nlmeU: Datasets and utility functions enhancing functionality of nlme package. Datasets, functions and scripts are described in book titled 'Linear Mixed-Effects Models: A Step-by-Step Approach' by Galecki and Burzykowski (2013). Package is under development.
nlmeU package (under development) contains datasets, scripts and utility functions enhancing functionality of nlme package. nlmeU package is described in .
nlmeUpdK is a companion package to nlmeU and contains scripts and functions used in . pertaining to a new pdKronecker class inheriting from pdMat (see Sections 17.6-17.8 and 20.2). This package is available from http://www-personal.umich.edu/~agalecki/.
To install packages needed to run scripts from the book, please use the following instructions:
pckgs <- c("nlmeU", "plyr", "reshape", "RLRsim", "WWGbook", "ellipse") install.packages(pckgs)
To install lme4.0 and nlmeUpdK packages use:
install.packages("lme4.0", repos = "http://R-Forge.R-project.org") install.packages("nlmeUpdK", repos = "http://R-Forge.R-project.org")
To obtain list of scripts available in nlmeU package, use the following instructions:
 Andrzej Galecki and Tomasz Burzykowski (2013) Linear Mixed-Effects Models Uisng R: A step-by-Step Approach Springer