The logratio Student t distribution

Authors: Gianna Serafina Monti, Gloria Mateu-Figueras

Subject Terms: compositional data, Aitchison geometry, distribution on the simplex

Access URL: https://www.sis-statistica.it/index.php?p=3067&l=ita
https://hdl.handle.net/10281/456627

A Geographical Analysis of the Systemic Risk by a Compositional Data (CoDa) Approach

Authors: Porro, Francesco

Contributors: Corazza, M., Perna, C., Pizzi, C., Sibillo, M., Porro, Francesco

Subject Terms: Systemic risk, SRISK, Compositional data,Aitchison geometry

File Description: ELETTRONICO

Relation: info:eu-repo/semantics/altIdentifier/isbn/978-3-030-99637-6; info:eu-repo/semantics/altIdentifier/isbn/978-3-030-99638-3; info:eu-repo/semantics/altIdentifier/wos/WOS:001299654500062; ispartofbook:MAF 2022: Mathematical and Statistical Methods for Actuarial Sciences and Finance; firstpage:383; lastpage:389; numberofpages:7; https://hdl.handle.net/11567/1081240

Availability: https://hdl.handle.net/11567/1081240
https://doi.org/10.1007/978-3-030-99638-3_62

The shifted-scaled Dirichlet Distribution in the Simplex

Authors: Monti, G.S., Mateu Figueras, G., Pawlowsky Glahn, Vera, Egozcue Rubí, Juan José

Contributors: Universitat de Girona. Departament d'Informàtica i Matemàtica Aplicada

Source: © International Workshop on Compositional Data Analysis (4th: 2011: Sant Feliu de GuÍxols, Girona). CODAWORK 2011: International Workshop on Compositional Data Analysis, hold on May 9-13rd. 2011, Sant Feliu de Guíxols, Girona
Llibres / Capítols de LLibre (D-IMAE)
DUGiDocs – Universitat de Girona
instname
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
Recercat. Dipósit de la Recerca de Catalunya

Subject Terms: Quantitative research, Àrees temàtiques de la UPC::Matemàtiques i estadística::Estadística matemàtica, Investigació quantitativa, Matemàtiques i estadística::Estadística matemàtica [Àrees temàtiques de la UPC], Estadística matemàtica -- Congressos, Data analytics, Anàlisi multivariable -- Congressos, Distribució (Teoria de la probabilitat) -- Congressos, Distribution (Probability theory) -- Congresses, Mathematical statistics -- Congresses, compositional data, aitchison geometry, Multivariate analysis -- Congresses

File Description: application/pdf

Access URL: http://hdl.handle.net/10256/13637
http://hdl.handle.net/2117/366723
https://hdl.handle.net/2117/366723
https://hdl.handle.net/10281/22158
https://hdl.handle.net/2072/319416

notes on the scaled dirichlet distribution

Authors: MONTI, GIANNA SERAFINA, Mateu Figueras, G, Pawlowsky Glahn, V.

Subject Terms: compositional data, Aitchison geometry, Aitchison geometry, a scaled Dirichlet distribution-perturbing the Dirichlet one, Bayesian inference, and Dirichlet distribution-natural conjugate prior for multinomial likelihood, Compositional data-definition parts of some whole, Dirichlet distribution, exhibiting-maximum form of independence compatible with unit sum constraint, Genesis of scaled Dirichlet distribution-best known distribution, for categorical data modelling, Measures of location and variability-and mode of Dirichlet distribution, Membership in exponential family-densities of multidimensional exponential families, Notes on the scaled Dirichlet distribution, Properties of scaled Dirichlet distribution-probabilistic properties, classical and Aitchison representations, Special algebraic-geometric structure of simplex-scaled Dirichlet density, translation of a Dirichlet density

Access URL: https://onlinelibrary.wiley.com/doi/pdf/10.1002/9781119976462.ch10
https://boa.unimib.it/handle/10281/22162

The logratio Student t distribution

Authors: Chelli, FM, Ciommi, M, Ingrassia, S, Mariani, F, Recchioni, MC, Monti, G, Mateu-Figueras, G, Gianna Serafina Monti, Gloria Mateu-Figueras

Index Terms: compositional data, Aitchison geometry, distribution on the simplex, Settore STAT-01/A - Statistica, info:eu-repo/semantics/bookPart

URL: https://hdl.handle.net/10281/456627
https://www.sis-statistica.it/index.php?p=3067&l=ita
info:eu-repo/semantics/altIdentifier/isbn/9788891935618
ispartofbook:Statistical Learning, Sustainability and Impact Evaluation: Book of the Short Papers
firstpage:1075
lastpage:1078
numberofpages:4
alleditors:Chelli, FM; Ciommi, M; Ingrassia, S; Mariani, F; Recchioni, MC

The shifted-scaled Dirichlet distribution in the simplex

Authors: Monti, G, Mateu Figueras, G, Pawlowsky Glahn, V, Egozcue, J, MONTI, GIANNA SERAFINA, Mateu Figueras,G, Egozcue, JJ

Index Terms: compositional data, aitchison geometry, Settore STAT-01/A - Statistica, info:eu-repo/semantics/conferenceObject

URL: http://hdl.handle.net/10281/22158
info:eu-repo/semantics/altIdentifier/isbn/978-84-87867-76-7
ispartofbook:Proceedings of the 4th International Workshop on Compositional Data Analysis (2011)
CoDaWork 2011, the fourth international Workshop on Compositional Data analysis

Notes on the Scaled Dirichlet distribution

Authors: Pawlowsky Glahn, V, Buccianti, A, Monti, G, Mateu Figueras, G, MONTI, GIANNA SERAFINA, Pawlowsky Glahn, V.

Index Terms: compositional data, Aitchison geometry, Settore STAT-01/A - Statistica, info:eu-repo/semantics/bookPart

URL: http://hdl.handle.net/10281/22162
info:eu-repo/semantics/altIdentifier/isbn/978-0-470-71135-4
info:eu-repo/semantics/altIdentifier/wos/WOS:000336922300011
ispartofbook:Compositional Data Analysis: Theory and Applications
firstpage:128
lastpage:138
numberofpages:11
alleditors:Pawlowsky Glahn, V; Buccianti, A