2 papers
stat.ME2025
Amalgamations in a hierarchy as a way of variable selection in compositional data analysis
Michael Greenacre, Martin Graeve
In certain fields where compositional data are studied, the compositional components, called parts, can be combined into certain subsets, called amalgamations, that are based on do…
stat.ME2025
Bi-dendrograms for clustering the categories of a multivariate categorical data set
Michael Greenacre, Maurizio Vichi
The clustering of categories in a multivariate categorical data set is investigated, where the problem separates into that of merging categories of the same variables (i.e., within…