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L1 Fourier spectral methods for a class of generalized two-dimensional time fractional nonlinear anomalous diffusion equations.
Rumeng Zheng
Xiaoyun Jiang
Hui Zhang
Published in:
Comput. Math. Appl. (2018)
Keyphrases
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diffusion equation
spectral methods
anisotropic diffusion
scale space
random walk
partial differential equations
nonlinear diffusion
manifold learning
boundary conditions
diffusion process
image enhancement
spectral analysis
noise removal
spectral clustering
filtering method
high dimensional
denoising