Gaussian-mixture modeling of lattice-based spherical vector quantization performance in transform audio coding.
Wisarn PatchooThomas R. FischerPublished in: ICASSP (2010)
Keyphrases
- vector quantization
- gaussian mixture modeling
- transform coding
- image compression
- rate control scheme
- codebook design
- distortion measure
- vector quantizer
- bit allocation
- gaussian mixture model
- coding scheme
- image representation
- finite state vector quantization
- tree structured vector quantization
- image coding
- rate control
- transform coefficients
- rate control algorithm
- visual information
- image processing
- low bit rate
- compression efficiency
- subband
- maximum likelihood
- image features