Audio compression at low bit rates using a signal adaptive switched filterbank.
Deepen SinhaJames D. JohnstonPublished in: ICASSP (1996)
Keyphrases
- filter bank
- image coding
- signal dependent
- subband
- image compression
- signal processing
- video signals
- perfect reconstruction
- bit rate
- wavelet filters
- frequency domain
- wavelet packet
- wavelet transform
- high frequency
- filter coefficients
- transform coding
- coding gain
- multiresolution
- compression scheme
- multiscale
- discrete cosine transform
- compression algorithm
- subband coding
- compression ratio
- low frequency
- vector quantization
- wavelet bases
- low bit rate
- bit allocation
- image coder
- low pass
- coding efficiency
- fir filters
- quantization noise
- visual quality
- reconstructed image
- discrete wavelet transform
- lossless coding
- locally adaptive
- image quality
- image processing
- wavelet coefficients
- video coding
- vector quantizer
- wavelet domain
- bitstream
- spectral analysis
- lifting scheme
- wavelet decomposition
- data compression
- linear filters
- entropy coding
- building blocks
- color images
- rate distortion
- feature vectors
- optimal filter