Browsing by Keywords "Large-scale problem"
Now showing items 1-7 of 7
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Accuracy and efficiency considerations in the solution of extremely large electromagnetics problems
(2011)This study considers fast and accurate solutions of extremely large electromagnetics problems. Surface formulations of large-scale objects lead to dense matrix equations involving millions of unknowns. Thanks to recent ... -
Accuracy: The Frequently Overlooked Parameter in the Solution of Extremely Large Problems
(2011)We investigate error sources and their effects on the accuracy of solutions of extremely large electromagnetics problems with parallel implementations of the multilevel fast multipole algorithm (MLFMA). Accuracy parameters ... -
Broadband Multilevel Fast Multipole Algorithm for Large-Scale Problems With Nonuniform Discretizations
(Institute of Electrical and Electronics Engineers Inc., 2016)We present a broadband implementation of the multilevel fast multipole algorithm (MLFMA) for fast and accurate solutions of multiscale problems involving highly nonuniform discretizations. Incomplete tree structures, which ... -
Fast and accurate solutions of extremely large scattering problems involving three-dimensional canonical and complicated objects
(2009)We present fast and accurate solutions of extremely large scattering problems involving three-dimensional metallic objects discretized with hundreds of millions of unknowns. Solutions are performed by the multilevel fast ... -
MLFMA memory reduction techniques for solving large-scale problems
(Institute of Electrical and Electronics Engineers Inc., 2014)We present two memory reduction methods for the parallel multilevel fast multipole algorithm. One of these methods uses data structures out of core, and the other parallelizes the data structures related to input geometry. ... -
Parallel-MLFMA solutions of large-scale problems involving composite objects
(Institute of Electrical and Electronics Engineers, 2012)We present a parallel implementation of the multilevel fast multipole algorithm (MLFMA) for fast and accurate solutions of large-scale electromagnetics problems involving composite objects with dielectric and metallic ... -
Rigorous solutions of large-scale dielectric problems with the parallel multilevel fast multipole algorithm
(2011)We present fast and accurate solutions of large-scale electromagnetics problems involving three-dimensional homogeneous dielectric objects. Problems are formulated rigorously with the electric and magnetic current ...
