Exploració per autor "García González, Alberto"
Ara es mostren els items 1-18 de 18
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A data-driven learning method for constitutive modeling: application to vascular hyperelastic soft tissues
González Ibáñez, David; García González, Alberto; Chinesta Soria, Francisco; Cueto Prendes, Elias (Multidisciplinary Digital Publishing Institute (MDPI), 2020-05-01)
Article
Accés obertWe address the problem of machine learning of constitutive laws when large experimental deviations are present. This is particularly important in soft living tissue modeling, for instance, where large patient-dependent ... -
A low dimensional surrogate model for a fast estimation of strain in the thrombus during a thrombectomy procedure
Bridio, Sara; Luraghi, Giulia; Migliavacca, Francesco; Pant, Sanjay; García González, Alberto; Rodríguez Matas, José Félix (Elsevier, 2023-01-01)
Article
Accés restringit per política de l'editorialBackground Intra-arterial thrombectomy is the main treatment for acute ischemic stroke due to large vessel occlusions and can consist in mechanically removing the thrombus with a stent-retriever. A cause of failure of the ... -
A multiparametric advection-diffusion reduced-order model for molecular transport in scaffolds for osteoinduction
Muixí Ballonga, Alba; Zlotnik, Sergio; Calvet Tordera, Pere; Español Pons, Montserrat; Lodoso Torrecilla, Irene; Ginebra Molins, Maria Pau; Díez, Pedro; García González, Alberto (Springer Nature, 2022-05-05)
Article
Accés obertScaffolds are microporous biocompatible structures that serve as material support for cells to proliferate, differentiate and form functional tissue. In particular, in the field of bone regeneration, insertion of scaffolds ... -
Adaptive surrogates of crashworthiness models for multi-purpose engineering analyses accounting for uncertainty
Rocas Alonso, Marc; García González, Alberto; Larráyoz Izcara, Xabier; Díez, Pedro (2022-06-01)
Article
Accés obertUncertainty Quantification (UQ) is a booming discipline for complex computational models based on the analysis of robustness, reliability and credibility. UQ analysis for nonlinear crash models with high dimensional outputs ... -
Algebraic PGD for tensor separation and compression: an algorithmic approach
Díez, Pedro; Zlotnik, Sergio; García González, Alberto; Huerta, Antonio (2018-07)
Article
Accés obertProper Generalized Decomposition (PGD) is devised as a computational method to solve high-dimensional boundary value problems (where many dimensions are associated with the space of parameters defining the problem). The ... -
An unfitted method with elastic bed boundary conditions for the analysis of heterogeneous arterial sections
Gahima, Stephan; Díez, Pedro; Stefanati, Marco; Rodríguez Matas, José Félix; García González, Alberto (Multidisciplinary Digital Publishing Institute (MDPI), 2023-04-06)
Article
Accés obertThis manuscript presents a novel formulation for a linear elastic model of a heterogeneous arterial section undergoing uniform pressure in a quasi-static regime. The novelties are twofold. First, an elastic bed support on ... -
Bonding performance of glass fiber-reinforced polymer bars under the influence of deformation characteristics
Xie, Fang; Tian, Wanming; Díez, Pedro; Zlotnik, Sergio; García González, Alberto (Multidisciplinary Digital Publishing Institute (MDPI), 2023-06-07)
Article
Accés obertGlass fiber-reinforced polymer (GFRP) of high performance, as a relatively ideal partial or complete substitute for steel, could increase the possibility of adapting structures to changes in harsh weather environments. ... -
Encapsulated PGD algebraic toolbox operating with high-dimensional data
Díez, Pedro; Zlotnik, Sergio; García González, Alberto; Huerta, Antonio (2019-11-28)
Article
Accés obertIn its original conception, proper generalized decomposition (PGD) provides explicit parametric solutions, denoted as computational vademecums or digital abacuses, to parametric boundary value problems. The PGD approach ... -
Explicit parametric solutions of lattice structures with proper generalized decomposition (PGD): applications to the design of 3D-printed architectured materials
Sibileau, Alberto; García González, Alberto; Auricchio, Ferdinando; Morganti, Simone; Díez, Pedro (2018-01-10)
Article
