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The construction of an optimal fourth-order fractional-compact-type numerical differential formula of the Riesz derivative and its application.
Hengfei Ding
Published in:
Commun. Nonlinear Sci. Numer. Simul. (2023)
Keyphrases
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fourth order
noise removal
numerical algorithms
high order
anisotropic diffusion
lower order
partial differential equations
nonlinear diffusion
image analysis
denoising
higher order
image denoising
noise reduction
estimation error