GCAT5.0 released
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% Generated by roxygen2 (4.0.2): do not edit by hand
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\name{fit.model}
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\alias{fit.model}
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\title{fit.model}
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\usage{
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fit.model(input.well, growth.model, backup.growth.model = NULL,
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fit.if.no.growth = F, use.linear.param = F, use.loess = F, smooth.param,
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silent = T)
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}
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\arguments{
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\item{input.well}{The well needed to be fitted with the given model.}
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\item{growth.model}{What growth model should be used?}
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\item{backup.growth.model}{If \code{gowth.mode} fails, this model will be used.}
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\item{fit.if.no.growth}{should the function attempt to fit a well even if there was no growth detected? default is F}
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\item{silent}{output back to R console?}
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\item{use.linear.param:}{Should an additional linear parameter (c) be used when fitting the data to the model?}
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\item{use.loess:}{Should Local Polynomial Regression Fitting (loess function) be used instead of nls?}
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\item{smooth.param:}{If loess is used, an optional smoothing parameter. Default is .6}
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}
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\description{
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This function will use the function stored in the "guess" slot of \code{growth.model} to calculate initial guesses
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for growth.model parameters, then it will use the "formula" slot with \code{nls} to fit a non-linear least squares
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\code{growth.model} or Local Polynomial Regression Fitting to the data. Richards model is first fitted.
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If the shape parameter is statisticaly significant then Richards is used. If it is within 2 SE of 1 or Zero than
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a simpler model is preferred. If the Richards fit fails, then Logistic is tried. If it fails, Gompertz is tried.
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Model fit failure is reported if none of the models can sucessfully fit the data
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}
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