Articles publicats Departament d'Informàtica, Matemàtica Aplicada i Estadística

Logo universitat

Universitat de Girona Facultat de Lletres

La Universitat de Girona és una institució pública que cerca l’excel·lència en la docència i en la recerca, i que participa en el progrés i el desenvolupament de la societat, mitjançant la creació, transmissió, difusió i crítica de la ciència, la tècnica, les humanitats, les ciències socials i les arts.La Universitat de Girona està arrelada al país i a la cultura catalana i és un dels principals motors econòmics i culturals del seu entorn. Al mateix temps, expressa la vocació d’universalitat i d’obertura a totes les tradicions, avenços i cultures.La Universitat té la seva seu a la ciutat de Girona i s’integra en el sistema d’universitats públiques catalanes.


Si sou autor/a d’algun document elaborat en l’àmbit de la Universitat de Girona i voleu publicar-lo a RECERCAT, contacteu amb recercat@udg.edu.

Enviaments recents

Llista ítems afegits recenment

Pathology and parasite distribution in mice challenged with Toxoplasma gondii from different geographical origins 

Black, Lauren E.; Palarea-Albaladejo, Javier; Pontes Chiebao, Daniela; Hamilton, Claire; Bartley, Paul M.; Burrells, Alison; Underwood, Clare; Katzer, Frank; Chianini, Francesca (Data de publicació: 2026-01-15)

Toxoplasma gondii (T. gondii), a zoonotic parasite, can cause severe disease in warm-blooded animals. Pathological changes in murine tissues infected with different T. gondii isolates were studied to establish factors ...

A Native Strategy for Integrating Deep-Learning Models for Segmentation into a Radiological Viewer 

Xiberta, Pau; Ruiz Altisent, Marc; Vila, Marius; Julià i Juanola, Adrià; Puig Alcántara, Josep; Vilanova, Joan Carles; Boada, Imma (Data de publicació: 2026-03-02)

The use of deep-learning (DL) models to support and automate medical imaging diagnostic procedures has become an ongoing focus of research and development. Despite advances in the subject, the integration of such solutions ...

Replicating Expert Bone Measurements Automatically: A Case Study with Femoral Allografts 

Vila, Marius; Julià i Juanola, Adrià; Xiberta, Pau; Ruiz Altisent, Marc; Bermudo, Raquel; Fariñas, Oscar; Boada, Imma (Data de publicació: 2026-03-09)

Precise morphological assessment of bone allografts is essential for successful graft-recipient matching in tissue banking. Manual measurement protocols, while standard, are labor-intensive, time-consuming, and prone to ...

Principal microbial groups: compositional alternative to phylogenetic grouping of microbiome data 

Boyraz, Asli; Pawlowsky-Glahn, Vera; Egozcue, Juan José; Acar, Aybar Can (Data de publicació: info:eu-re)

Statistical and machine learning techniques based on relative abundances have been used to predict health conditions and to identify microbial biomarkers. However, high dimensionality, sparsity and the compositional nature ...

Entropy stability and Milnor–Thurston invariants for Bowen–Series-like maps 

Alsedà i Soler, Lluís; Juher, David; Los, Jérôme; Mañosas, Francesc (Data de publicació: 2025)

We define a family of discontinuous maps on the circle, called Bowen–Series-like maps, for geometric presentations of surface groups. The family has 2N parameters, where 2N is the number of generators of the presentation. ...

Longitudinal Prediction of Mental Health Outcomes in Vulnerable Youth using Machine Learning 

Ruiz Pujadas, Esmeralda; Díaz-Caneja, Covadonga M.; Stevanovic, Dejan; Ferrer Quintero, Marta; Martín Isla, Carlos; Hernández-González, Jerónimo; Atehortúa, Angelica; Lazrak, Noussair; Pries, Lotta; Delespaul, Philippe; Camacho, Marina; Gülöksüz, Sinan; Rutten, Bart P. F.; Lekadir, Karim (Data de publicació: 2025-10-08)

Mental illnesses affect almost 15% of the world's population, with half of the cases emerging before age 14. Improved methods for predicting mental distress among adolescents, particularly in vulnerable populations, are ...

