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Table 1 Validation metrics by scale and forest C stock

From: Imputing forest carbon stock estimates from inventory plots to a nationally continuous coverage

Metric Scale Total Above-ground Below-ground Understory Standing dead Down dead Forest Floor Soil organic
Agreement Coefficienta 200 km 0.9911 0.9942 0.9944 0.9909 0.9399 0.9932 0.9947 0.9828
100 km 0.9943 0.9926 0.9925 0.9866 0.9379 0.9924 0.9943 0.9933
50 km 0.9866 0.9785 0.9785 0.9697 0.8635 0.9844 0.9850 0.9850
25 km 0.9610 0.9295 0.9300 0.9220 0.6707 0.9534 0.9605 0.9639
KS Statisticb 200 km 0.0364 0.0424 0.0485 0.0364 0.0485 0.0364 0.0364 0.0424
100 km 0.0274 0.0316 0.0316 0.0247 0.0521 0.0288 0.0233 0.0288
50 km 0.0866 0.0882 0.0882 0.0863 0.1135 0.0866 0.0863 0.0863
25 km 0.1246 0.1260 0.1260 0.1244 0.1591 0.1244 0.1244 0.1244
RMA Slopec 200 km 1.0073 1.0039 1.0050 0.9941 1.1515 1.0122 1.0003 1.0089
  100 km 1.0012 1.0025 1.0027 0.9995 1.0466 1.0050 1.0059 0.9987
  50 km 1.0102 1.0171 1.0174 1.0140 1.1405 1.0151 1.0114 1.0073
  25 km 1.0248 1.0405 1.0411 1.0403 1.2158 1.0319 1.0271 1.0206
  1. a Agreement Coefficient (larger values indicate better agreement, min = 0, max = 1).
  2. b Kolmogorov–Smirnov Statistic (smaller values indicate better agreement, min = 0, max = unbounded).
  3. c Reduced Major Axis Slope (values closer to 1 indicate better agreement, min, max = unbounded).