Estimating the Rate-Distortion Function by Wasserstein Gradient Descent.
Yibo YangStephan EcksteinMarcel NutzStephan MandtPublished in: CoRR (2023)
Keyphrases
- rate distortion
- bit rate
- video coding
- motion estimation
- rate control
- computational complexity
- distributed video coding
- macroblock
- video codec
- rate constrained
- multiple description coding
- bit allocation
- scalable video coding
- coding efficiency
- rate control scheme
- rate allocation
- objective function
- cost function
- video quality
- motion compensated
- image coder
- mode selection
- subband
- adaptive quantization
- image quality
- video compression
- visual quality
- bitstream
- low bit rate
- base layer
- rate control algorithm
- rate distortion optimized
- bit plane
- lattice vector quantization
- multiscale