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Política d’accés obert a la UB
Publicacions en accés obert derivades de l'activitat investigadora del professorat de la Universitat de Barcelona.
Camacho, Marina; Atehortúa, Angélica; Wilkinson, Tim; Gkontra, Polyxeni; Lekadir, Karim, 1977- (Data de publicació: 2026-03-04)
Purpose: Diagnosing dementia, affecting over 55 million people globally, is challenging and costly, often leading to late-stage diagnoses. This study aims to develop early, accurate, and cost-effective dementia screening ...
Kocak, Burak; Klontzas, Michail E.; Stanzione, Arnaldo; Meddeb, Aymen; Demircioğlu, Aydın; Bluethgen, Christian; Bressem, Keno K.; Ugga, Lorenzo; Mercaldo, Nathaniel; Díaz, Oliver; Cuocolo, Renato (Data de publicació: 2026-03-04)
Robust assessment of artificial intelligence (AI) models in medical imaging is paramount for reliable clinical integration. This international collaborative review paper provides an overview of key evaluation metrics across ...
Fagella Rabionet, Núria; Pardo-Simón, Leticia (Data de publicació: 2026-03-04)
This paper surveys the impact of Eremenko and Lyubich’s paper “Examples of entire functions with pathological dynamics”, published in 1987 in the Journal of the London Mathematical Society. Through a clever extension and ...
Bilu, Yuri; Burgos Gil, José I.; Sombra, Martín (Data de publicació: 2026-03-05)
Un número algebraico es un número complejo que es raíz de un polinomio con coeficientes enteros. Estos números forman un cuerpo que se denota por $\overline{\mathbb{Q}}$, que es el lugar natural donde se encuentran soluciones ...
Salih, Ahmed M.; Boscolo Galazzo, Ilaria; Rauseo, Elisa; Lee, Aaron Mark; Lekadir, Karim, 1977-; Radeva, Petia; Petersen, Steffen E.; Menegaz, Gloria; Gkontra, Polyxeni (Data de publicació: 2026-03-03)
Explainable artificial intelligence (XAI) elucidates the decision-making process of complex AI models and is important in building trust in model predictions. XAI explanations themselves require evaluation as to accuracy ...
Marchesi, Simone; Tocino, Alicia (Data de publicació: 2026-03-03)
In this survey we recognize Enrique Arrondo’s contributions over the whole of his career, recalling his professional history and collecting the results of his mathematical production.
Laleci Erturkmen, Gokce Banu; Sinaci, Ali Anil; Tuncay Namli; Boonstra, Machteld J.; Lekadir, Karim, 1977-; Gkontra, Polyxeni; Chronaki, Catherine; Facile, Rhonda; Baker, Rebecca; Kush, Rebecca (Data de publicació: 2026-03-03)
Introduction: The European Health Data Space (EHDS) initiative was launched to create a unified framework for health data exchange across Europe. Central to this initiative is the European Electronic Health Record Exchange ...
Rauseo, Elisa; Izquierdo Morcillo, Cristian; Raisi-Estabragh, Zahra; Gkontra, Polyxeni; Aung, Nay; Lekadir, Karim, 1977-; Petersen, Steffen E. (Data de publicació: 2026-02-27)
Background: Ischaemic heart disease (IHD) and cerebrovascular disease are two closely inter-related clinical entities. Cardiovascular magnetic resonance (CMR) radiomics may capture subtle cardiac changes associated with ...
Raisi-Estabragh, Zahra; Jaggi, Akshay; Gkontra, Polyxeni; McCracken, Celeste; Aung, Nay; Munroe, Patricia B.; Neubauer, Stefan; Harvey, Nicholas C.; Lekadir, Karim, 1977-; Petersen, Steffen E. (Data de publicació: 2026-02-27)
Background: Cardiovascular magnetic resonance (CMR) radiomics analysis provides multiple quantifiers of ventricular shape and myocardial texture, which may be used for detailed cardiovascular phenotyping. Objectives: We ...
