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error estimators for mixed finite element methods for fourth order elliptic singularly perturbed problems.
Shaohong Du
Runchang Lin
Zhimin Zhang
Published in:
J. Comput. Appl. Math. (2022)
Keyphrases
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fourth order
partial differential equations
noise removal
finite element methods
optimization problems
high order
feature extraction
wavelet transform
scale space
anisotropic diffusion