Vector Field Decompositions Using Multiscale Poisson Kernel.
Harsh BhatiaRobert M. KirbyValerio PascucciPeer-Timo BremerPublished 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