Perfect Reconstruction Two-Channel Wavelet Filter Banks for Graph Structured Data.
Sunil K. NarangAntonio OrtegaPublished in: IEEE Trans. Signal Process. (2012)
Keyphrases
- structured data
- perfect reconstruction
- wavelet filter banks
- filter bank
- lifting scheme
- subband
- wavelet transform
- image coding
- multiscale
- lossless compression
- multiresolution
- information extraction
- low pass
- wavelet decomposition
- frequency domain
- directional information
- finite impulse response
- data sources
- xml documents
- filter design
- wavelet packet
- metadata
- discrete wavelet transform
- high frequency
- bit rate
- image compression
- signal processing
- reconstruction error
- discrete cosine transform
- wavelet coefficients
- wavelet filters
- computationally efficient
- discrete fourier transform
- feature space
- computational complexity
- databases