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A supra-convergent finite difference scheme for the variable coefficient Poisson equation on non-graded grids.
Chohong Min
Frédéric Gibou
Héctor D. Ceniceros
Published in:
J. Comput. Phys. (2006)
Keyphrases
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finite difference
poisson equation
finite element
numerical solution
numerical analysis
boundary conditions
partial differential equations
gradient domain
image processing
level set
computer vision
multiscale
active contours
image structure
diffusion equation
gradient field