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Image reconstruction for electrical resistance tomography based on extended sensitivity matrix

  • Jiamin Ye
  • , Mingxu Mao
  • , Jiaolong Zhang
  • , Haigang Wang
  • , Wuqiang Yang
  • CAS - Institute of Engineering Thermophysics
  • University of Manchester

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

Abstract

Image reconstruction for electrical resistance tomography is an ill-posed and ill-conditioned problem. To enhance the image quality, a regularized method should be applied for the image reconstruction. However, most of the existing algorithms are based on a sensitivity matrix calculated according to each pixel. In this paper, a new extended sensitivity matrix is designed and used for image reconstruction. The extended sensitivity matrix is consisting of a lot of block bases of mixed sizes. An image reconstruction algorithm for electrical resistance tomography based on the extended sensitivity matrix and Landweber iteration is carried out. Simulation results show that the proposed method can provide a good image quality.

Original languageEnglish
Title of host publicationIST 2015 - 2015 IEEE International Conference on Imaging Systems and Techniques, Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781479986330
DOIs
StatePublished - 7 Oct 2015
Externally publishedYes
Event12th IEEE International Conference on Imaging Systems and Techniques, IST 2015 - Macau, China
Duration: 16 Sep 201518 Sep 2015

Publication series

NameIST 2015 - 2015 IEEE International Conference on Imaging Systems and Techniques, Proceedings

Conference

Conference12th IEEE International Conference on Imaging Systems and Techniques, IST 2015
Country/TerritoryChina
CityMacau
Period16/09/1518/09/15

Keywords

  • electrical resistance tomography
  • extended sensitivity matrix
  • image reconstruction

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