update.nlsList {nlme}R Documentation

Update an nlsList Object

Description

The non-missing arguments in the call to the update.nlsList method replace the corresponding arguments in the original call used to produce object and nlsList is used with the modified call to produce an updated fitted object.

Usage

update(object, model, data, start, control, level, subset, na.action,
       control, pool)

Arguments

object an object inheriting from class nlsList, representing a list of fitted nls objects.
other arguments defined as in nlsList. See that function's documentation for descriptions of and default values for these arguments.

Value

an updated nlsList object.

Author(s)

Jose Pinheiro and Douglas Bates

See Also

nlsList

Examples

library(nlme)
data(Soybean)
fm1 <- nlsList(weight ~ SSlogis(Time, Asym, xmid, scal) | Plot, Soybean)
fm2 <- update(fm1, start = list(Asym = 23, xmid = 57, scal = 9))


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