Browsing Departament d'Informàtica, Matemàtica Aplicada i Estadística (2013-) by Subject "311"

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Avenços en els fonaments matemàtics de l’anàlisi composicional de dades: convexitat i normes Lp. Aplicació a la regressió lineal LASSO amb covariable composicional

Saperas Riera, Jordi (Date of defense: 2025-01-09)

ENG- Compositional data are a special type of multivariate data where the variables represent parts of a whole. These data are commonly encountered in fields such as geology, biology, economics, and chemistry, where the ...

Compositional methodology and statistical inference of family relationships using genetic markers

Galván Femenía, Iván (Date of defense: 2020-07-10)

The present thesis is a compendium of three research articles produced between 2015 and 2019. The three articles are different contributions based on compositional statistical methodology and statistical inference of ...

Gràfic de control T2 de Hotelling per a dades composicionals

Vives Mestres, Marina (Date of defense: 2014-11-28)

Compositional data are defined as vectors of components that represent parts of a whole and contain relative information (e.g. %, ppm, mg/l...). CoDa are widely found in chemical, pharmaceutical and food industries among ...