Semi-algebraic geometry and generic Hamiltonian stability 

Barbieri, Santiago (Data de publicació: 2025-12)

The steepness property is a local geometric transversality condition on the gradient of a -function which proves fundamental in order to ensure the stability of sufficiently-regular nearly-integrable Hamiltonian systems ...

Understanding variation of antimicrobial resistance genes in two agricultural catchments in Scotland 

Pagaling, Eulyn; Palarea Albaladejo, Javier; Trojahn, Sara; Roson-Calero, natalia; Gibbs, Sheila; Cooper, Pat; Newman, Claire; Campbell, Susan; Stutter, Marc; Glendell, Miriam (Data de publicació: 2025-09-27)

Antimicrobial resistance (AMR) is a global public health threat as it reduces the effectiveness of drug treatments and therefore our ability to combat infections. For the first time, this study used high temporal resolution ...

The composition of gases from a diffusion flame above longleaf pine needle fuel beds 

Weise, David.R.; Fletcher, Thomas H.; Johnson, Timothy J.; Hao, Wei Min; Tonkyn, Russell G.; Banach, Catherine A.; Palarea Albaladejo, Javier; Alizadeh, Mahsa; Baker, Stephen P. (Data de publicació: 2026-02-15)

The gas and tar composition of a wildland fire diffusion flame from longleaf pine needles is currently relatively unmeasured and more data are needed to fill in the gap between pyrolysis data and smoke plume data, thus ...

Solving weighted Maximum Satisfiability with Branch and Bound and clause learning 

Coll Caballero, Jordi; Li, Chu-Min; Li, Shuolin; Habet, Djamal; Manyà, Felip (Data de publicació: 2025-11)

MaxSAT is a widely studied NP-hard optimization problem due to its broad applicability in modeling and solving diverse real-world optimization problems. Branch-and-Bound (BnB) MaxSAT solvers have proven efficient for solving ...

Using search algorithm statistics for assessing maze and puzzle difficulty 

Valenzuela Muñoz, Elio Matías; Schaa, Hans; Barriga, Nicolas A.; Patow, Gustavo (Data de publicació: 2025-03)

A video game’s difficulty has a large impact on player engagement. For instance, it is crucial in some genres to give the players a challenge difficult enough without frustrating them. We propose a simple method for assessing ...

The role of artificial intelligence in the assessment of the spine and spinal cord 

Martín Noguerol, Teodoro; Oñate Miranda, Marta; Amrhein, Timothy J.; Paulano Godino, Félix; Xiberta, Pau; Vilanova, Joan Carles; Luna Alcalá, Antonio (Data de publicació: 2023-04)

Artificial intelligence (AI) application development is underway in all areas of radiology where many promising tools are focused on the spine and spinal cord. In the past decade, multiple spine AI algorithms have been ...

La necesidad de un Manifiesto a favor de la Alfabetización Estadística 

Casals, Martí; Daunis-i-Estadella, Pepus; Galé, Carmen; Goicoa, Tomas; Patino Alonso, Maria Carmen (Data de publicació: 2025-03-27)

Este trabajo surge con el proposito de contextualizar el MAE (Manifiesto de la Alfabetización Estadística) y profundizar en el concepto de alfabetización estadística. El texto se estructura de la siguiente manera. En la ...

Empirical comparison of post-processing debiasing methods for machine learning classifiers in healthcare 

Dang, Vien Ngoc; Campello, Víctor M.; Hernández-González, Jerónimo; Lekadir, Karim (Data de publicació: 2025-03-20)

Machine learning classifiers in healthcare tend to reproduce or exacerbate existing health disparities due to inherent biases in training data. This relevant issue has brought the attention of researchers in both healthcare ...

