Description Usage Arguments Value Note
The model fit is Production = A/(1 + exp(-B(time-C))) , and fitting is done via non-linear least squares (see ?nls). If this fit fails to converge, than A is fixed to the maximum Production value and the model is fit via glm().
1 |
x |
A numeric vector to be imputed. |
A numeric vector with the estimated logistic regression model.
If the midpoint of the logistic regression model is outside the range of the data, then a vector of NA's is returned (to prevent poor extrapolation).
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