Intelligent optimization algorithm approach to image reconstruction in electrical impedance tomography

  • Authors:
  • Ho-Chan Kim;Chang-Jin Boo

  • Affiliations:
  • Dept. of Electrical Eng., Cheju National Univ., Cheju, Korea;Dept. of Electrical Eng., Cheju National Univ., Cheju, Korea

  • Venue:
  • ICNC'06 Proceedings of the Second international conference on Advances in Natural Computation - Volume Part I
  • Year:
  • 2006

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Abstract

In electrical impedance tomography (EIT), various image reconstruction algorithms have been used in order to compute the internal resistivity distribution of the unknown object with its electric potential data at the boundary. Mathematically the EIT image reconstruction algorithm is a nonlinear ill-posed inverse problem. This paper presents two intelligent optimization algorithm techniques such as genetic algorithm (GA) and simulated annealing (SA) for the solution of the static EIT inverse problem. We summarize the simulation results for the modified Newton-Raphson, GA, and SA algorithms.