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On finite difference approximation of a matrix-vector product in the Jacobian-free Newton-Krylov method.
Hengbin An
Ju Wen
Tao Feng
Published in:
J. Comput. Appl. Math. (2011)
Keyphrases
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multiscale
finite difference
edge detection
scale space
partial differential equations
wavelet transform
similarity measure
object recognition
pairwise
segmentation method
covariance matrix
finite element methods