Low-Complexity Global Motion Estimation from P-Frame Motion Vectors for MPEG-7 Applications.
Aljoscha SmolicMichael HoeynckJens-Rainer OhmPublished in: ICIP (2000)
Keyphrases
- low complexity
- global motion estimation
- motion vectors
- motion estimation
- compressed domain
- video sequences
- video coding standard
- computational complexity
- motion compensation
- video coding
- reference frame
- pixel domain
- adjacent frames
- macroblock
- video compression
- motion field
- motion compensated
- block matching
- video signals
- inter frame
- compressed video
- video coder
- video frames
- video objects
- motion model
- error concealment
- image sequences
- optical flow
- distributed video coding
- coding efficiency
- spatial domain
- video data
- consecutive frames
- prediction error
- block size
- bit rate
- frame rate
- rate distortion
- bit plane
- object tracking
- super resolution
- computer vision
- image frames
- key frames
- video quality
- motion trajectories
- temporal correlation
- camera motion
- quadtree
- compression efficiency
- mode decision
- motion prediction