Model no | Variables included | Fitting dataset | Validation dataset | ||
---|---|---|---|---|---|
 |  | R 2 | RMSE (m) | R 2 | RMSE (m) |
1 | Age | 0.984 | 1.73 | 0.982 | 1.83 |
2 | Age, Site Index | 0.989 | 1.46 | 0.986 | 1.61 |
3 | Age, Mean REVI | 0.988 | 1.52 | 0.988 | 1.52 |
4 | Age, Site Index, Mean REVI | 0.991 | 1.29 | 0.990 | 1.37 |