Hx_root.f | R Documentation |
Internal function not usually called by users
Hx_root.f(Hx, Dx, Hm, Dm, mHt, sHt, par.lme, Rfn, ...)
Hx |
Numeric vector of stem heights (m) along which to return the expected diameter |
Dx |
expected diameter |
Hm |
Numeric vector of stem heights (m) along which diameter measurements
were taken for calibration. Can be of length 1. Must be of same length as |
Dm |
Numeric vector of diameter measurements (cm) taken for calibration.
Can be of length 1. Must be of same length as |
mHt |
Scalar. Tree height (m) |
sHt |
Scalar. Standard deviation of stem height. Can be 0 if height was measured without error |
par.lme |
List of taper model parameters obtained by
|
Rfn |
list with function name to provide estimated or assumed residual variances for the given measurements, optionally parameters for such functions |
... |
not currently used |
function is called by uniroot
inside
E_HDx_HmDm_HT.f
deviation between observed diameter Dx
and diameter in height
Hx
.
Edgar Kublin
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