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nlgm (version 1.0)

Non Linear Growth Models

Description

Six growth models are fitted using non-linear least squares. These are the Richards, the 3, 4 and 5 parameter logistic, the Gompetz and the Weibull growth models. Reference: Reddy T., Shkedy Z., van Rensburg C. J., Mwambi H., Debba P., Zuma K. and Manda, S. (2021). "Short-term real-time prediction of total number of reported COVID-19 cases and deaths in South Africa: a data driven approach". BMC medical research methodology, 21(1), 1-11. .

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Version

Install

install.packages('nlgm')

Monthly Downloads

176

Version

1.0

License

GPL (>= 2)

Maintainer

Michail Tsagris

Last Published

November 28th, 2022

Functions in nlgm (1.0)

Non-linear growth models

Non-linear growth models
nlgm-package

This is an R package that fits 6 non linear growth models.
Plot of the fitted values of the non-linear growth models

Plot of the fitted values of the non-linear growth models
Parametric bootstrap prediction intervals

Parametric bootstrap prediction intervals