Anisotropic non-linear time-fractional diffusion equation with a source term: Classification via Lie point symmetries, analytic solutions and numerical simulation.
S. Reza HejaziElaheh SaberiFatemeh MohammadizadehPublished in: Appl. Math. Comput. (2021)
Keyphrases
- numerical simulations
- diffusion equation
- anisotropic diffusion
- scale space
- pattern recognition
- partial differential equations
- noise removal
- theoretical analysis
- scale spaces
- lattice boltzmann
- diffusion coefficient
- gaussian kernel
- diffusion process
- boundary conditions
- image enhancement
- preprocessing
- noise reduction
- filtering method
- steady state
- subband
- color images
- piecewise smooth
- feature extraction