Material parameter identification with parallel processing and geo-applications

  • Authors:
  • Radim Blaheta;Rostislav Hrtus;Roman Kohut;Owe Axelsson;Ondřej Jakl

  • Affiliations:
  • Institute of Geonics AS CR, Ostrava, Czech Republic;Institute of Geonics AS CR, Ostrava, Czech Republic;Institute of Geonics AS CR, Ostrava, Czech Republic;Institute of Geonics AS CR, Ostrava, Czech Republic;Institute of Geonics AS CR, Ostrava, Czech Republic

  • Venue:
  • PPAM'11 Proceedings of the 9th international conference on Parallel Processing and Applied Mathematics - Volume Part I
  • Year:
  • 2011

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Abstract

The paper describes numerical solution of material parameter identification problems, which arise in geo-applications and many other fields. We describe approach based on nonlinear least squares minimization using different optimization techniques (Nelder-Mead, gradient methods, genetic algorithms) as well as experience with OpenMP+MPI parallelization of the solution methods.