Sign in
A positivity-preserving pyramid scheme for anisotropic diffusion problems on general hexahedral meshes with nonplanar cell faces.
Shuai Wang
Xudeng Hang
Guangwei Yuan
Published in:
J. Comput. Phys. (2018)
Keyphrases
</>
anisotropic diffusion
multiresolution
partial differential equations
noise removal
face recognition
numerical scheme
edge preserving
diffusion equation
multiscale
edge enhancement
bilateral filtering
natural images
edge detection
diffusion tensor
diffusion process
higher order
half quadratic