An improved H.263 video coder relying on weighted median filtering of motion vectors.
Luciano AlparoneMauro BarniFranco BartoliniLeonardo SanturriPublished in: IEEE Trans. Circuits Syst. Video Technol. (2001)
Keyphrases
- median filtering
- motion vectors
- video coder
- motion compensation
- video coding
- bit rate
- motion estimation
- block matching
- motion compensated
- motion estimation algorithm
- video sequences
- post processing
- median filter
- video compression
- motion field
- rate distortion
- macroblock
- computational complexity
- compressed domain
- vector field
- video data
- reference frame
- block size
- visual quality
- error concealment
- prediction error
- video quality
- video signals
- low bit rate
- bitstream
- subband
- rate control
- video codec
- bit allocation
- image sequences
- inter frame
- image quality
- denoising
- frame rate
- optical flow
- multiresolution
- multimedia