Discontinuous Galerkin Gauss-Newton Inversion for Electromagnetic Imaging

被引:0
|
作者
Jeffrey, Ian [1 ]
LoVetri, Joe [1 ]
机构
[1] Univ Manitoba, Dept Elect & Comp Engn, Winnipeg, MB R3T 5V6, Canada
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中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Algorithms for solving time-harmonic electromagnetic inverse scattering problems can benefit from improved forward solver capabilities such as high-order discretizations of electromagnetic fields and constitutive parameters. The Discontinuous Galerkin Method (DGM) offers such high-order capabilities for simultaneously simulating both electric and magnetic fields from locally varying complex permittivity and permeability. In this work a Gauss-Newton Inversion (GNI) algorithm that adopts DGM as the forward solver is developed for 2D transverse magnetic inverse scattering problems.
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