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Energy-minimizing coarse spaces for two-level Schwarz methods for multiscale PDEs.
Jan Van Lent
Robert Scheichl
Ivan G. Graham
Published in:
Numer. Linear Algebra Appl. (2009)
Keyphrases
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multiscale
image processing
neural network
significant improvement
benchmark datasets
preprocessing
machine learning methods
coarse to fine
face recognition
computational cost