The hyper 2 package

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The hyper2 package gives a suite of methods for creating and analysing likelihood functions generated from a generalization of the Bradley-Terry probability model. The package uses the STL map class of C++ for efficiency; it conforms to disordR discipline.


The released version of hyper2 on CRAN may be installed with:

# install.packages("hyper2")  # uncomment this to install the package

Further information

For more detail, see the package vignette; type


at the R command line.


To cite the hyper2 package in publications, please use

Robin K. S. Hankin 2017. “Partial rank data with the hyper2 package: Likelihood functions for generalized Bradley-Terry models”. The R Journal, 9(2):429–439