Low Bit-rate Speech Coding with VQ-VAE and a WaveNet Decoder.
Cristina GârbaceaAäron van den OordYazhe LiFelicia S. C. LimAlejandro LuebsOriol VinyalsThomas C. WaltersPublished in: ICASSP (2019)
Keyphrases
- video coding scheme
- low bit rate
- image compression
- vector quantization
- bit allocation
- rate distortion optimized
- video codec
- bit rate
- coding method
- image quality
- shape coding
- coded images
- video compression
- compression efficiency
- compression algorithm
- compression ratio
- vector quantizer
- subband
- wavelet transform
- blocking effect
- blocking artifacts
- adaptive quantization
- reconstructed image
- visual quality
- entropy coding
- transform coding
- image processing
- video coder
- motion compensated prediction
- video conferencing
- distributed video coding
- video coding
- compressed images
- error control
- motion estimation
- rate distortion
- image coding
- subband coding
- audio visual
- coding scheme
- image coder
- motion compensation
- scalar quantization
- peak signal to noise ratio
- block boundaries
- rate allocation
- low complexity