The ultrametric correlation matrix for modelling hierarchical latent concepts. - Carlo Cavicchia; Maurizio Vichi; Giorgia Zaccaria (Adv. Data Anal. Classif., 2020)

How Much Do Knowledge About and Attitude Toward Mobile Phone Use Affect Behavior While Driving? An Empirical Study Using a Structural Equation Model. - Carlo Cavicchia; Pasquale Sarnacchiaro; Paolo Montuori (SIS, 2021)

Gaussian mixture model with an extended ultrametric covariance structure. - Carlo Cavicchia; Maurizio Vichi; Giorgia Zaccaria (Adv. Data Anal. Classif., 2022)

Hierarchical Means Clustering. - Maurizio Vichi; Carlo Cavicchia; Patrick J. F. Groenen (J. Classif., 2022)

A general framework for implementing distances for categorical variables. - Michel van de Velden; Alfonso Iodice D'Enza; Angelos I. Markos; Carlo Cavicchia (Pattern Recognit., 2024)

A model-based ultrametric composite indicator for studying waste management in Italian municipalities. - Carlo Cavicchia; Pasquale Sarnacchiaro; Maurizio Vichi; Giorgia Zaccaria (Comput. Stat., 2024)

Parsimonious ultrametric Gaussian mixture models. - Carlo Cavicchia; Maurizio Vichi; Giorgia Zaccaria (Stat. Comput., 2024)