A hierarchical optical flow estimation algorithm based on the interlevel motion smoothness constraint.
Shin Hwan HwangSang Uk LeePublished in: Pattern Recognit. (1993)
Keyphrases
- smoothness constraint
- estimation algorithm
- optical flow
- motion segmentation
- image sequences
- optical flow estimation
- motion model
- motion field
- optical flow computation
- computation of optical flow
- motion estimation
- computationally efficient
- maximum likelihood
- camera motion
- least squares
- computer vision
- flow field
- coarse to fine
- spatially varying
- vector field
- moving objects
- super resolution
- energy function
- multi frame
- velocity field
- video sequences
- depth map