Gaussian rate-distortion via sparse linear regression over compact dictionaries.
Ramji VenkataramananAntony JosephSekhar TatikondaPublished in: ISIT (2012)
Keyphrases
- linear regression
- rate distortion
- sparse representation
- bit rate
- generalized linear models
- video coding
- least squares
- motion estimation
- computational complexity
- macroblock
- adaptive quantization
- rate control
- coding efficiency
- video codec
- nonlinear regression
- high dimensional
- rate control scheme
- sparse coding
- distributed video coding
- image coder
- image sequences
- motion compensation
- scalable video coding
- compressive sensing
- mode selection
- rate distortion theory
- maximum likelihood
- inter frame
- gaussian distribution
- wyner ziv
- bitstream
- entropy constrained
- motion vectors
- subband
- image quality
- image classification