A frequency domain waveform speech compression system based on product vector quantizers.
Ning HeAndres BuzoFederico KuhlmannPublished in: ICASSP (1986)
Keyphrases
- frequency domain
- vector quantizer
- vector quantization
- image compression
- bit allocation
- image coding
- subband
- filter bank
- spatial domain
- fourier transform
- lattice vector quantization
- entropy constrained
- cross correlation
- compression ratio
- transform coding
- tree structured vector quantization
- speech recognition
- finite state
- feature extraction
- denoising
- compression algorithm
- wavelet filters
- variable length
- wavelet transform
- speech signal
- data compression
- low bit rate
- frequency band
- jpeg images
- image quality
- wavelet coefficients
- reconstructed image
- spectral features
- frequency spectrum
- multiresolution