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Comparison of eigenvalue ratios in artificial boundary perturbation and Jacobi preconditioning for solving Poisson equation.

Gangjoon YoonChohong Min
Published in: J. Comput. Phys. (2017)
Keyphrases
  • poisson equation
  • boundary conditions
  • gradient domain
  • gradient field
  • boundary value problem
  • covariance matrix
  • edge preserving
  • image processing
  • optical flow
  • super resolution