Multilevel fast multipole algorithm for electromagnetic scattering by large complex objects

J Song, CC Lu, WC Chew - IEEE transactions on antennas and …, 1997 - ieeexplore.ieee.org
The fast multipole method (FMM) and multilevel fast multipole algorithm (MLFMA) are
reviewed. The number of modes required, block-diagonal preconditioner, near singularity …

Wire-grid and sparse MoM antennas: Past evolution, present implementation, and future possibilities

A Alhaj Hasan, TM Nguyen, SP Kuksenko, TR Gazizov - Symmetry, 2023 - mdpi.com
Since the end of the 19th century, radioelectronic devices (REDs) have actively penetrated
into all modern community spheres. Achievements in the fields of radio engineering and …

A multilevel matrix decomposition algorithm for analyzing scattering from large structures

E Michielssen, A Boag - IEEE Transactions on Antennas and …, 1996 - ieeexplore.ieee.org
A multilevel algorithm is presented for analyzing scattering from electrically large surfaces.
The algorithm accelerates the iterative solution of integral equations that arise in …

Fast solution methods in electromagnetics

WC Chew, JM **, CC Lu… - IEEE Transactions on …, 1997 - ieeexplore.ieee.org
Various methods for efficiently solving electromagnetic problems are presented.
Electromagnetic scattering problems can be roughly classified into surface and volume …

An iteration-free MoM approach based on excitation independent characteristic basis functions for solving large multiscale electromagnetic scattering problems

E Lucente, A Monorchio, R Mittra - IEEE Transactions on …, 2008 - ieeexplore.ieee.org
We describe a numerically efficient strategy for solving a linear system of equations arising
in the Method of Moments for solving electromagnetic scattering problems. This novel …

A fast algorithm for multiscale electromagnetic problems using interpolative decomposition and multilevel fast multipole algorithm

XM Pan, JG Wei, Z Peng, XQ Sheng - Radio Science, 2012 - ieeexplore.ieee.org
The interpolative decomposition (ID) is combined with the multilevel fast multipole algorithm
(MLFMA), denoted by ID-MLFMA, to handle multiscale problems. The ID-MLFMA first …

A ray‐propagation fast multipole algorithm

RL Wagner, WC Chew - Microwave and Optical Technology …, 1994 - Wiley Online Library
A new technique is presented for accelerating the fast multipole method, allowing rapid
solution of surface integral equations for wave‐scattering problems. A nonnested, ray …

Deep-learning-equipped iterative solution of electromagnetic scattering from dielectric objects

BW Xue, R Guo, MK Li, S Sun… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Deep-learning (DL)-equipped iterators are developed to accelerate the iterative solution of
electromagnetic scattering problems. In proposed iterators, DL blocks consisting of U-nets …

Electric flux density learning method for solving 3-D electromagnetic scattering problems

T Yin, CF Wang, K Xu, Y Zhou… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Inspired by a discretized formulation resulting from volume integral equation and method of
moments, we propose an electric flux density learning method (EFDLM) using cascaded …

Fast multipole method for scattering from an arbitrary PEC target above or buried in a lossy half space

N Geng, A Sullivan, L Carin - IEEE Transactions on Antennas …, 2001 - ieeexplore.ieee.org
The fast multipole method (FMM) was originally developed for perfect electric conductors
(PECs) in free space, through exploitation of the spectral properties of the free-space …