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Robust Two-level Domain Decomposition Preconditioners for High-contrast Anisotropic Flows in Multiscale Media.
Yalchin Efendiev
Juan Galvis
Raytcho D. Lazarov
Svetozar Margenov
Jun Ren
Published in:
Comput. Methods Appl. Math. (2012)
Keyphrases
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high contrast
multiscale
low contrast
multiscale decomposition
multimedia
domain independent
wavelet transform
domain specific
image decomposition
multiresolution
edge detection
filter bank
computationally efficient
wavelet domain
wavelet coefficients
image data
image segmentation