Skip to main content

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