Table 2 Parameters of diameter at breast height Estimation models for Xinjiang Forests.
Forest type | Model | Parameters | r2 | n | RMSE | P | |
|---|---|---|---|---|---|---|---|
a1 | a2 | ||||||
ENF | Formula 1 | 0.3439 | 1.3341 | 0.928 | 170 | 2.602 | 0.000 |
DNF | 0.7644 | 1.1865 | 0.957 | 236 | 2.444 | 0.000 | |
DBF | 1.9581 | 0.9842 | 0.785 | 252 | 3.165 | 0.000 | |
MF | 1.9381 | 0.8634 | 0.905 | 177 | 1.873 | 0.000 | |