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.
August 2013:
nlmeU package (under development) contains datasets, scripts and utility functions enhancing functionality of nlme package. nlmeU package is described in [1].
nlmeUpdK is a companion package to nlmeU and contains scripts and functions used in [1]. 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:
library(nlmeU) runScript()
[1] Andrzej Galecki and Tomasz Burzykowski (2013) Linear Mixed-Effects Models Uisng R: A step-by-Step Approach Springer