Alternative subband signal structures for complex modulated filter banks with perfect reconstruction.
Ari ViholainenMarkku RenforsPublished in: ISCAS (3) (2004)
Keyphrases
- perfect reconstruction
- filter bank
- subband
- wavelet transform
- image coding
- multiresolution
- image coding scheme
- high frequency
- wavelet filter banks
- bit rate
- wavelet packet
- frequency domain
- image compression
- finite impulse response
- multiscale
- wavelet domain
- low pass
- reconstruction error
- compactly supported
- lifting scheme
- wavelet coefficients
- low frequency
- discrete wavelet transform
- signal processing
- wavelet decomposition
- synthesis filters
- lossless coding
- feature vectors
- image coder
- frequency band
- discrete cosine transform
- computationally efficient
- symmetric extension
- lossless compression
- contourlet transform
- directional information
- image quality