2 C | RMSECV | R 2 CV | RMSEC | R 2 C | RMSECV | R 2 CV | RMSEC | R 2 C | RMSECV | R 2 CV | ||
Soluble sugars | 40 | 2.14 | 0.90 | 2.78 | 0.81 | 0.88 | 0.95 | 1.98 | 0.91 | 1.63 | 0.95 | 2.07 | 0.90 |
Cellulose | 45 | 0.70 | 0.93 | 0.96 | 0.86 | 0.47 | 0.96 | 0.71 | 0.93 | 0.74 | 0.94 | 0.89 | 0.89 |
Hemicellulose | 45 | 0.20 | 0.96 | 0.46 | 0.93 | 0.27 | 0.97 | 0.41 | 0.95 | 0.24 | 0.98 | 0.32 | 0.97 |
Lignin | 45 | 0.48 | 0.88 | 0.87 | 0.77 | 0.49 | 0.92 | 0.71 | 0.85 | 0.42 | 0.95 | 0.56 | 0.92 |
Ash | 45 | 0.29 | 0.79 | 0.44 | 0.63 | 0.27 | 0.85 | 0.38 | 0.72 | 0.23 | 0.92 | 0.27 | 0.86 |