Plasma acylcarnitines and gut-derived aromatic amino acids as sex-specific hub metabolites of the human aging metabolome 

Sol, Joaquim; Obis Monné, Èlia; Mota Martorell, Natàlia; Pradas Barriga, Irene; Galo-Licona, José Daniel; Martín Garí, Meritxell; Fernández Bernal, Anna; Ortega Bravo, Marta; Mayneris Perxachs, Jordi; Borrás, Consuelo; Viña Ribes, José; Fuente, Monica de la; Mate, Ianire; Biarnés, Carles; Pedraza, S.; Vilanova, Joan Carles; Brugada, Ramon; Ramos Blanes, Rafel; Serena, Joaquín; Ramió i Torrentà, Lluís; Pineda, Víctor; Daunis-i-Estadella, Pepus; Thió i Fernández de Henestrosa, Santiago; Barretina, Jordi; Garre Olmo, Josep; Portero Otin, Manuel; Fernández-Real Lemos, José Manuel; Puig, Josep; Jové, Mariona; Pamplona, Reinald (Data de publicació: 2023-06-01)

Aging biology entails a cell/tissue deregulated metabolism that affects all levels of biological organization. Therefore, the application of “omic” techniques that are closer to phenotype, such as metabolomics, to the study ...

Protective Efficacy of Decreasing Antigen Doses of a Chlamydia abortus Subcellular Vaccine Against Ovine Enzootic Abortion in a Pregnant Sheep Challenge Model 

Livingstone, Morag; Aitchison, Kevin; Palarea Albaladejo, Javier; Ciampi, Francesco; Underwood, Clare; Paladino, Antonia; Chianini, Francesca; Entrican, Gary; Wattegedera, Sean Ranjan; Longbottom, David (Data de publicació: 2025-01-18)

Background/Objective: Chlamydia abortus, the cause of ovine enzootic abortion, is a zoonotic bacterial pathogen and one of the most infectious causes of foetal death in sheep worldwide. Although the disease can be controlled ...

Exploring geochemical data using compositional techniques: a practical guide 

Egozcue, Juan José; Gozzi, Caterina; Buccianti, Antonella; Pawlowsky-Glahn, Vera (Data de publicació: 2024-03)

John Aitchison revolutionised in 1982 our way of approaching geochemical data focusing on their relative nature. In this perspective, the investigation of single variables is meaningless due to the entangled structure that ...

Structure and metabolic potential of the prokaryotic communities from the hydrothermal system of Paleochori Bay, Milos, Greece 

Le Moine Bauer, Sven; Lu, Guang-Sin; Goulaouic, Steven; Puzenat, Valentine; Schouw, Anders; Barreyre,Thibaut; Pawlowsky-Glahn, Vera; Egozcue, Juan José; Martelat, Jean-Emmanuel; Escartin, Javier; Amend, Jan P.; Nomikou, Paraskevi; Vlasopoulos, Othonas; Polymenakou, Paraskevi; Jørgensen, Steffen Leth (Data de publicació: 2023-01-06)

Shallow hydrothermal systems share many characteristics with their deep-sea counterparts, but their accessibility facilitates their study. One of the most studied shallow hydrothermal vent fields lies at Paleochori Bay off ...

How to choose a proper representation of compositional data for mineral exploration? 

Sadeghi, Behnam; Molayemat, Hossein; Pawlowsky-Glahn, Vera (Data de publicació: 2024-04)

Regional mineral exploration is based on geochemical data of which the nature is compositional and frequently involves a large number of components. Consequently, it mostly needs multivariate dimension reduction methods ...

Detrital zircon age distributions in Bayes-Hilbert spaces 

Fernández-Suárez, Javier; Pawlowsky-Glahn, Vera; Egozcue, Juan José (Data de publicació: 2025-06)

A growing number of researchers in the Earth Science community use the information provided by the U-Pb ages of detrital zircon in sedimentary environments, be these modern (sediments) or ancient (sedimentary or metasedimentary ...

Més