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Preconditioning Technique Based on Sine Transformation for Nonlocal Helmholtz Equations with Fractional Laplacian.
Tian-Yi Li
Fang Chen
Hai-Wei Sun
Tao Sun
Published in:
J. Sci. Comput. (2023)
Keyphrases
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linear systems
image restoration
edge preserving
mathematical model
thin plate spline
fractional order
differential equations
numerical solution
linear equations
stochastic differential equations
neural network
nonlinear equations
iterative methods
graph laplacian
discrete fourier transform
higher order
denoising