Table 9 Evaluation statistics produced when selecting 4, 3, and 2 branches from lower, middle, and upper stratum
From: Evaluation of sampling strategies to estimate crown biomass
Method | Bias | Relative bias | RMSE | Relative RMSE | Biomass sampled | Relative biomass sampled |
|---|---|---|---|---|---|---|
Un-STR | 0.100 | 0.061 | 46.16 | 28.87 | 24.25 | 16.87 |
Un-STRRAT | −0.731 | −0.491 | 22.58 | 13.44 |  |  |
Un-PPS | 0.140 | 0.063 | 23.67 | 15.00 | 33.85 | 23.04 |