Learn R Programming

season

R package to run seasonal analyses in time series. For details see our book "Analysing Seasonal Health Data" (2010) https://www.springer.com/gp/book/9783642107474.

Useful functions are:

  • casecross for case-crossover analysis
  • nscosinor to estimate non-stationary seasonal patterns using the Kalman filter
  • nonlintest for a time domain test of non-linearity

Copy Link

Version

Install

install.packages('season')

Monthly Downloads

372

Version

0.3.16

License

GPL (>= 3)

Issues

2

Pull Requests

0

Stars

2

Forks

1

Maintainer

Adrian Barnett

Last Published

August 21st, 2025

Functions in season (0.3.16)

plot.Cosinor

Plot the Results of a Cosinor
print.Cosinor

Print the Results of a Cosinor
print.nonlintest

Print the Results of the Non-linear Test
print.monthglm

Print monthglm
plot.nonlintest

Plot the Results of the Non-linear Test
plot.monthglm

Plot of Monthly Estimates
print.casecross

Print the Results of a Case-Crossover Model
plot.Monthmean

Plot of Monthly Mean Estimates
plot.nsCosinor

Plot the Results of a Non-stationary Cosinor
print.Monthmean

Print the Results from Monthmean
sinusoid

Plot a Sinusoid
season-package

season: Tools for Uncovering and Estimating Seasonal Patterns.
print.nsCosinor

Print the Results of a Non-stationary Cosinor
print.summary.Cosinor

printing a summary of a Cosinor
print.summary.nscosinor

printing a summary of an nscosinor
stillbirth

Stillbirths in Queensland, 1998--2000
rinvgamma

Random Inverse Gamma Distribution
seasrescheck

Seasonal Residual Checks
print.summary.monthglm

printing a summary of a month.glm
schz

Schizophrenia Births in Australia, 1930--1971
summary.monthglm

Summary for a Monthglm
summary.casecross

Summary of the Results of a Case-crossover Model
yrfraction

Fraction of the Year
wtest

Walter and Elwood's Test of Seasonality
third

Third-order Moment
summary.nsCosinor

Summary for a Non-stationary Cosinor