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FlexParamCurve (version 1.5-7)

Tools to Fit Flexible Parametric Curves

Description

Model selection tools and 'selfStart' functions to fit parametric curves in 'nls', 'nlsList' and 'nlme' frameworks.

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Version

Install

install.packages('FlexParamCurve')

Monthly Downloads

10,454

Version

1.5-7

License

GPL-2

Maintainer

Stephen Oswald

Last Published

August 26th, 2025

Functions in FlexParamCurve (1.5-7)

get.mod

Copy objects between R environments
SSposnegRichards

Self-Starting Positive-Negative Richards Model (double-Richards)
modpar

Estimate Values to be Used for Fixed FlexParamCurve Parameters
pn.mod.compare

Compare All Possible Positive-Negative Richards \(nlslist\) Models
change.pnparameters

Change Fixed Parameter Values
extraF.nls

Compare Two \(nls\) Models Using Extra Sum-of-Squares F-Tests
logist.data

Simulated growth of whiskered terns
FlexParamCurve-package

Tools to Fit Flexible Parametric Curves
extraF

Compare Two \(nlsList\) Models Using Extra Sum-of-Squares F-Tests
pn.modselect.step

Backwards Stepwise Selection of Positive-Negative Richards \(nlslist\) Models
tern.data

Field data on growth of common terns \(Sterna hirundo\)
penguin.data

Field data on growth of little penguins \(Eudyptula minor\)
posnegRichards.eqn

Equations of the FlexParamCurve Family
posneg.data

Simulated growth of black-browed albatrosses
posnegRichards.calls

List of calls for fitting 33 SSposnegRichards models in nlsList