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Second order finite-difference ghost-point multigrid methods for elliptic problems with discontinuous coefficients on an arbitrary interface.

Armando CocoGiovanni Russo
Published in: J. Comput. Phys. (2018)
Keyphrases
  • finite difference
  • partial differential equations
  • multiscale
  • multiresolution
  • denoising
  • numerical methods
  • image segmentation
  • preprocessing
  • image analysis
  • sufficient conditions
  • high order