Accés obertArchitectured materials (or metamaterials) are constituted by a unit-cell with a complex structural design repeated periodically forming a bulk material with emergent mechanical properties. One may obtain specific macro-scale ... -
Mechanical and microstructural behavior of vascular tissue
Peña Baquedano, Estefania; García González, Alberto; Sáez Viñas, Pablo; Peña Baquedano, Juan Antonio; Cilla, Myriam; Martinez, Miguel Ángel (Elsevier, 2019)
Capítol de llibre
Accés restringit per política de l'editorialAccurate determination of the tissue response after vascular surgeries or pathologies in patients requires developing appropriate models of the organ or vessel under consideration. In this regard, combining experimental ... -
Nonintrusive stochastic finite elements for crashworthiness with VPS/Pamcrash
Rocas, Marc; García González, Alberto; Larráyoz Izcara, Xabier; Díez, Pedro (2020-01-13)
Article
Accés obertCrashworthiness analysis remains an important concern for the design of safety structures. In this context, uncertainties play an essential role in the response of a crash problem with non linear behavior. With this statement ... -
Nonintrusive uncertainty quantification for automotive crash problems with VPS/Pamcrash
Rocas Alonso, Marc; García González, Alberto; Zlotnik, Sergio; Larráyoz Izcara, Xabier; Díez, Pedro (2021-10-01)
Article
Accés obertUncertainty Quantification (UQ) is a key discipline for computational modeling of complex systems, enhancing reliability of engineering simulations. In crashworthiness, having an accurate assessment of the behavior of the ... -
Nonlinear dimensionality reduction for parametric problems: a kernel proper orthogonal decomposition
Díez, Pedro; Muixí Ballonga, Alba; Zlotnik, Sergio; García González, Alberto (John Wiley & sons, 2021-12-30)
Article
Accés obertReduced-order models are essential tools to deal with parametric problems in the context of optimization, uncertainty quantification, or control and inverse problems. The set of parametric solutions lies in a low-dimensional ... -
On the modeling of patient-specific transcatheter aortic valve replacement: a fluid–structure interaction approach
Luraghi, Giulia; Migliavacca, Francesco; García González, Alberto; Chiastra, Claudio; Rossi, Alexia; Cao, Davide; Stefanini, Giulio; Rodríguez Matas, José Félix (Springer, 2019-09-01)
Article
Accés obertPurpose Transcatheter aortic valve replacement (TAVR) is a minimally invasive treatment for high-risk patients with aortic diseases. Despite its increasing use, many influential factors are still to be understood and require ... -
Optimitzación de la biosíntesis de nanocelulosa bacteriana por fermentación
García González, Alberto (Universitat Politècnica de Catalunya, 2017-10-03)
Projecte Final de Màster Oficial
Accés obertLa cel·lulosa bacteriana és un biopolímer obtingut per fermentació amb diversos microorganismes, dels quals l’espècie més eficient en la producció és la Gluconacetobacter xylinus sucrofermentans. La principal diferencia ... -
Phase distribution and properties identification of heterogeneous materials: a data-driven approach
Valdés Alonzo, Gabriel Rolando; Binetruy, Christophe; Eck, Benedikt; García González, Alberto; Leygue, Adrien (2022-02-15)
Article
Accés obertThis paper presents a new methodology to extend the Data-Driven Identification (DDI) to heterogeneous samples made of multiple elastic materials. By using the Correspondence Analysis (CA) technique to post-process DDI, we ... -
Physics-based manifold learning in scaffolds for tissue engineering: application to inverse problems
Muixí Ballonga, Alba; Zlotnik, Sergio; García González, Alberto; Díez, Pedro (2022-10-03)
Article
Accés obertIn the field of bone regeneration, insertion of scaffolds favours bone formation by triggering the differentiation of mesenchymal cells into osteoblasts. The presence of Calcium ions (Ca2+) in the interstitial fluid across ... -
The effect of cell morphology on the permeability of the nuclear envelope to diffusive factors
García González, Alberto; Jacchetti, Emanuela; Marotta, Roberto (2018-07)
Article
Accés obertA recent advance in understanding stem cell differentiation is that the cell is able to translate its morphology, i.e., roundish or spread, into a fate decision. We hypothesize that strain states in the nuclear envelope ...