Finite Difference Gradient Approximation: To Randomize or Not?

Katya Scheinberg

Published in: INFORMS J. Comput. (2022)

Keyphrases

finite difference
numerical scheme
finite element
numerical solution
partial differential equations
numerical analysis
level set
hamilton jacobi
edge detection
diffusion equation
image processing
image denoising
piecewise constant
semi implicit
computer vision
boundary conditions
denoising
multiscale