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An interpolation-free cell-centered discretization of the heterogeneous and anisotropic diffusion problems on polygonal meshes.

Shuai MiaoJiming WuYanzhong Yao
Published in: Comput. Math. Appl. (2023)
Keyphrases
  • anisotropic diffusion
  • noise removal
  • partial differential equations
  • edge detection
  • edge preserving
  • diffusion equation
  • nonlinear diffusion
  • edge enhancement
  • nonlinear filtering
  • natural images
  • image denoising