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%

Back to article page