The finite cell method: a review in the context of higher-order structural analysis of CAD and image-based geometric models

D Schillinger, M Ruess - Archives of Computational Methods in …, 2015 - Springer
The finite cell method is an embedded domain method, which combines the fictitious domain
approach with higher-order finite elements, adaptive integration, and weak enforcement of …

Mathematical analysis of variational isogeometric methods

LB Da Veiga, A Buffa, G Sangalli, R Vázquez - Acta Numerica, 2014 - cambridge.org
This review paper collects several results that form part of the theoretical foundation of
isogeometric methods. We analyse variational techniques for the numerical resolution of …

Digital twin: Values, challenges and enablers from a modeling perspective

A Rasheed, O San, T Kvamsdal - IEEE access, 2020 - ieeexplore.ieee.org
Digital twin can be defined as a virtual representation of a physical asset enabled through
data and simulators for real-time prediction, optimization, monitoring, controlling, and …

[图书][B] Numerical models for differential problems

A Quarteroni, S Quarteroni - 2009 - Springer
Alfio Quarteroni Third Edition Page 1 MS&A – Modeling, Simulation and Applications 16
Numerical Models for Di erential Problems Alfio Quarteroni Third Edition Page 2 MS&A Volume …

Digital twin: Values, challenges and enablers

A Rasheed, O San, T Kvamsdal - arXiv preprint arXiv:1910.01719, 2019 - arxiv.org
A digital twin can be defined as an adaptive model of a complex physical system. Recent
advances in computational pipelines, multiphysics solvers, artificial intelligence, big data …

Acoustic topology optimization of sound absorbing materials directly from subdivision surfaces with isogeometric boundary element methods

L Chen, C Lu, H Lian, Z Liu, W Zhao, S Li… - Computer Methods in …, 2020 - Elsevier
This paper presents an acoustic topology optimization approach using isogeometric
boundary element methods based on subdivision surfaces to optimize the distribution of …

THB-splines: An effective mathematical technology for adaptive refinement in geometric design and isogeometric analysis

C Giannelli, B Jüttler, SK Kleiss, A Mantzaflaris… - Computer Methods in …, 2016 - Elsevier
Local refinement with hierarchical B-spline structures is an active topic of research in the
context of geometric modeling and isogeometric analysis. By exploiting a multilevel control …

Hybrid analysis and modeling, eclecticism, and multifidelity computing toward digital twin revolution

O San, A Rasheed, T Kvamsdal - GAMM‐Mitteilungen, 2021 - Wiley Online Library
Most modeling approaches lie in either of the two categories: physics‐based or data‐driven.
Recently, a third approach which is a combination of these deterministic and statistical …

An adaptive phase-field simulation for hydrogen embrittlement fracture with multi-patch isogeometric method

Z Si, T Yu, S Natarajan - Computer Methods in Applied Mechanics and …, 2024 - Elsevier
This work proposes a phase-field framework for hydrogen-assisted failures of brittle
materials using multi-patch isogeometric modeling, considering the effects of hydrogen …

Adaptive isogeometric methods with hierarchical splines: error estimator and convergence

A Buffa, C Giannelli - Mathematical Models and Methods in Applied …, 2016 - World Scientific
The problem of developing an adaptive isogeometric method (AIGM) for solving elliptic
second-order partial differential equations with truncated hierarchical B-splines of arbitrary …