Meshless generalized finite difference method for water wave interactions with multiple-bottom-seated-cylinder-array structures

ZJ Fu, ZY Xie, SY Ji, CC Tsai, AL Li - Ocean Engineering, 2020 - Elsevier
This paper presents the meshless generalized finite difference method (GFDM) in
conjunction with the truncated treatments of infinite domain for simulating water wave …

Object based Bayesian full-waveform inversion for shear elastography

A Carpio, E Cebrián, A Gutiérrez - Inverse Problems, 2023 - iopscience.iop.org
We develop a computational framework to quantify uncertainty in shear elastography
imaging of anomalies in tissues. We adopt a Bayesian inference formulation. Given the …

A high-order discontinuous Galerkin approach to the elasto-acoustic problem

PF Antonietti, F Bonaldi, I Mazzieri - Computer Methods in Applied …, 2020 - Elsevier
We address the spatial discretization of an evolution problem arising from the coupling of
elastic and acoustic wave propagation phenomena by employing a discontinuous Galerkin …

An adaptive finite element DtN method for the acoustic-elastic interaction problem

L Lin, J Lv, S Li - Advances in Computational Mathematics, 2024 - Springer
Consider the scattering of a time-harmonic acoustic incident wave by a bounded, penetrable
and isotropic elastic solid, which is immersed in a homogeneous compressible air/fluid. By …

A fully discrete BEM–FEM scheme for transient acoustic waves

ME Hassell, FJ Sayas - Computer Methods in Applied Mechanics and …, 2016 - Elsevier
We study a symmetric BEM–FEM coupling scheme for the scattering of transient acoustic
waves by bounded inhomogeneous anisotropic obstacles in a homogeneous field. An …

An overview on a time discrete convolution—space collocation BEM for 2D exterior wave propagation problems

S Falletta, G Monegato, L Scuderi - ANNALI DELL'UNIVERSITA'DI …, 2022 - Springer
We consider 2D transient linear wave propagation problems defined in the exterior of
bounded domains. In particular, we first consider the problem represented by the classical …

A new and improved analysis of the time domain boundary integral operators for the acoustic wave equation

ME Hassell, T Qiu, T Sánchez-Vizuet, FJ Sayas - 2017 - projecteuclid.org
We present a novel analysis of the boundary integral operators associated to the wave
equation. The analysis is done entirely in the time-domain by employing tools from abstract …

Analysis of transient acoustic-elastic interaction in an unbounded structure

Y Gao, P Li, B Zhang - SIAM Journal on Mathematical Analysis, 2017 - SIAM
Consider the wave propagation in a two-layered medium consisting of a homogeneous
compressible air or fluid on top of a homogeneous isotropic elastic solid in three …

Adaptive time domain boundary element methods with engineering applications

H Gimperlein, M Maischak, EP Stephan - 2017 - projecteuclid.org
Time domain Galerkin boundary elements provide an efficient tool for numerical solution of
boundary value problems for the homogeneous wave equation. We review recent advances …

Well-posedness and finite element analysis for the elastic scattering problem with a modified DtN map

X Liu, M Li, K Wang, J Xie - Computers & Mathematics with Applications, 2025 - Elsevier
As one of the most popular artificial boundary conditions, the Dirichlet-to-Neumann (DtN)
boundary condition has been widely developed and investigated for solving the exterior …