Fast motion vector re-estimation for arbitrary video downsizing using spatial-variant filter.
Hong-Kwai LamOscar C. AuChi-Wah WongPublished in: ICME (2004)
Keyphrases
- motion vectors
- video sequences
- video data
- temporal correlation
- motion estimation
- video coding
- motion compensation
- spatial and temporal
- motion estimation algorithm
- block matching
- video frames
- motion field
- bit rate
- frame interpolation
- compressed domain
- video content
- video streams
- reference frame
- macroblock
- spatio temporal
- error concealment
- video coding standard
- key frames
- spatial filtering
- spatial temporal
- video analysis
- multimedia
- video compression
- computational complexity
- motion compensated frame interpolation
- video shots
- high definition
- accurate estimation
- coding method
- inter frame
- prediction error
- rate distortion
- moving objects
- coding efficiency
- search range
- real time
- digital video
- intra frame
- motion compensated
- overlapped block motion compensation
- camera motion
- frame rate
- block size
- pixel domain
- advanced video coding
- temporal error concealment
- spatial correlation