Davies, James; Hatzel, Melke; Knauer, Kolja; McCarty, Rose; Ueckerdt, Torsten (Data de publicació: 2026-02-23)
We prove a conjecture of Geelen, Gerards, and Whittle that for any finite field GF $(q)$ and any integer $t$, every cosimple GF ( $q$ )-representable matroid with sufficiently large girth contains either $M\left(K_t\right)$ ...
Jiménez, Andrea; Knauer, Kolja; Lintzmayer, Carla Negri; Matamala, Martín; Peña, Juan Pablo; Quiroz, Daniel A.; Sambinelli, Maycon; Wakabayashi, Yoshiko; Yu, Weiqiang; Zamora, José (Data de publicació: 2026-02-23)
The proper conflict-free chromatic number, $\chi_{\mathrm{pcf}}(G)$, of a graph $G$ is the least positive integer $k$ such that $G$ has a proper $k$-coloring in which for each non-isolated vertex there is a color appearing ...
Costa Farràs, Laura; Macías Tarrío, Irene (Data de publicació: 2026-02-23)
Let $X$ be a ruled surface over a nonsingular curve $C$ of genus $g \geq 0$. The main goal of this paper is to construct simple prioritary vector bundles of any rank $r$ on $X$ and to give effective bounds for the dimension ...
Bedkowski, Lukasz; Szkolka, Lukasz; Lyko-Morawska, Dorota; Balocco, Simone; Buczek, Michal; Medon, Ewa; Wolkowski, Maciej; Dryjski, Maciej; Kuczmik, Waclaw (Data de publicació: 2026-02-20)
BACKGROUND: In a recent randomized study, MicroNet-covered stent (CGuard) significantly reduced procedural and post-procedural cerebral embolism in relation to a single-layer CREST study carotid stent, but real-life clinical ...
Ortiz Martínez, Daniel (Data de publicació: 2026-02-19)
Background: Bioinformatics data analysis faces significant challenges. As data analysis often takes the form of pipelines or workflows, workflow managers (WfMs) have become essential. Data flow programming constitutes the ...
Carós, Mariona; Just, Ariadna; Seguí Mesquida, Santi; Vitrià i Marca, Jordi (Data de publicació: 2026-02-19)
Semantic segmentation of airborne LiDAR point clouds enables a broad range of urban and environmental applications. However, domain shifts between training and operational data, as well asthefrequentemergenceofnewsemanti ...
Csató, Gyula; Mas Blesa, Albert (Data de publicació: 2026-02-19)
This paper deals with the behavior of the periodic Gagliardo seminorm under two types of rearrangements, namely under a periodic, and respectively a cylindrical, symmetric decreasing rearrangement. Our two main results are ...
Io Lei, Ian; Gaya, Daniel R.; Robertson, Alexander; Schelde-Olesen, Benedicte; Mapiye, Alice; Bhandare, Anirudh; Lui, Bei Bei; Shekhar, Chander; Valentiner, Ursula; Gilabert Roca, Pere; Laiz Treceño, Pablo; Seguí Mesquida, Santi; Parsons, Nicholas; Huhulea, Cristiana; Wenzek, Hagen; White, Elizabeth; Koulaouzidis, Anastasios; Arasaradnam, Ramesh P. (Data de publicació: 2026-02-16)
This study assessed the reliability of AI-assisted bowel cleansing scoring in colon capsule endoscopy using the CC-CLEAR scale. While interobserver agreement was excellent with manual scoring among experienced readers, ...
Cabré Vilagut, Xavier; Csató, Gyula; Mas Blesa, Albert (Data de publicació: 2026-02-12)
We consider nonconstant periodic constrained minimizers of semilinear elliptic equations for integro-differential operators in $\mathbb{R}$. We prove that, after an appropriate translation, each of them is necessarily an ...
Costa Farràs, Laura; Miró-Roig, Rosa M. (Rosa Maria); Pons Llopis, Joan (Data de publicació: 2026-02-06)
Alessi, Elisa Maria; Baldomá Barraca, Inmaculada; Giralt Miron, Mar; Guàrdia Munárriz, Marcel (Data de publicació: 2026-01-29)
Space debris mitigation guidelines represent the most effective method to preserve the circumterrestrial environment. Among them, end-of-life disposal solutions play a key role. In this regard, effective strategies should ...