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cosinor is a set of simple functions that transforms longitudinal data to estimate the cosinor linear model as described in Tong (1976). Methods are given to summarize the mean, amplitude and acrophase, to predict the mean annual outcome value, and to test the coefficients.
Package details 


Author  Michael Sachs <sachsmc@gmail.com> 
Maintainer  Michael Sachs <sachsmc@gmail.com> 
License  MIT + file LICENSE 
Version  1.1 
URL  http://github.com/sachsmc/cosinor 
Package repository  View on CRAN 
Installation 
Install the latest version of this package by entering the following in R:

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