Efficient design of perfect-reconstruction biorthogonal cosine-modulated filter banks using convex Lagrangian relaxation and alternating -space projections.
Wu-Sheng LuRobert BregovicTapio SaramäkiPublished in: ISCAS (4) (2003)
Keyphrases
- filter bank
- perfect reconstruction
- subband
- image coding
- wavelet transform
- lagrangian relaxation
- multiscale
- multiresolution
- lifting scheme
- computationally efficient
- fir filters
- vanishing moments
- low pass
- frequency domain
- filter design
- filter coefficients
- signal processing
- infinite impulse response
- wavelet filters
- wavelet filter banks
- discrete cosine transform
- lossless compression
- finite impulse response
- image coding scheme
- wavelet packet
- wavelet basis
- wavelet decomposition
- reconstruction error
- image restoration
- feature vectors
- convex hull
- multiresolution analysis
- image reconstruction
- wavelet coefficients
- synthesis filters
- similarity measure