Low bit-rate feature vector compression using transform coding and non-uniform bit allocation.
Ben MilnerXu ShaoPublished in: ICASSP (2) (2003)
Keyphrases
- bit allocation
- low bit rate
- transform coding
- feature vectors
- image compression
- bit rate
- video compression
- visual quality
- compression algorithm
- image quality
- compression efficiency
- video conferencing
- coding method
- feature extraction
- subband
- video coder
- compression ratio
- feature space
- rate distortion
- video coding
- bitstream
- peak signal to noise ratio
- image coder
- vector quantization
- compression scheme
- video quality
- wavelet transform
- macroblock
- entropy coding
- similarity measure
- motion estimation
- reconstructed image
- inter frame
- feature selection
- human visual system
- motion compensation
- high quality
- computational complexity
- image sequences
- coding efficiency
- rate control
- motion vectors
- coding scheme
- prediction error
- data compression