3D optical flow computation using a parallel variational multigrid scheme with application to cardiac C-arm CT motion.
El Mostafa KalmounHarald KöstlerUlrich RüdePublished in: Image Vis. Comput. (2007)
Keyphrases
- optical flow computation
- optical flow
- flow field
- motion estimation
- optical flow estimation
- dense optical flow
- piecewise smooth
- optical flow algorithm
- motion field
- image analysis
- image sequences
- motion analysis
- motion model
- optic flow
- multiresolution
- motion boundaries
- vector field
- motion segmentation
- boundary conditions
- three dimensional
- motion compensation
- depth map
- scale space
- variational methods
- video sequences
- multiscale