The fast methods of high-frequency wave scattering in complex media and structures
YM Wu, YQ ** - Waves in Random and Complex Media, 2023 - Taylor & Francis
In this review work, we give a review of recent works of high-frequency electromagnetic (EM)
wave scattering in complex media and structures. The EM wave scattering from electrically …
wave scattering in complex media and structures. The EM wave scattering from electrically …
Compression of volume-surface integral equation matrices via Tucker decomposition for magnetic resonance applications
II Giannakopoulos, GD Guryev… - IEEE transactions on …, 2021 - ieeexplore.ieee.org
In this work, we propose a method for the compression of the coupling matrix in volume-
surface integral equation (VSIE) formulations. VSIE methods are used for electromagnetic …
surface integral equation (VSIE) formulations. VSIE methods are used for electromagnetic …
Fast direct solver for essentially convex scatterers using multilevel non-uniform grids
A fast algorithm for the direct solution of the method of moments (MoM) systems of equations
describing scattering from essentially convex bodies is presented. The algorithm reveals the …
describing scattering from essentially convex bodies is presented. The algorithm reveals the …
Fast Multilevel Computation of Low-Rank Representation of -Matrix Blocks
A physics-based algorithm for accelerating the computation of method of moments matrix
blocks' low-rank approximation is presented. The algorithm relies on efficient sampling of …
blocks' low-rank approximation is presented. The algorithm relies on efficient sampling of …
Shadow radiation iterative physical optics method for high-frequency scattering
A shadow-radiation-based fast iterative physical optics (IPO) scheme, for the analysis of the
scattering from large complex geometries involving multiple reflection and occlusion effects …
scattering from large complex geometries involving multiple reflection and occlusion effects …
Near-field to far-field transformation on arbitrary surfaces via multi-level spherical wave expansion
FR Varela, BG Iragüen… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
This article presents a general technique for the far-field transformation of near fields
measured over arbitrary surfaces and multimode probe correction in an efficient and …
measured over arbitrary surfaces and multimode probe correction in an efficient and …
Robust grid-based computation of H-matrix blocks' low-rank approximation for vector basis functions
A fast method to assess and correct the domain misrepresentation of impedance matrix
blocks,, based on their row-and column-sampling, to ensure the accuracy of their low-rank …
blocks,, based on their row-and column-sampling, to ensure the accuracy of their low-rank …
An iterative random sampling algorithm for rapid and scalable estimation of matrix spectra
An easy-to-implement iterative algorithm that enables efficient and scalable spectral
analysis of dense matrices is presented. The algorithm relies on the approximation of a …
analysis of dense matrices is presented. The algorithm relies on the approximation of a …
Rapid rank estimation and low-rank approximation of impedance matrix blocks using proxy grids
A physics-based rank-revealing multilevel algorithm to more efficiently compute low-rank
(LR) approximations of the method of moments matrix blocks Zos is presented. Using …
(LR) approximations of the method of moments matrix blocks Zos is presented. Using …
An explicit marching-on-in-time scheme for solving the time domain Kirchhoff integral equation
A fully explicit marching-on-in-time (MOT) scheme for solving the time domain Kirchhoff
(surface) integral equation to analyze transient acoustic scattering from rigid objects is …
(surface) integral equation to analyze transient acoustic scattering from rigid objects is …