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- Westfall, James A.
- Northern journal of applied forestry 2010 v.27 no.1 pp. 21
- stumps, etc ; tree and stand measurements; prediction; models; forest trees; equations; estimation; Show all 7 Subjects
- ... Models to predict dbh from stump dimensions are presented for 18 species groups. Data used to fit the models were collected across thirteen states in the northeastern United States. Primarily because of the presence of multiple measurements from each tree, a mixed-effects modeling approach was used to account for the lack of independence among observations. The heterogeneous error variance was des ...