Vector Field Decompositions Using Multiscale Poisson Kernel.

Harsh Bhatia Robert M. Kirby Valerio Pascucci Peer-Timo Bremer

Published in: IEEE Trans. Vis. Comput. Graph. (2021)

Keyphrases

vector field
multiscale
optical flow
translation invariant
feature space
scale space
gradient field

coarse to fine
velocity field
kernel function
motion field
image processing
edge detection
wavelet transform

closed form
kernel methods
critical points
scalar field
natural images
flow field
wavelet coefficients

differential operators
external force
optical flow estimation
displacement field
least squares
video sequences
image segmentation