| The ultrametric correlation matrix for modelling hierarchical latent concepts C Cavicchia, M Vichi, G Zaccaria Advances in Data Analysis and Classification 14 (4), 837-853, 2020 | 15 | 2020 |
| Gaussian mixture model with an extended ultrametric covariance structure C Cavicchia, M Vichi, G Zaccaria Advances in Data Analysis and Classification 16 (2), 399-427, 2022 | 10 | 2022 |
| Hierarchical disjoint principal component analysis C Cavicchia, M Vichi, G Zaccaria AStA Advances in Statistical Analysis 107 (3), 537-574, 2023 | 5 | 2023 |
| Exploring hierarchical concepts: theoretical and application comparisons C Cavicchia, M Vichi, G Zaccaria Advanced Studies in Behaviormetrics and Data Science: Essays in Honor of …, 2020 | 5 | 2020 |
| Dimensionality reduction via hierarchical factorial structure C Cavicchia, M Vichi, G Zaccaria CLADAG 2019: Book of Short Papers, 116-119, 2019 | 2 | 2019 |
| Exploring drug consumption via an ultrametric correlation matrix G Zaccaria, M Vichi SIS 2020: Book of Short Papers, 372-377, 2020 | 1 | 2020 |
| Hierarchical Clustering and Dimensionality Reduction for Big Data C Cavicchia, M Vichi, G Zaccaria SIS 2019: Smart Statistics for Smart Applications. Book of Short Papers, 173-180, 2019 | 1 | 2019 |
| Parsimonious ultrametric Gaussian mixture models C Cavicchia, M Vichi, G Zaccaria Statistics and Computing 34 (3), 108, 2024 | | 2024 |
| A model-based ultrametric composite indicator for studying waste management in Italian municipalities C Cavicchia, P Sarnacchiaro, M Vichi, G Zaccaria Computational Statistics 39 (1), 21-50, 2024 | | 2024 |
| Ultrametric Gaussian mixture models with parsimonious structures G Zaccaria Book of Abstract and Short Papers CLADAG 2023, 314-317, 2023 | | 2023 |
| Handling missing data in complex phenomena: an ultrametric model-based approach for clustering F Greselin, G Zaccaria Book of the Short Papers-SIS 2023, 961-966, 2023 | | 2023 |
| Complex Dimensionality Reduction: ultrametric models for mixed-type data M Mingione, M Vichi, G Zaccaria International Conference on Soft Methods in Probability and Statistics, 279-286, 2022 | | 2022 |
| Ultrametric models for hierarchical dimensionality reduction G Zaccaria | | 2022 |
| An ultrametric model for building a composite indicator system to study climate change in European countries G Zaccaria, S Pasquale Book of Short Papers-SIS 2022, 970-974, 2022 | | 2022 |
| An ultrametric model to build a Composite Indicators system C Cavicchia, P Sarnacchiaro, M Vichi, G Zaccaria Book of short papers. IES 2022 Innovation & society 5.0: statistical and …, 2022 | | 2022 |
| A parsimonious parameterization of a nonnegative correlation matrix C Cavicchia, M Vichi, G Zaccaria Book of short papers of the 5th international workshop on models and …, 2021 | | 2021 |
| Model-based clustering with parsimonious covariance structure C Cavicchia, M Vichi, G Zaccaria CLADAG 2021. Book of abstracts and short papers. 13th scientific meeting of …, 2021 | | 2021 |
| The ultrametric covariance model for modelling teachers’ job satisfaction C Cavicchia, M Vichi, G Zaccaria Book of short papers SIS 2021, 1319-1324, 2021 | | 2021 |
| A new hierarchical model-based composite indicator on climate change C Cavicchia, M Vichi, G Zaccaria IES 2019: Statistical Methods for Service Quality Evaluation. Book of Short …, 2019 | | 2019 |
| An Ultrametric Model for Clustering and Dimensionality Reduction G Zaccaria Book of Abstracts, 267, 0 | | |
Maurizio VichiProfessor of Statistics, Sapienza University of RomeEmail verificata su uniroma1.it
