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Table 4 Root mean squared error (RMSE), RMSE%, mean deviance (MD), and MD% of the site index (SI) specific models applied using the predicted tree species Norway spruce

From: Mapping forest age using National Forest Inventory, airborne laser scanning, and Sentinel-2 data

  SI 6 SI 8 SI 11 SI 14 SI 17 SI 20 SI 23 SI 26 All SI
Norway spruce
 RMSE 32.4 29.9 23.1 15.3 10.9 10.8 7.1 3.0 21.3
 RMSE (%) 23.6 24.9 26.0 22.9 19.1 20.1 15.4 7.0 25.4
 MD −4.1 1.8 0.3 −0.3 −0.8 −0.3 −1.7 −1.0 −0.2
 MD (%) −3.0 1.5 0.4 −0.4 −1.5 −0.6 −3.7 −2.3 −0.2