An Improved Upper Bound on the Rate-Distortion Function of Images.
Zhihao DuanJack MaJiangpeng HeFengqing ZhuPublished in: ICIP (2023)
Keyphrases
- rate distortion
- upper bound
- wavelet coding
- image data
- distortion measure
- video coding
- bit rate
- motion estimation
- input image
- three dimensional
- bit allocation
- computational complexity
- lower bound
- macroblock
- subband
- image quality
- video codec
- image sequences
- entropy constrained
- rate control algorithm
- video sequences
- spatial correlation
- rate control
- pixel wise
- transfer function
- image compression