HT.par | R Documentation |
Height is only measured on a subset of the trees on a sample plots. This Height tariff is used to estimate the height of the trees with only a dbh measurement.
data(HT.par)
The format is: List of 4 $ knt.mw: num [1:16] 0 0 0 0 19.6 ... $ coe.mw: num [1:12] 1.3 7.28 15.1 21.75 24.39 ... $ knt.sd: num [1:53] 0 0 0 0 7.52 ... $ coe.sd: num [1:49] 0 0.618 1.376 2.142 2.486 ...
Kublin, E., Breidenbach, J., Kaendler, G. (2013) A flexible stem taper and volume prediction method based on mixed-effects B-spline regression, Eur J For Res, 132:983-997.
data(HT.par)
## maybe str(HT.par) ; plot(HT.par) ...
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