Bit rate reduction of the MELP coder using Lempel-Ziv segment quantization.
Minoru KohataMotoyuki SuzukiAkinori ItoShozo MakinoPublished in: ICASSP (2011)
Keyphrases
- lempel ziv
- arithmetic coding
- entropy coding
- bit rate
- bit rate reduction
- source coding
- image coder
- transform coding
- image compression
- compression scheme
- data compression
- compression ratio
- lossless compression
- coding efficiency
- rate distortion
- bitstream
- subband
- compression algorithm
- image coding
- video coder
- coding method
- video coding
- coding scheme
- motion vectors
- approximate string matching
- transform coefficients
- video quality
- image quality
- bit plane
- high order
- visual quality
- reconstructed image
- motion estimation
- low bit rate
- computational complexity
- bit allocation
- wavelet transform
- motion compensation
- wavelet packet
- multiresolution
- wavelet coefficients
- video sequences
- data structure
- rate control
- macroblock
- motion compensated
- inter frame
- similarity measure
- filter bank