Fig. 5From: Classifying forest inventory data into species-based forest community types at broad extents: exploring tradeoffs among supervised and unsupervised approachesVariable importance plots for each random forest model: (a) FIA classes in the eastern U.S.; (b) empirical classes in the eastern U.S.; (c) USNVC classes; (d) FIA classes across the U.S.; (e) empirical classes across the U.S. See Table 2 for a description of each variableBack to article page