Approximation of the rth differential operator by means of linear shape preserving operators of finite rank.

Sergei P. Sidorov

Published in: J. Approx. Theory (2003)

Keyphrases

differential operators
shape preserving
laplace beltrami
vector field
multiscale
multiple scales
partial differential equations
gaussian derivatives
contrast enhancement
scale space
zero crossing
diffusion tensor
feature detectors
image processing
d objects
linear combination