MVFlow: Deep Optical Flow Estimation of Compressed Videos with Motion Vector Prior.
Shili ZhouXuhao JiangWeimin TanRuian HeBo YanPublished in: ACM Multimedia (2023)
Keyphrases
- motion vectors
- optical flow estimation
- motion field
- video sequences
- compressed domain
- motion estimation
- video data
- motion compensation
- video coding
- optical flow
- flow field
- macroblock
- video frames
- motion estimation algorithm
- motion model
- reference frame
- block matching
- video content
- image sequences
- video analysis
- bit rate
- multi frame
- optic flow
- motion compensated frame interpolation
- motion segmentation
- multiscale
- error concealment
- computational complexity
- frame rate
- high definition
- coarse to fine
- velocity field
- inter frame
- video streams
- prediction error
- stereo matching
- moving objects
- computer vision
- video surveillance
- frame interpolation
- motion estimates
- image motion
- spatio temporal
- multiresolution
- image quality
- vector field
- motion parameters