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Algebraic multigrid for discontinuous Galerkin discretizations of heterogeneous elliptic problems.
Peter Bastian
Markus Blatt
Robert Scheichl
Published in:
Numer. Linear Algebra Appl. (2012)
Keyphrases
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partial differential equations
numerical methods
multiscale
image analysis
case study
edge detection
sparse linear
problems involving
differential equations
np complete
natural images
optimization problems
real time
optical flow
pattern recognition
image segmentation
information systems
information retrieval