Nonlinear projected sparse optimization approach based on adam algorithm for microwave imaging

  • Abdulla Desmal
  • , Ali Imran Sandhu
  • , Hakan Bagci

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Scopus citations

Abstract

A microwave imaging algorithm based on contrast-field equations is developed for sparse domains. The proposed algorithm is inspired by machine learning optimization schemes. More specifically it is based on Adam approach which is a first-order gradient optimization algorithm that has been studied intensively in optimizing artificial neural networks. To enforce sparsity constraint, the permittivity contrast at each iteration is subjected to a projection operator. The proposed algorithm has faster convergence than another state of art steepest descent approach used for microwave Imaging.

Original languageEnglish
Title of host publication2020 Advances in Science and Engineering Technology International Conferences, ASET 2020
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781728146409
DOIs
StatePublished - Feb 2020
Externally publishedYes

Publication series

Name2020 Advances in Science and Engineering Technology International Conferences, ASET 2020

Bibliographical note

Publisher Copyright:
© 2020 IEEE.

Keywords

  • Inverse Scattering
  • Machine Learning
  • Microwave Imaging
  • Sparse Contraint

ASJC Scopus subject areas

  • Electrical and Electronic Engineering
  • Industrial and Manufacturing Engineering
  • Mechanical Engineering
  • Waste Management and Disposal
  • Process Chemistry and Technology
  • Artificial Intelligence
  • Energy Engineering and Power Technology
  • Renewable Energy, Sustainability and the Environment

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