output
20182025
most citedAn Energy Approach to the Solution of Partial Differential Equations in Computational Mechanics via Machine Learning: Concepts, Implementation and Applications

2.1k citations

11 papers

cs.LG2025★ 4 cited

Realistic Urban Traffic Generator using Decentralized Federated Learning for the SUMO simulator

Alberto Bazán-Guillén, Carlos Beis-Penedo, Diego Cajaraville-Aboy +6

Realistic urban traffic simulation is essential for sustainable urban planning and the development of intelligent transportation systems. However, generating high-fidelity, time-va…

astro-ph.GA2025★ 5 cited

Stellar tidal streams around nearby spiral galaxies with deep imaging from amateur telescopes

David Martinez-Delgado, Michael Stein, Joanna D. Sakowska +26

Tidal interactions between massive galaxies and their satellites are fundamental processes in a Universe with L-Cold Dark Matter cosmology, redistributing material into faint featu…

cs.CL2024★ 11 cited

How Can I Improve? Using GPT to Highlight the Desired and Undesired Parts of Open-ended Responses

Jionghao Lin, Eason Chen, Zeifei Han +5

Automated explanatory feedback systems play a crucial role in facilitating learning for a large cohort of learners by offering feedback that incorporates explanations, significantl…

math.NA2023★ 7 cited

Isogeometric analysis of insoluble surfactant spreading on a thin film

David Medina, Navid Valizadeh, Esteban Samaniego +2

In this paper we tackle the problem of surfactant spreading on a thin liquid film in the framework of isogeometric analysis. We consider a mathematical model that describes this ph…

physics.pop-ph2022★ 2 cited

The Lorentz factor in a reverse coordinate system

Diego Roldan, Rodrigo Sempertegui, Francisco Roldan

In the present study, we have derived the Lorentz factor using a coordinate system with antiparallel X-axes. Using a thought experiment, common in relativistic literature, we have…

cond-mat.mtrl-sci2021★ 2 cited

A micromechanics-based variational phase-field model for fracture in geomaterials with brittle-tensile and compressive-ductile behavior

Jacinto Ulloa, Jef Wambacq, Roberto Alessi +3

This paper presents a framework for modeling failure in quasi-brittle geomaterials under different loading conditions. A micromechanics-based model is proposed in which the field v…

physics.pop-ph2021

An alternative transformation factor in the framework of the relativistic aberration of light

Diego Roldan, Rodrigo Sempertegui, Francisco Roldan

In the present study, we analyze in combination the principles of special relativity and the phenomenon of the aberration of light, deriving a system of equations that allows estab…

cs.SE2020

Increasing Validity Through Replication: An Illustrative TDD Case

Adrian Santos, Sira Vegas, Fernando Uyaguari +3

Context: Software Engineering (SE) experiments suffer from threats to validity that may impact their results. Replication allows researchers building on top of previous experiments…

stat.ML2019★ 2.1k cited

An Energy Approach to the Solution of Partial Differential Equations in Computational Mechanics via Machine Learning: Concepts, Implementation and Applications

Esteban Samaniego, Cosmin Anitescu, Somdatta Goswami +5

Partial Differential Equations (PDE) are fundamental to model different phenomena in science and engineering mathematically. Solving them is a crucial step towards a precise knowle…

cs.CE2019★ 31 cited

Phase-field modeling of fracture for quasi-brittle materials

Jacinto Ulloa, Patricio Rodríguez, Cristóbal Samaniego +1

This paper addresses the modeling of fracture in quasi-brittle materials using a phase-field approach to the description of crack topology. Within the computational mechanics commu…

physics.med-ph2018★ 10 cited

Computation of the electron beam quality factors for the NE2571, NE2571A and NE2581A thimble ionization chambers using PENELOPE

F. Erazo, L. Brualla, A. M. Lallena

The quality correction factor for electron beams was calculated for three thimble ionization chambers, namely, NE2571, NE2571A and NE2581A. The Monte Carlo code PENEL…