Table 4 A summary of evaluation results of AGB models
Experiment (category) | LiDAR-based AGB | Field-based AGB | ||||||
|---|---|---|---|---|---|---|---|---|
RMSE (Mg/ha) | MAE (Mg/ha) | rRMSE (%) | r | RMSE (Mg/ha) | MAE (Mg/ha) | rRMSE (%) | r | |
A (larch) | 37.39 | 31.80 | 32.80 | 0.777 | 40.46 | 32.37 | 35.49 | 0.712 |
B (larch) | 35.51 | 30.42 | 30.15 | 0.677 | 39.39 | 31.60 | 34.56 | 0.607 |
C (larch) | 31.46 | 27.19 | 27.17 | 0.785 | 34.79 | 29.03 | 30.52 | 0.733 |
D (larch) | 29.01 | 25.53 | 25.45 | 0.790 | 32.60 | 27.02 | 28.61 | 0.739 |
A (Chinese pine) | 41.85 | 35.09 | 27.61 | 0.424 | 44.69 | 38.65 | 29.21 | 0.425 |
B (Chinese pine) | 39.88 | 32.95 | 26.32 | 0.505 | 43.52 | 35.95 | 28.44 | 0.482 |
C (Chinese pine) | 34.24 | 28.46 | 22.59 | 0.636 | 38.21 | 32.48 | 24.98 | 0.604 |
D (Chinese pine) | 31.88 | 26.44 | 21.04 | 0.710 | 36.13 | 30.28 | 23.61 | 0.673 |
A (non-stratification) | 44.67 | 35.64 | 33.25 | 0.558 | 47.47 | 37.91 | 35.43 | 0.541 |
B (non-stratification) | 42.23 | 33.96 | 31.43 | 0.620 | 45.97 | 37.82 | 34.31 | 0.580 |
C (non-stratification) | 38.83 | 31.77 | 28.90 | 0.682 | 41.09 | 34.02 | 30.67 | 0.675 |
D (non-stratification) | 35.71 | 29.65 | 26.58 | 0.732 | 38.37 | 31.71 | 28.64 | 0.719 |