A new hybrid CELP-harmonics speech coder at low bit rates.
Laurent HubautOlivier van der VreckenFlorence CoulonPublished in: EUSIPCO (1998)
Keyphrases
- image compression
- image coding
- linear prediction
- image coder
- fundamental frequency
- subband
- bit rate
- compression ratio
- speech quality
- speech recognition
- frequency domain
- high frequency
- vector quantization
- bitstream
- reconstructed image
- linear predictive
- wavelet transform
- low bit rate
- speech signal
- audio visual
- compression scheme
- lossless compression
- compression algorithm
- speaker recognition
- image processing
- video coder
- rate distortion
- video conferencing
- automatic speech recognition
- blocking artifacts
- wavelet coefficients
- vector quantizer
- filter bank
- compressed images
- bit plane
- discrete cosine transform
- bit allocation
- prediction error
- hidden markov models
- feature extraction
- cepstral coefficients
- basis functions
- text to speech
- feature set
- visual quality