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Forest Ecosystems

Table 2 Accuracy assessment for 267 plots and 59 female Ailanthus trees for the Maxent and CART models

From: Predicting Ailanthus altissima presence across a managed forest landscape in southeast Ohio

   Plots
Maxent model CART 30m model
Field Total Present Absent Total Present Absent
Present 93 87 6 94 75 19
Absent 174 124 50 173 44 129
  267 211 56 267 119 148
   overall accuracy 51.3%   overall accuracy 76.4%
   Female Trees
Maxent model CART 30m model
Field Total Present Absent Total Present Absent
Present 59 57 2 59 46 13
Absent 0 0 0 0 0 0
  59 57 2 59 46 13
   overall accuracy 96.6%   overall accuracy 78.0%
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