Audio coding using the wavelet packet transform and a combined scalar-vector quantization.
Simon BolandMohamed A. DerichePublished in: ICASSP (1996)
Keyphrases
- vector quantization
- wavelet packet transform
- image compression
- distortion measure
- wavelet transform
- codebook design
- vector quantizer
- successive approximation
- wavelet packet
- codebook generation
- index table
- subband
- finite state vector quantization
- tree structured vector quantization
- shift invariant
- reduced complexity
- wavelet coefficients
- analog circuits
- coding scheme
- denoising
- watermarking algorithm
- entropy constrained
- sample set
- image coding
- image data
- frequency band
- multiscale
- texture features
- compression ratio
- visual information
- unsupervised learning
- signal processing