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Two fast and unconditionally stable finite difference methods for Riesz fractional diffusion equations with variable coefficients.
Xue Zhang
Xian-Ming Gu
Yong-Liang Zhao
Hu Li
Chuan-Yun Gu
Published in:
Appl. Math. Comput. (2024)
Keyphrases
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finite difference
preprocessing
diffusion equation
finite element
computer vision
image segmentation
pattern recognition
post processing
filtering method
vector valued
semi implicit